add LEDS_BT variant for pseudostart (up to 7 channels)

This commit is contained in:
eddyem 2019-12-25 10:54:37 +03:00
parent 0425dc8981
commit d44eb82802
15 changed files with 1352 additions and 11 deletions

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@ -55,13 +55,12 @@ int main() {
TIM1_IER = TIM_IER_UIE;
// auto-reload + interrupt on overflow + enable
TIM1_CR1 = TIM_CR1_APRE | TIM_CR1_URS | TIM_CR1_CEN;
// leds - opendrain
// leds - pushpull
PD_DDR = 0x0e;
PC_DDR = 0xf8;
/*
PD_CR1 = 0x0e;
PC_CR1 = 0xf8;
*/
PORT(LED_PORT, DDR) |= LED_PIN;
PORT(LED_PORT, CR1) |= LED_PIN;
@ -103,28 +102,28 @@ int main() {
PC_ODR |= (1<<3);
break;
case 'A':
PD_ODR &= (1<<3);
PD_ODR &= ~(1<<3);
break;
case 'B':
PD_ODR &= (1<<2);
PD_ODR &= ~(1<<2);
break;
case 'C':
PD_ODR &= (1<<1);
PD_ODR &= ~(1<<1);
break;
case 'D':
PC_ODR &= (1<<7);
PC_ODR &= ~(1<<7);
break;
case 'E':
PC_ODR &= (1<<6);
PC_ODR &= ~(1<<6);
break;
case 'F':
PC_ODR &= (1<<5);
PC_ODR &= ~(1<<5);
break;
case 'G':
PC_ODR &= (1<<4);
PC_ODR &= ~(1<<4);
break;
case 'H':
PC_ODR &= (1<<3);
PC_ODR &= ~(1<<3);
break;
case '9':
PD_ODR |= 0x0e;

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@ -0,0 +1,3 @@
// Add predefined macros for your project here. For example:
// #define THE_ANSWER 42
#define STM8S103

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@ -0,0 +1 @@
[General]

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@ -0,0 +1,6 @@
interrupts.c
interrupts.h
main.c
ports_definition.h
uart.c
uart.h

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@ -0,0 +1 @@
../

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@ -0,0 +1,34 @@
NAME=uart
SDCC=sdcc
CCFLAGS=-DSTM8S103 -I../ -I/usr/share/sdcc/include -mstm8 --out-fmt-ihx
LDFLAGS= -mstm8 --out-fmt-ihx -lstm8
FLASHFLAGS=-cstlinkv2 -pstm8s103f2
SRC=$(wildcard *.c)
OBJ=$(SRC:%.c=%.rel)
TRASH=$(OBJ) $(SRC:%.c=%.rst) $(SRC:%.c=%.asm) $(SRC:%.c=%.lst) $(SRC:%.c=%.cdb)
TRASH+=$(SRC:%.c=%.sym) $(NAME).lk $(NAME).map
INDEPENDENT_HEADERS=../stm8s.h ports_definition.h Makefile
all: $(NAME).ihx
#$(SRC) : %.c : %.h $(INDEPENDENT_HEADERS)
# @touch $@
#
#%.h: ;
clean:
rm -f $(TRASH)
load: $(NAME).ihx
stm8flash $(FLASHFLAGS) -w $(NAME).ihx
%.rel: %.c
$(SDCC) $(CCFLAGS) -c $<
$(NAME).ihx: $(OBJ)
$(SDCC) $(LDFLAGS) $(OBJ) -o $(NAME).ihx
.PHONY: all

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@ -0,0 +1,2 @@
Setup "bluetooth control 8-lamp", connect STM8S103F2 to bluetooth HC-06.
Manage up to 8 LEDs controlled by bluetooth module HC-06

