eddy/stm32samples
1
0
Fork 0
mirror of https://github.com/eddyem/stm32samples.git synced 2026-02-28 11:54:30 +03:00
Code Issues Packages Projects Releases Wiki Activity

moved canbus4bta to STM32F3

Browse Source
This commit is contained in:
Edward Emelianov
2023-12-08 16:45:10 +03:00
parent e7c206102d
commit 7d8cbd55cf
31 changed files with 2670 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

48
F3:F303/CANbus4BTA/hardware.c Normal file
View File

@@ -0,0 +1,48 @@
/*
* This file is part of the canbus4bta project.
* Copyright 2023 Edward V. Emelianov <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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include "adc.h"
#include "hardware.h"
#include "usart.h"
static inline void gpio_setup(){
RCC->AHBENR |= RCC_AHBENR_GPIOAEN | RCC_AHBENR_GPIOBEN | RCC_AHBENR_GPIOCEN;
// PWM - AF1 @PA7; USB - alternate function 14 @ pins PA11/PA12; USART1 = AF7 @PA9/10; SWD - AF0 @PA13/14
GPIOA->AFR[0] = AFRf(1, 7);
GPIOA->AFR[1] = AFRf(7, 9) | AFRf(7, 10) | AFRf(14, 11) | AFRf(14, 12);
// USART1: PA10(Rx), PA9(Tx); USB - PA11, PA12; SWDIO - PA13, PA14;
GPIOA->MODER = MODER_AI(0) | MODER_AI(1) | MODER_AI(2) | MODER_AI(3) | MODER_I(4) | MODER_O(5) |
MODER_O(6) | MODER_AF(7) | MODER_I(8) | MODER_AF(9) | MODER_AF(10) | MODER_AF(11) |
MODER_AF(12) | MODER_AF(13) | MODER_AF(14) | MODER_I(15);
GPIOA->OSPEEDR = OSPEED_MED(7) | OSPEED_MED(9) | OSPEED_MED(10) | OSPEED_HI(11) | OSPEED_HI(12) | OSPEED_HI(13) | OSPEED_HI(14);
// SPI for SSI: AF5 @PB3, PB4; I2C1: AF4 @PB6, PB7; CAN: AF9 @PB8, PB9; SPI2: AF5 @PB12..PB15
GPIOB->AFR[0] = AFRf(5, 3) | AFRf(5, 4) | AFRf(4, 6) | AFRf(4, 7);
GPIOB->AFR[1] = AFRf(9, 8) | AFRf(9, 9) | AFRf(5, 12) | AFRf(5, 13) | AFRf(5, 14) | AFRf(5, 15);
GPIOB->MODER = MODER_O(0) | MODER_O(1) | MODER_O(2) | MODER_AF(3) | MODER_AF(4) | MODER_AF(6) | MODER_AF(7) |
MODER_AF(8) | MODER_AF(9) | MODER_I(10) | MODER_I(11) | MODER_AF(12) | MODER_AF(13) |
MODER_AF(14) | MODER_AF(15);
GPIOB->OSPEEDR = OSPEED_HI(3) | OSPEED_HI(4) | OSPEED_HI(6) | OSPEED_HI(7) | OSPEED_HI(8) | OSPEED_HI(9) |
OSPEED_HI(12) | OSPEED_HI(13) | OSPEED_HI(14) | OSPEED_HI(15);
GPIOC->MODER = MODER_O(13) | MODER_O(14) | MODER_O(15);
}
void hw_setup(){
gpio_setup();
adc_setup();
}