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@ -0,0 +1,167 @@
/*
* interrupts.c
*
* Copyright 2018 Edward V. Emelianoff <eddy@sao.ru>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
#include "ports_definition.h"
#include "uart.h"
// Top Level Interrupt
INTERRUPT_HANDLER(TLI_IRQHandler, 0){}
// Auto Wake Up Interrupt
INTERRUPT_HANDLER(AWU_IRQHandler, 1){}
// Clock Controller Interrupt
INTERRUPT_HANDLER(CLK_IRQHandler, 2){}
// External Interrupt PORTA
INTERRUPT_HANDLER(EXTI_PORTA_IRQHandler, 3){}
// External Interrupt PORTB
INTERRUPT_HANDLER(EXTI_PORTB_IRQHandler, 4){}
// External Interrupt PORTC
INTERRUPT_HANDLER(EXTI_PORTC_IRQHandler, 5){
}
// External Interrupt PORTD
INTERRUPT_HANDLER(EXTI_PORTD_IRQHandler, 6){
}
// External Interrupt PORTE
INTERRUPT_HANDLER(EXTI_PORTE_IRQHandler, 7){}
#ifdef STM8S903
// External Interrupt PORTF
INTERRUPT_HANDLER(EXTI_PORTF_IRQHandler, 8){}
#endif // STM8S903
#if defined (STM8S208) || defined (STM8AF52Ax)
// CAN RX Interrupt routine.
INTERRUPT_HANDLER(CAN_RX_IRQHandler, 8){}
// CAN TX Interrupt routine.
INTERRUPT_HANDLER(CAN_TX_IRQHandler, 9){}
#endif // STM8S208 || STM8AF52Ax
// SPI Interrupt routine.
INTERRUPT_HANDLER(SPI_IRQHandler, 10){}
// Timer1 Update/Overflow/Trigger/Break Interrupt
INTERRUPT_HANDLER(TIM1_UPD_OVF_TRG_BRK_IRQHandler, 11){
if(TIM1_SR1 & TIM_SR1_UIF){ // update interrupt
Global_time++; // increase timer
}
TIM1_SR1 = 0; // clear all interrupt flag
}
// Timer1 Capture/Compare Interrupt routine.
INTERRUPT_HANDLER(TIM1_CAP_COM_IRQHandler, 12){}
#ifdef STM8S903
// Timer5 Update/Overflow/Break/Trigger Interrupt
INTERRUPT_HANDLER(TIM5_UPD_OVF_BRK_TRG_IRQHandler, 13){}
// Timer5 Capture/Compare Interrupt
INTERRUPT_HANDLER(TIM5_CAP_COM_IRQHandler, 14){}
#else // STM8S208, STM8S207, STM8S105 or STM8S103 or STM8AF62Ax or STM8AF52Ax or STM8AF626x
// Timer2 Update/Overflow/Break Interrupt
INTERRUPT_HANDLER(TIM2_UPD_OVF_BRK_IRQHandler, 13){
}
// Timer2 Capture/Compare Interrupt
INTERRUPT_HANDLER(TIM2_CAP_COM_IRQHandler, 14){
}
#endif // STM8S903
#if defined (STM8S208) || defined(STM8S207) || defined(STM8S007) || defined(STM8S105) || \
defined(STM8S005) || defined (STM8AF62Ax) || defined (STM8AF52Ax) || defined (STM8AF626x)
// Timer3 Update/Overflow/Break Interrupt
INTERRUPT_HANDLER(TIM3_UPD_OVF_BRK_IRQHandler, 15){}
// Timer3 Capture/Compare Interrupt
INTERRUPT_HANDLER(TIM3_CAP_COM_IRQHandler, 16){}
#endif // STM8S208, STM8S207 or STM8S105 or STM8AF62Ax or STM8AF52Ax or STM8AF626x
#if defined (STM8S208) || defined(STM8S207) || defined(STM8S007) || defined(STM8S103) || \
defined(STM8S003) || defined (STM8AF62Ax) || defined (STM8AF52Ax) || defined (STM8S903)
// UART1 TX Interrupt
INTERRUPT_HANDLER(UART1_TX_IRQHandler, 17){}
// UART1 RX Interrupt
INTERRUPT_HANDLER(UART1_RX_IRQHandler, 18){
U8 rb;
unsigned long Tlast = 0;
if(UART1_SR & UART_SR_RXNE){ // data received
rb = UART1_DR; // read received byte & clear RXNE flag
if(uart_ready) return; // omit everything before command read
if(Global_time - Tlast < CMD_PAUSE){ // need a little pause
Tlast = Global_time;
return;
}
Tlast = Global_time;
//if(rb == '+') return; // answer when disconnected
UART_rx_cmd = rb; // put received byte into cycled buffer
uart_ready = 1;
}
}
#endif // STM8S208 or STM8S207 or STM8S103 or STM8S903 or STM8AF62Ax or STM8AF52Ax
// I2C Interrupt
INTERRUPT_HANDLER(I2C_IRQHandler, 19){}
#if defined(STM8S105) || defined(STM8S005) || defined (STM8AF626x)
// UART2 TX interrupt
INTERRUPT_HANDLER(UART2_TX_IRQHandler, 20){}
// UART2 RX interrupt
INTERRUPT_HANDLER(UART2_RX_IRQHandler, 21){
}
#endif // STM8S105 or STM8AF626x
#if defined(STM8S207) || defined(STM8S007) || defined(STM8S208) || defined (STM8AF52Ax) || defined (STM8AF62Ax)
// UART3 TX interrupt
INTERRUPT_HANDLER(UART3_TX_IRQHandler, 20){}
// UART3 RX interrupt
INTERRUPT_HANDLER(UART3_RX_IRQHandler, 21){}
#endif // STM8S208 or STM8S207 or STM8AF52Ax or STM8AF62Ax
#if defined(STM8S207) || defined(STM8S007) || defined(STM8S208) || defined (STM8AF52Ax) || defined (STM8AF62Ax)
// ADC2 interrupt
INTERRUPT_HANDLER(ADC2_IRQHandler, 22){}
#else
INTERRUPT_HANDLER(ADC1_IRQHandler, 22){ // read ADC value
}
#endif // STM8S208 or STM8S207 or STM8AF52Ax or STM8AF62Ax
#ifdef STM8S903
// Timer6 Update/Overflow/Trigger Interrupt
INTERRUPT_HANDLER(TIM6_UPD_OVF_TRG_IRQHandler, 23){}
#else // STM8S208, STM8S207, STM8S105 or STM8S103 or STM8AF52Ax or STM8AF62Ax or STM8AF626x
// Timer4 Update/Overflow Interrupt
INTERRUPT_HANDLER(TIM4_UPD_OVF_IRQHandler, 23){
}
#endif // STM8S903
// Eeprom EEC Interrupt
INTERRUPT_HANDLER(EEPROM_EEC_IRQHandler, 24){}

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@ -0,0 +1,147 @@
/*
* interrupts.h
*
* Copyright 2014 Edward V. Emelianoff <eddy@sao.ru>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
#pragma once
#ifndef __INTERRUPTS_H__
#define __INTERRUPTS_H__
#include "stm8s.h"
extern volatile U8 ADC_ready; // flag: data ready
extern volatile int ADC_value; // value of last ADC measurement
// Top Level Interrupt
INTERRUPT_DEFINITION(TLI_IRQHandler, 0);
// Auto Wake Up Interrupt
INTERRUPT_DEFINITION(AWU_IRQHandler, 1);
// Clock Controller Interrupt
INTERRUPT_DEFINITION(CLK_IRQHandler, 2);
// External Interrupt PORTA
INTERRUPT_DEFINITION(EXTI_PORTA_IRQHandler, 3);
// External Interrupt PORTB
INTERRUPT_DEFINITION(EXTI_PORTB_IRQHandler, 4);
// External Interrupt PORTC
INTERRUPT_DEFINITION(EXTI_PORTC_IRQHandler, 5);
// External Interrupt PORTD
INTERRUPT_DEFINITION(EXTI_PORTD_IRQHandler, 6);
// External Interrupt PORTE
INTERRUPT_DEFINITION(EXTI_PORTE_IRQHandler, 7);
#ifdef STM8S903
// External Interrupt PORTF
INTERRUPT_DEFINITION(EXTI_PORTF_IRQHandler, 8);
#endif // STM8S903
#if defined (STM8S208) || defined (STM8AF52Ax)
// CAN RX Interrupt routine.
INTERRUPT_DEFINITION(CAN_RX_IRQHandler, 8);
// CAN TX Interrupt routine.
INTERRUPT_DEFINITION(CAN_TX_IRQHandler, 9);
#endif // STM8S208 || STM8AF52Ax
// SPI Interrupt routine.
INTERRUPT_DEFINITION(SPI_IRQHandler, 10);
// Timer1 Update/Overflow/Trigger/Break Interrupt
INTERRUPT_DEFINITION(TIM1_UPD_OVF_TRG_BRK_IRQHandler, 11);
// Timer1 Capture/Compare Interrupt routine.
INTERRUPT_DEFINITION(TIM1_CAP_COM_IRQHandler, 12);
#ifdef STM8S903
// Timer5 Update/Overflow/Break/Trigger Interrupt
INTERRUPT_DEFINITION(TIM5_UPD_OVF_BRK_TRG_IRQHandler, 13);
// Timer5 Capture/Compare Interrupt
INTERRUPT_DEFINITION(TIM5_CAP_COM_IRQHandler, 14);
#else // STM8S208, STM8S207, STM8S105 or STM8S103 or STM8AF62Ax or STM8AF52Ax or STM8AF626x
// Timer2 Update/Overflow/Break Interrupt
INTERRUPT_DEFINITION(TIM2_UPD_OVF_BRK_IRQHandler, 13);
// Timer2 Capture/Compare Interrupt
INTERRUPT_DEFINITION(TIM2_CAP_COM_IRQHandler, 14);
#endif // STM8S903
#if defined (STM8S208) || defined(STM8S207) || defined(STM8S007) || defined(STM8S105) || \
defined(STM8S005) || defined (STM8AF62Ax) || defined (STM8AF52Ax) || defined (STM8AF626x)
// Timer3 Update/Overflow/Break Interrupt
INTERRUPT_DEFINITION(TIM3_UPD_OVF_BRK_IRQHandler, 15);
// Timer3 Capture/Compare Interrupt
INTERRUPT_DEFINITION(TIM3_CAP_COM_IRQHandler, 16);
#endif // STM8S208, STM8S207 or STM8S105 or STM8AF62Ax or STM8AF52Ax or STM8AF626x
#if defined (STM8S208) || defined(STM8S207) || defined(STM8S007) || defined(STM8S103) || \
defined(STM8S003) || defined (STM8AF62Ax) || defined (STM8AF52Ax) || defined (STM8S903)
// UART1 TX Interrupt
INTERRUPT_DEFINITION(UART1_TX_IRQHandler, 17);
// UART1 RX Interrupt
INTERRUPT_DEFINITION(UART1_RX_IRQHandler, 18);
#endif // STM8S208 or STM8S207 or STM8S103 or STM8S903 or STM8AF62Ax or STM8AF52Ax
// I2C Interrupt
INTERRUPT_DEFINITION(I2C_IRQHandler, 19);
#if defined(STM8S105) || defined(STM8S005) || defined (STM8AF626x)
// UART2 TX interrupt
INTERRUPT_DEFINITION(UART2_TX_IRQHandler, 20);
// UART2 RX interrupt
INTERRUPT_DEFINITION(UART2_RX_IRQHandler, 21);
#endif // STM8S105 or STM8AF626x
#if defined(STM8S207) || defined(STM8S007) || defined(STM8S208) || defined (STM8AF52Ax) || defined (STM8AF62Ax)
// UART3 TX interrupt
INTERRUPT_DEFINITION(UART3_TX_IRQHandler, 20);
// UART3 RX interrupt
INTERRUPT_DEFINITION(UART3_RX_IRQHandler, 21);
#endif // STM8S208 or STM8S207 or STM8AF52Ax or STM8AF62Ax
#if defined(STM8S207) || defined(STM8S007) || defined(STM8S208) || defined (STM8AF52Ax) || defined (STM8AF62Ax)
// ADC2 interrupt
INTERRUPT_DEFINITION(ADC2_IRQHandler, 22);
#else // STM8S105, STM8S103 or STM8S903 or STM8AF626x
// ADC1 interrupt
INTERRUPT_DEFINITION(ADC1_IRQHandler, 22);
#endif // STM8S208 or STM8S207 or STM8AF52Ax or STM8AF62Ax
#ifdef STM8S903
// Timer6 Update/Overflow/Trigger Interrupt
INTERRUPT_DEFINITION(TIM6_UPD_OVF_TRG_IRQHandler, 23);
#else // STM8S208, STM8S207, STM8S105 or STM8S103 or STM8AF52Ax or STM8AF62Ax or STM8AF626x
// Timer4 Update/Overflow Interrupt
INTERRUPT_DEFINITION(TIM4_UPD_OVF_IRQHandler, 23);
#endif // STM8S903
// Eeprom EEC Interrupt
INTERRUPT_DEFINITION(EEPROM_EEC_IRQHandler, 24);
#endif // __INTERRUPTS_H__

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@ -0,0 +1,207 @@
/*
* blinky.c
*
* Copyright 2014 Edward V. Emelianoff <eddy@sao.ru>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
#include "ports_definition.h"
#include "interrupts.h"
#include "uart.h"
volatile unsigned long Global_time = 0L; // global time in ms
#define LEDNMBR 7
/*
LED channels:
0 - D3
1 - D2
2 - D1
3 - C7
4 - C6
5 - C5
6 - C4
7 channels for LEDs, 8th channel switch effects
*/
// number of pseudo-random numbers
#define RANDSIZE 19
// number of variants
#define RANDCNT 4
const U8 rand[RANDCNT][RANDSIZE] = {
{12, 12, 3, 16, 8, 20, 4, 3, 15, 1, 15, 4, 6, 15, 19, 9, 10},
{12, 12, 3, 16, 8, 50, 4, 3, 15, 100, 15, 4, 6, 15, 19, 9, 10},
{23, 22, 2, 11, 13, 28, 25, 1, 29, 16, 9, 7, 17, 16, 13, 21, 18},
{30, 8, 31, 5, 24, 23, 33, 24, 18, 35, 30, 23, 29, 1, 22, 24, 25}
};
int main() {
unsigned long T = 0L;
U8 ON[7] = {0,0,0,0,0,0,0};
unsigned long timers[7] = {0,0,0,0,0,0,0};
U8 rb, i, cnt=0, rnmb=0;
CFG_GCR |= 1; // disable SWIM
// Configure clocking
CLK_CKDIVR = 0; // F_HSI = 16MHz, f_CPU = 16MHz
// TIM1 - system timer (1ms)
TIM1_PSCRH = 0;
TIM1_PSCRL = 15; // LSB should be written last as it updates prescaler
// auto-reload each 1ms: TIM_ARR = 1000 = 0x03E8
TIM1_ARRH = 0x03;
TIM1_ARRL = 0xE8;
// interrupts: update
TIM1_IER = TIM_IER_UIE;
// auto-reload + interrupt on overflow + enable
TIM1_CR1 = TIM_CR1_APRE | TIM_CR1_URS | TIM_CR1_CEN;
// leds - pushpull
PD_DDR = 0x0e;
PC_DDR = 0xf8;
PD_CR1 = 0x0e;
PC_CR1 = 0xf8;
PORT(LED_PORT, DDR) |= LED_PIN;
PORT(LED_PORT, CR1) |= LED_PIN;
uart_init();
// enable all interrupts
enableInterrupts();
// Loop
do{
if(Global_time - T > 499){
T = Global_time;
PORT(LED_PORT, ODR) ^= LED_PIN; // blink on-board LED
}
for(i = 0; i < LEDNMBR-1; ++i){
if(ON[i]){
if(Global_time > timers[i]){
timers[i] = Global_time + rand[rnmb][cnt];
if(++cnt > RANDSIZE-1) cnt = 0;
switch(i){
case 0:
PD_ODR ^= (1<<3);
break;
case 1:
PD_ODR ^= (1<<2);
break;
case 2:
PD_ODR ^= (1<<1);
break;
case 3:
PC_ODR ^= (1<<7);
break;
case 4:
PC_ODR ^= (1<<6);
break;
case 5:
PC_ODR ^= (1<<5);
break;
case 6:
PC_ODR ^= (1<<4);
break;
}
}
}
}
if(uart_read_cmd(&rb)){ // buffer isn't empty
switch(rb){
case '1':
PD_ODR |= (1<<3);
ON[0] = 1;
timers[0] = Global_time;
break;
case '2':
PD_ODR |= (1<<2);
ON[1] = 1;
timers[1] = Global_time;
break;
case '3':
PD_ODR |= (1<<1);
ON[2] = 1;
timers[2] = Global_time;
break;
case '4':
PC_ODR |= (1<<7);
ON[3] = 1;
timers[3] = Global_time;
break;
case '5':
PC_ODR |= (1<<6);
ON[4] = 1;
timers[4] = Global_time;
break;
case '6':
PC_ODR |= (1<<5);
ON[5] = 1;
timers[5] = Global_time;
break;
case '7':
PC_ODR |= (1<<4);
ON[6] = 1;
timers[6] = Global_time;
break;
case '8': // increment rnmb
if(++rnmb > RANDCNT-1) rnmb = 0;
break;
case 'A':
PD_ODR &= ~(1<<3);
ON[0] = 0;
break;
case 'B':
PD_ODR &= ~(1<<2);
ON[1] = 0;
break;
case 'C':
PD_ODR &= ~(1<<1);
ON[2] = 0;
break;
case 'D':
PC_ODR &= ~(1<<7);
ON[3] = 0;
break;
case 'E':
PC_ODR &= ~(1<<6);
ON[4] = 0;
break;
case 'F':
PC_ODR &= ~(1<<5);
ON[5] = 0;
break;
case 'G':
PC_ODR &= ~(1<<4);
ON[6] = 0;
break;
case 'H':
// increment rnmb
if(++rnmb > RANDCNT-1) rnmb = 0;
break;
case '9':
PD_ODR |= 0x0e;
PC_ODR |= 0xf8;
for(i = 0; i < LEDNMBR-1; ++i){ ON[i] = 1; timers[i] = Global_time;}
break;
case 'I':
PD_ODR &= ~0x0e;
PC_ODR &= ~0xf8;
for(i = 0; i < LEDNMBR-1; ++i) ON[i] = 0;
break;
}
}
}while(1);
}

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@ -0,0 +1,43 @@
/*
* ports_definition.h - definition of ports pins & so on
*
* Copyright 2014 Edward V. Emelianov <eddy@sao.ru, edward.emelianoff@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
#pragma once
#ifndef __PORTS_DEFINITION_H__
#define __PORTS_DEFINITION_H__
#include "stm8s.h"
// minimal pause between commands (ms)
#define CMD_PAUSE 100
// macro for using in port constructions like PORT(LED_PORT, ODR) = xx
#define CONCAT(a, b) a ## _ ## b
#define PORT(a, b) CONCAT(a , b)
// on-board LED - PB5
#define LED_PORT PB
#define LED_PIN GPIO_PIN5
// UART2_TX
#define UART_PORT PD
#define UART_TX_PIN GPIO_PIN5
#endif // __PORTS_DEFINITION_H__

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@ -0,0 +1,568 @@
/*
* stm8l.h
*
* Copyright 2014 Edward V. Emelianoff <eddy@sao.ru>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
#pragma once
#ifndef __STM8L_H__
#define __STM8L_H__
typedef unsigned char U8;
typedef unsigned int U16;
typedef unsigned long U32;
#define NULL (void*)0
/* functions */
#define enableInterrupts() {__asm__("rim\n");} // enable interrupts
#define disableInterrupts() {__asm__("sim\n");} // disable interrupts
#define iret() {__asm__("iret\n");} // Interrupt routine return
#define pop_ccr() {__asm__("pop cc\n");} // Pop CCR from the stack
#define push_ccr() {__asm__("push cc\n");}// Push CCR on the stack
#define rim() {__asm__("rim\n");} // enable interrupts
#define sim() {__asm__("sim\n");} // disable interrupts
#define nop() {__asm__("nop\n");} // No Operation
#define trap() {__asm__("trap\n");} // Trap (soft IT)
#define wfi() {__asm__("wfi\n");} // Wait For Interrupt
#define halt() {__asm__("halt\n");} // Halt
/*
* Registers map is shown in short datasheet, page 26
*/
/* GPIO */
#define PA_ODR *(unsigned char*)0x5000
#define PA_IDR *(unsigned char*)0x5001
#define PA_DDR *(unsigned char*)0x5002
#define PA_CR1 *(unsigned char*)0x5003
#define PA_CR2 *(unsigned char*)0x5004
#define PB_ODR *(unsigned char*)0x5005
#define PB_IDR *(unsigned char*)0x5006
#define PB_DDR *(unsigned char*)0x5007
#define PB_CR1 *(unsigned char*)0x5008
#define PB_CR2 *(unsigned char*)0x5009
#define PC_ODR *(unsigned char*)0x500A
#define PC_IDR *(unsigned char*)0x500B
#define PC_DDR *(unsigned char*)0x500C
#define PC_CR1 *(unsigned char*)0x500D
#define PC_CR2 *(unsigned char*)0x500E
#define PD_ODR *(unsigned char*)0x500F
#define PD_IDR *(unsigned char*)0x5010
#define PD_DDR *(unsigned char*)0x5011
#define PD_CR1 *(unsigned char*)0x5012
#define PD_CR2 *(unsigned char*)0x5013
#define PE_ODR *(unsigned char*)0x5014
#define PE_IDR *(unsigned char*)0x5015
#define PE_DDR *(unsigned char*)0x5016
#define PE_CR1 *(unsigned char*)0x5017
#define PE_CR2 *(unsigned char*)0x5018
#define PF_ODR *(unsigned char*)0x5019
#define PF_IDR *(unsigned char*)0x501A
#define PF_DDR *(unsigned char*)0x501B
#define PF_CR1 *(unsigned char*)0x501C
#define PF_CR2 *(unsigned char*)0x501D
#ifdef STM8S105
#define PG_ODR *(unsigned char*)0x501E
#define PG_IDR *(unsigned char*)0x501F
#define PG_DDR *(unsigned char*)0x5020
#define PG_CR1 *(unsigned char*)0x5021
#define PG_CR2 *(unsigned char*)0x5022
#define PH_ODR *(unsigned char*)0x5023
#define PH_IDR *(unsigned char*)0x5024
#define PH_DDR *(unsigned char*)0x5025
#define PH_CR1 *(unsigned char*)0x5026
#define PH_CR2 *(unsigned char*)0x5027
#define PI_ODR *(unsigned char*)0x5028
#define PI_IDR *(unsigned char*)0x5029
#define PI_DDR *(unsigned char*)0x502A
#define PI_CR1 *(unsigned char*)0x502B
#define PI_CR2 *(unsigned char*)0x502C
#endif // STM8S105
/* GPIO bits */
#define GPIO_PIN0 (1 << 0)
#define GPIO_PIN1 (1 << 1)
#define GPIO_PIN2 (1 << 2)
#define GPIO_PIN3 (1 << 3)
#define GPIO_PIN4 (1 << 4)
#define GPIO_PIN5 (1 << 5)
#define GPIO_PIN6 (1 << 6)
#define GPIO_PIN7 (1 << 7)
/* -------------------- FLASH/EEPROM -------------------- */
#define FLASH_CR1 *(unsigned char*)0x505A
#define FLASH_CR2 *(unsigned char*)0x505B
#define FLASH_NCR2 *(unsigned char*)0x505C
#define FLASH_FPR *(unsigned char*)0x505D
#define FLASH_NFPR *(unsigned char*)0x505E
#define FLASH_IAPSR *(unsigned char*)0x505F
#define FLASH_PUKR *(unsigned char*)0x5062 // progmem unprotection
#define FLASH_DUKR *(unsigned char*)0x5064 // EEPROM unprotection
#define EEPROM_KEY1 0xAE // keys to manage EEPROM's write access
#define EEPROM_KEY2 0x56
#define EEPROM_START_ADDR (unsigned char*)0x4000
/* ------------------- interrupts ------------------- */
#define EXTI_CR1 *(unsigned char*)0x50A0
#define EXTI_CR2 *(unsigned char*)0x50A1
#define INTERRUPT_HANDLER(fn, num) void fn() __interrupt(num)
#define INTERRUPT_DEFINITION(fn, num) extern void fn() __interrupt(num)
// Reset status register
#define RST_SR *(unsigned char*)0x50B3
/* ------------------- CLOCK ------------------- */
#define CLK_ICKR *(unsigned char*)0x50C0
#define CLK_ECKR *(unsigned char*)0x50C1
#define CLK_CMSR *(unsigned char*)0x50C3
#define CLK_SWR *(unsigned char*)0x50C4
#define CLK_SWCR *(unsigned char*)0x50C5
#define CLK_CKDIVR *(unsigned char*)0x50C6
#define CLK_SPCKENR1 *(unsigned char*)0x50C7
#define CLK_CSSR *(unsigned char*)0x50C8
#define CLK_CCOR *(unsigned char*)0x50C9
#define CLK_PCKENR2 *(unsigned char*)0x50CA
#define CLK_HSITRIMR *(unsigned char*)0x50CC
#define CLK_SWIMCCR *(unsigned char*)0x50CD
/* ------------------- Watchdog ------------------ */
#define WWDG_CR *(unsigned char*)0x50D1
#define WWDG_WR *(unsigned char*)0x50D2
#define IWDG_KR *(unsigned char*)0x50E0
#define IWDG_PR *(unsigned char*)0x50E1
#define IWDG_RLR *(unsigned char*)0x50E2
// enable Watchdog
#define KEY_ENABLE (0xCC)
// refresh Watchdog from IWDG_RLR
#define KEY_REFRESH (0xAA)
// modify IWDG_PR and IWDG_RLR
#define KEY_ACCESS (0x55)
/* ------------------- AWU, BEEP ------------------- */
#define AWU_CSR1 *(unsigned char*)0x50F0
#define AWU_APR *(unsigned char*)0x50F1
#define AWU_TBR *(unsigned char*)0x50F2
#define BEEP_CSR *(unsigned char*)0x50F3
/* ------------------- SPI ------------------- */
#define SPI_CR1 *(unsigned char*)0x5200
#define SPI_CR2 *(unsigned char*)0x5201
#define SPI_ICR *(unsigned char*)0x5202
#define SPI_SR *(unsigned char*)0x5203
#define SPI_DR *(unsigned char*)0x5204
#define SPI_CRCPR *(unsigned char*)0x5205
#define SPI_RXCRCR *(unsigned char*)0x5206
#define SPI_TXCRCR *(unsigned char*)0x5207
// SPI_CR1 (page 271): | LSBFIRST | SPE | BR[2:0] | MSTR | CPOL | CPHA |
#define SPI_CR1_LSBFIRST (1<<7)
#define SPI_CR1_SPE (1<<6)
#define SPI_CR1_BRMASK (0x38)
#define SPI_CR1_MSTR (1<<2)
#define SPI_CR1_CPOL (1<<1)
#define SPI_CR1_CPHA (1)
// SPI_CR2 (page 272): | BDM | BDOE | CRCEN | CRCNEXT | - | RXONLY | SSM | SSI |
#define SPI_CR2_BDM (1<<7)
#define SPI_CR2_BDOE (1<<6)
#define SPI_CR2_CRCEN (1<<5)
#define SPI_CR2_CRCNEXT (1<<4)
#define SPI_CR2_RXONLY (1<<2)
#define SPI_CR2_SSM (1<<1)
#define SPI_CR2_SSI (1)
// SPI_ICR (page 273): | TXIE | RXIE | ERRIE | WKIE | - | - | - | - |
#define SPI_ICR_TXIE (1<<7)
#define SPI_ICR_RXIE (1<<6)
#define SPI_ICR_ERRIE (1<<5)
#define SPI_ICR_WKIE (1<<4)
// SPI_SR (page 274): | BSY | OVR | MODF | CRCERR | WKUP | - | TXE | RXNE |
#define SPI_SR_BSY (1<<7)
#define SPI_SR_OVR (1<<6)
#define SPI_SR_MODF (1<<5)
#define SPI_SR_CRCERR (1<<4)
#define SPI_SR_WKUP (1<<3)
#define SPI_SR_TXE (1<<1)
#define SPI_SR_RXNE (1)
/* ------------------- I2C ------------------- */
#define I2C_CR1 *(unsigned char*)0x5210
#define I2C_CR2 *(unsigned char*)0x5211
#define I2C_FREQR *(unsigned char*)0x5212
#define I2C_OARL *(unsigned char*)0x5213
#define I2C_OARH *(unsigned char*)0x5214
#define I2C_DR *(unsigned char*)0x5216
#define I2C_SR1 *(unsigned char*)0x5217
#define I2C_SR2 *(unsigned char*)0x5218
#define I2C_SR3 *(unsigned char*)0x5219
#define I2C_ITR *(unsigned char*)0x521A
#define I2C_CCRL *(unsigned char*)0x521B
#define I2C_CCRH *(unsigned char*)0x521C
#define I2C_TRISER *(unsigned char*)0x521D
#define I2C_PECR *(unsigned char*)0x521E
/* ------------------- UART ------------------- */
#if defined STM8S003 || defined STM8S103
#define UART1_SR *(unsigned char*)0x5230
#define UART1_DR *(unsigned char*)0x5231
#define UART1_BRR1 *(unsigned char*)0x5232
#define UART1_BRR2 *(unsigned char*)0x5233
#define UART1_CR1 *(unsigned char*)0x5234
#define UART1_CR2 *(unsigned char*)0x5235
#define UART1_CR3 *(unsigned char*)0x5236
#define UART1_CR4 *(unsigned char*)0x5237
#define UART1_CR5 *(unsigned char*)0x5238
#define UART1_GTR *(unsigned char*)0x5239
#define UART1_PSCR *(unsigned char*)0x523A
#endif // STM8S003
#ifdef STM8S105
#define UART2_SR *(unsigned char*)0x5240
#define UART2_DR *(unsigned char*)0x5241
#define UART2_BRR1 *(unsigned char*)0x5242
#define UART2_BRR2 *(unsigned char*)0x5243
#define UART2_CR1 *(unsigned char*)0x5244
#define UART2_CR2 *(unsigned char*)0x5245
#define UART2_CR3 *(unsigned char*)0x5246
#define UART2_CR4 *(unsigned char*)0x5247
#define UART2_CR5 *(unsigned char*)0x5248
#define UART2_CR6 *(unsigned char*)0x5249
#define UART2_GTR *(unsigned char*)0x524A
#define UART2_PSCR *(unsigned char*)0x524B
#endif // STM8S105
/* UART_CR1 bits */
#define UART_CR1_R8 (1 << 7)
#define UART_CR1_T8 (1 << 6)
#define UART_CR1_UARTD (1 << 5)
#define UART_CR1_M (1 << 4)
#define UART_CR1_WAKE (1 << 3)
#define UART_CR1_PCEN (1 << 2)
#define UART_CR1_PS (1 << 1)
#define UART_CR1_PIEN (1 << 0)
/* UART_CR2 bits */
#define UART_CR2_TIEN (1 << 7)
#define UART_CR2_TCIEN (1 << 6)
#define UART_CR2_RIEN (1 << 5)
#define UART_CR2_ILIEN (1 << 4)
#define UART_CR2_TEN (1 << 3)
#define UART_CR2_REN (1 << 2)
#define UART_CR2_RWU (1 << 1)
#define UART_CR2_SBK (1 << 0)
/* USART_CR3 bits */
#define UART_CR3_LINEN (1 << 6)
#define UART_CR3_STOP2 (1 << 5)
#define UART_CR3_STOP1 (1 << 4)
#define UART_CR3_CLKEN (1 << 3)
#define UART_CR3_CPOL (1 << 2)
#define UART_CR3_CPHA (1 << 1)
#define UART_CR3_LBCL (1 << 0)
/* UART_SR bits */
#define UART_SR_TXE (1 << 7)
#define UART_SR_TC (1 << 6)
#define UART_SR_RXNE (1 << 5)
#define UART_SR_IDLE (1 << 4)
#define UART_SR_OR (1 << 3)
#define UART_SR_NF (1 << 2)
#define UART_SR_FE (1 << 1)
#define UART_SR_PE (1 << 0)
/* ------------------- TIMERS ------------------- */
/* TIM1 */
#define TIM1_CR1 *(unsigned char*)0x5250
#define TIM1_CR2 *(unsigned char*)0x5251
#define TIM1_SMCR *(unsigned char*)0x5252
#define TIM1_ETR *(unsigned char*)0x5253
#define TIM1_IER *(unsigned char*)0x5254
#define TIM1_SR1 *(unsigned char*)0x5255
#define TIM1_SR2 *(unsigned char*)0x5256
#define TIM1_EGR *(unsigned char*)0x5257
#define TIM1_CCMR1 *(unsigned char*)0x5258
#define TIM1_CCMR2 *(unsigned char*)0x5259
#define TIM1_CCMR3 *(unsigned char*)0x525A
#define TIM1_CCMR4 *(unsigned char*)0x525B
#define TIM1_CCER1 *(unsigned char*)0x525C
#define TIM1_CCER2 *(unsigned char*)0x525D
#define TIM1_CNTRH *(unsigned char*)0x525E
#define TIM1_CNTRL *(unsigned char*)0x525F
#define TIM1_PSCRH *(unsigned char*)0x5260
#define TIM1_PSCRL *(unsigned char*)0x5261
#define TIM1_ARRH *(unsigned char*)0x5262
#define TIM1_ARRL *(unsigned char*)0x5263
#define TIM1_RCR *(unsigned char*)0x5264
#define TIM1_CCR1H *(unsigned char*)0x5265
#define TIM1_CCR1L *(unsigned char*)0x5266
#define TIM1_CCR2H *(unsigned char*)0x5267
#define TIM1_CCR2L *(unsigned char*)0x5268
#define TIM1_CCR3H *(unsigned char*)0x5269
#define TIM1_CCR3L *(unsigned char*)0x526A
#define TIM1_CCR4H *(unsigned char*)0x526B
#define TIM1_CCR4L *(unsigned char*)0x526C
#define TIM1_BKR *(unsigned char*)0x526D
#define TIM1_DTR *(unsigned char*)0x526E
#define TIM1_OISR *(unsigned char*)0x526F
/* TIM_IER bits */
#define TIM_IER_BIE (1 << 7)
#define TIM_IER_TIE (1 << 6)
#define TIM_IER_COMIE (1 << 5)
#define TIM_IER_CC4IE (1 << 4)
#define TIM_IER_CC3IE (1 << 3)
#define TIM_IER_CC2IE (1 << 2)
#define TIM_IER_CC1IE (1 << 1)
#define TIM_IER_UIE (1 << 0)
/* TIM_CR1 bits */
#define TIM_CR1_APRE (1 << 7)
#define TIM_CR1_CMSH (1 << 6)
#define TIM_CR1_CMSL (1 << 5)
#define TIM_CR1_DIR (1 << 4)
#define TIM_CR1_OPM (1 << 3)
#define TIM_CR1_URS (1 << 2)
#define TIM_CR1_UDIS (1 << 1)
#define TIM_CR1_CEN (1 << 0)
/* TIM_SR1 bits */
#define TIM_SR1_BIF (1 << 7)
#define TIM_SR1_TIF (1 << 6)
#define TIM_SR1_COMIF (1 << 5)
#define TIM_SR1_CC4IF (1 << 4)
#define TIM_SR1_CC3IF (1 << 3)
#define TIM_SR1_CC2IF (1 << 2)
#define TIM_SR1_CC1IF (1 << 1)
#define TIM_SR1_UIF (1 << 0)
/* TIM_EGR bits */
#define TIM_EGR_BG (1 << 7)
#define TIM_EGR_TG (1 << 6)
#define TIM_EGR_COMG (1 << 5)
#define TIM_EGR_CC4G (1 << 4)
#define TIM_EGR_CC3G (1 << 3)
#define TIM_EGR_CC2G (1 << 2)
#define TIM_EGR_CC1G (1 << 1)
#define TIM_EGR_UG (1 << 0)
/* TIM2 */
#define TIM2_CR1 *(unsigned char*)0x5300
#if defined STM8S105 || defined STM8S103
#define TIM2_IER *(unsigned char*)0x5301
#define TIM2_SR1 *(unsigned char*)0x5302
#define TIM2_SR2 *(unsigned char*)0x5303
#define TIM2_EGR *(unsigned char*)0x5304
#define TIM2_CCMR1 *(unsigned char*)0x5305
#define TIM2_CCMR2 *(unsigned char*)0x5306
#define TIM2_CCMR3 *(unsigned char*)0x5307
#define TIM2_CCER1 *(unsigned char*)0x5308
#define TIM2_CCER2 *(unsigned char*)0x5309
#define TIM2_CNTRH *(unsigned char*)0x530A
#define TIM2_CNTRL *(unsigned char*)0x530B
#define TIM2_PSCR *(unsigned char*)0x530C
#define TIM2_ARRH *(unsigned char*)0x530D
#define TIM2_ARRL *(unsigned char*)0x530E
#define TIM2_CCR1H *(unsigned char*)0x530F
#define TIM2_CCR1L *(unsigned char*)0x5310
#define TIM2_CCR2H *(unsigned char*)0x5311
#define TIM2_CCR2L *(unsigned char*)0x5312
#define TIM2_CCR3H *(unsigned char*)0x5313
#define TIM2_CCR3L *(unsigned char*)0x5314
#elif defined STM8S003
#define TIM2_IER *(unsigned char*)0x5303
#define TIM2_SR1 *(unsigned char*)0x5304
#define TIM2_SR2 *(unsigned char*)0x5305
#define TIM2_EGR *(unsigned char*)0x5306
#define TIM2_CCMR1 *(unsigned char*)0x5307
#define TIM2_CCMR2 *(unsigned char*)0x5308
#define TIM2_CCMR3 *(unsigned char*)0x5309
#define TIM2_CCER1 *(unsigned char*)0x530A
#define TIM2_CCER2 *(unsigned char*)0x530B
#define TIM2_CNTRH *(unsigned char*)0x530C
#define TIM2_CNTRL *(unsigned char*)0x530D
#define TIM2_PSCR *(unsigned char*)0x530E
#define TIM2_ARRH *(unsigned char*)0x530F
#define TIM2_ARRL *(unsigned char*)0x5310
#define TIM2_CCR1H *(unsigned char*)0x5311
#define TIM2_CCR1L *(unsigned char*)0x5312
#define TIM2_CCR2H *(unsigned char*)0x5313
#define TIM2_CCR2L *(unsigned char*)0x5314
#define TIM2_CCR3H *(unsigned char*)0x5315
#define TIM2_CCR3L *(unsigned char*)0x5316
#endif
/* TIM3 */
#if defined STM8S105 || defined STM8S103
#define TIM3_CR1 *(unsigned char*)0x5320
#define TIM3_IER *(unsigned char*)0x5321
#define TIM3_SR1 *(unsigned char*)0x5322
#define TIM3_SR2 *(unsigned char*)0x5323
#define TIM3_EGR *(unsigned char*)0x5324
#define TIM3_CCMR1 *(unsigned char*)0x5325
#define TIM3_CCMR2 *(unsigned char*)0x5326
#define TIM3_CCER1 *(unsigned char*)0x5327
#define TIM3_CNTRH *(unsigned char*)0x5328
#define TIM3_CNTRL *(unsigned char*)0x5329
#define TIM3_PSCR *(unsigned char*)0x532A
#define TIM3_ARRH *(unsigned char*)0x532B
#define TIM3_ARRL *(unsigned char*)0x532C
#define TIM3_CCR1H *(unsigned char*)0x532D
#define TIM3_CCR1L *(unsigned char*)0x532E
#define TIM3_CCR2H *(unsigned char*)0x532F
#define TIM3_CCR2L *(unsigned char*)0x5330
#endif
/* TIM4 */
#define TIM4_CR1 *(unsigned char*)0x5340
#if defined STM8S105 || defined STM8S103
#define TIM4_IER *(unsigned char*)0x5341
#define TIM4_SR *(unsigned char*)0x5342
#define TIM4_EGR *(unsigned char*)0x5343
#define TIM4_CNTR *(unsigned char*)0x5344
#define TIM4_PSCR *(unsigned char*)0x5345
#define TIM4_ARR *(unsigned char*)0x5346
#elif defined STM8S003
#define TIM4_IER *(unsigned char*)0x5343
#define TIM4_SR *(unsigned char*)0x5344
#define TIM4_EGR *(unsigned char*)0x5345
#define TIM4_CNTR *(unsigned char*)0x5346
#define TIM4_PSCR *(unsigned char*)0x5347
#define TIM4_ARR *(unsigned char*)0x5348
#endif
/* ------------------- ADC ------------------- */
#define ADC_DB0RH *(unsigned char*)0x53E0
#define ADC_DB0RL *(unsigned char*)0x53E1
#define ADC_DB1RH *(unsigned char*)0x53E2
#define ADC_DB1RL *(unsigned char*)0x53E3
#define ADC_DB2RH *(unsigned char*)0x53E4
#define ADC_DB2RL *(unsigned char*)0x53E5
#define ADC_DB3RH *(unsigned char*)0x53E6
#define ADC_DB3RL *(unsigned char*)0x53E7
#define ADC_DB4RH *(unsigned char*)0x53E8
#define ADC_DB4RL *(unsigned char*)0x53E9
#define ADC_DB5RH *(unsigned char*)0x53EA
#define ADC_DB5RL *(unsigned char*)0x53EB
#define ADC_DB6RH *(unsigned char*)0x53EC
#define ADC_DB6RL *(unsigned char*)0x53ED
#define ADC_DB7RH *(unsigned char*)0x53EE
#define ADC_DB7RL *(unsigned char*)0x53EF
#define ADC_DB8RH *(unsigned char*)0x53F0
#define ADC_DB8RL *(unsigned char*)0x53F1
#define ADC_DB9RH *(unsigned char*)0x53F2
#define ADC_DB9RL *(unsigned char*)0x53F3
#define ADC_CSR *(unsigned char*)0x5400
#define ADC_CR1 *(unsigned char*)0x5401
#define ADC_CR2 *(unsigned char*)0x5402
#define ADC_CR3 *(unsigned char*)0x5403
#define ADC_DRH *(unsigned char*)0x5404
#define ADC_DRL *(unsigned char*)0x5405
#define ADC_TDRH *(unsigned char*)0x5406
#define ADC_TDRL *(unsigned char*)0x5407
#define ADC_HTRH *(unsigned char*)0x5408
#define ADC_HTRL *(unsigned char*)0x5409
#define ADC_LTRH *(unsigned char*)0x540A
#define ADC_LTRL *(unsigned char*)0x540B
#define ADC_AWSRH *(unsigned char*)0x540C
#define ADC_AWSRL *(unsigned char*)0x540D
#define ADC_AWCRH *(unsigned char*)0x540E
#define ADC_AWCRL *(unsigned char*)0x540F
/* ------------------- swim control ------------------- */
#define CFG_GCR *(unsigned char*)0x7F60
#define SWIM_CSR *(unsigned char*)0x7F80
/* ------------------- ITC ------------------- */
#define ITC_SPR1 *(unsigned char*)0x7F70
#define ITC_SPR2 *(unsigned char*)0x7F71
#define ITC_SPR3 *(unsigned char*)0x7F72
#define ITC_SPR4 *(unsigned char*)0x7F73
#define ITC_SPR5 *(unsigned char*)0x7F74
#define ITC_SPR6 *(unsigned char*)0x7F75
#define ITC_SPR7 *(unsigned char*)0x7F76
#define ITC_SPR8 *(unsigned char*)0x7F77
/* -------------------- UNIQUE ID -------------------- */
#if defined STM8S105 || defined STM8S103 // maybe some other MCU have this too???
#define U_ID00 (unsigned char*)0x48CD
#define U_ID01 (unsigned char*)0x48CE
#define U_ID02 (unsigned char*)0x48CF
#define U_ID03 (unsigned char*)0x48D0
#define U_ID04 (unsigned char*)0x48D1
#define U_ID05 (unsigned char*)0x48D2
#define U_ID06 (unsigned char*)0x48D3
#define U_ID07 (unsigned char*)0x48D4
#define U_ID08 (unsigned char*)0x48D5
#define U_ID09 (unsigned char*)0x48D6
#define U_ID10 (unsigned char*)0x48D7
#define U_ID11 (unsigned char*)0x48D8
#endif // defined STM8S105 || defined STM8S103
// CCR REGISTER: bits 3&5 should be 1 if you wanna change EXTI_CRx
#define CCR *(unsigned char*)0x7F0A
/* -------------------- OPTION BYTES -------------------- */
#if defined STM8S105
// readout protection
#define OPT0 *(unsigned char*)0x4800
// user boot code
#define OPT1 *(unsigned char*)0x4801
#define NOPT1 *(unsigned char*)0x4802
// alternate functions remapping
// | AFR7 | ... | AFR0 |
// AFR7 - PD4 = BEEP; AFR6 - PB4/PB5 = I2C; AFR5 - PB0..3 - TIM1
// AFR4 - PD7 = TIM1_CH4; AFR3 - PD0 = TIM1_BKIN
// AFR2 - PD0 = CLK_CCO; AFR1 - PA3 = TIM3_CH1, PD2 = TIM2_CH3
// AFR0 - PD3 = ADC_ETR
#define OPT2 *(unsigned char*)0x4803
#define NOPT2 *(unsigned char*)0x4804
// trim, watchdog
#define OPT3 *(unsigned char*)0x4805
#define NOPT3 *(unsigned char*)0x4806
// extclc, awu
#define OPT4 *(unsigned char*)0x4807
#define NOPT4 *(unsigned char*)0x4808
// HSE stab time
#define OPT5 *(unsigned char*)0x4809
#define NOPT5 *(unsigned char*)0x480a
// none
#define OPT6 *(unsigned char*)0x480b
#define NOPT6 *(unsigned char*)0x480c
// none
#define OPT7 *(unsigned char*)0x480d
#define NOPT7 *(unsigned char*)0x480e
// bootloader opt byte
#define OPTBL *(unsigned char*)0x487e
#define NOPTBL *(unsigned char*)0x487f
#endif
#endif // __STM8L_H__
// #define *(unsigned char*)0x

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/*
* blinky.c
*
* Copyright 2018 Edward V. Emelianoff <eddy@sao.ru>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
#include "ports_definition.h"
#include "uart.h"
#include "interrupts.h"
U8 UART_rx_cmd; // command received
volatile U8 uart_ready = 0;// command ready flag
/**
* Send one byte through UART
* @param byte - data to send
*/
void uart_send_byte(U8 byte){
while(!(UART1_SR & UART_SR_TXE)); // wait until previous byte transmitted
UART1_DR = byte;
}
void uart_write(char *str){
while(*str){
while(!(UART1_SR & UART_SR_TXE));
UART1_CR2 |= UART_CR2_TEN;
UART1_DR = *str++;
}
}
/**
* Read one byte from Rx buffer
* @param byte - where to store data read
* @return 1 in case of non-empty buffer
*/
U8 uart_read_cmd(U8 *byte){
if(!uart_ready) // buffer is empty
return 0;
*byte = UART_rx_cmd;
uart_ready = 0;
return 1;
}
void uart_init(){
// PD5 - UART1_TX
PORT(UART_PORT, DDR) |= UART_TX_PIN;
PORT(UART_PORT, CR1) |= UART_TX_PIN;
// Configure UART
// 8 bit, no parity, 1 stop (UART_CR1/3 = 0 - reset value)
// 9600 on 16MHz: DIV=0x0693 -> BRR1=0x68, BRR2=0x03
UART1_BRR1 = 0x68; UART1_BRR2 = 0x03;
UART1_CR2 = UART_CR2_TEN | UART_CR2_REN | UART_CR2_RIEN; // Allow RX/TX, generate ints on rx
}

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/*
* blinky.h
*
* Copyright 2018 Edward V. Emelianoff <eddy@sao.ru>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
#pragma once
#ifndef __MAIN_H__
#define __MAIN_H__
#include "stm8s.h"
extern volatile unsigned long Global_time; // global time in ms
#define UART_BUF_LEN 8 // max 7 bytes transmited in on operation
extern U8 UART_rx_cmd;
extern volatile U8 uart_ready;
void uart_send_byte(U8 byte);
void uart_write(char *str);
void newline();
void printUint(U8 *val, U8 len);
void print_long(long Number);
void error_msg(char *msg);
void uart_init();
U8 uart_read_cmd(U8 *byte);
void printUHEX(U8 val);
#define check_UART_pointer(x) do{if(x == UART_BUF_LEN) x = 0;}while(0)
#endif // __MAIN_H__

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