add copy of TSYS

2026-02-28 11:54:30 +03:00 · 2023-08-29 20:44:40 +03:00
parent e07260c9d0
commit 16dcbd52d9
37 changed files with 4775 additions and 0 deletions
--- a/F0:F030,F042,F072/TSYS_controller/main.c
+++ b/F0:F030,F042,F072/TSYS_controller/main.c
@@ -0,0 +1,135 @@
+/*
+ * main.c
+ *
+ * Copyright 2017 Edward V. Emelianoff <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.
+ */
+#include "adc.h"
+#include "can.h"
+#include "can_process.h"
+#include "hardware.h"
+#include "i2c.h"
+#include "proto.h"
+#include "sensors_manage.h"
+#include "usart.h"
+#include "usb.h"
+
+#pragma message("USARTNUM=" STR(USARTNUM))
+#pragma message("I2CPINS=" STR(I2CPINS))
+#ifdef EBUG
+#pragma message("Debug mode")
+#else
+#pragma message("Release mode")
+#endif
+
+volatile uint32_t Tms = 0;
+volatile uint8_t canerror = 0;
+
+/* Called when systick fires */
+void sys_tick_handler(void){
+    ++Tms;
+}
+
+static void iwdg_setup(){
+    /* Enable the peripheral clock RTC */
+    /* (1) Enable the LSI (40kHz) */
+    /* (2) Wait while it is not ready */
+    RCC->CSR |= RCC_CSR_LSION; /* (1) */
+    while((RCC->CSR & RCC_CSR_LSIRDY) != RCC_CSR_LSIRDY); /* (2) */
+    /* Configure IWDG */
+    /* (1) Activate IWDG (not needed if done in option bytes) */
+    /* (2) Enable write access to IWDG registers */
+    /* (3) Set prescaler by 64 (1.6ms for each tick) */
+    /* (4) Set reload value to have a rollover each 2s */
+    /* (5) Check if flags are reset */
+    /* (6) Refresh counter */
+    IWDG->KR = IWDG_START; /* (1) */
+    IWDG->KR = IWDG_WRITE_ACCESS; /* (2) */
+    IWDG->PR = IWDG_PR_PR_1; /* (3) */
+    IWDG->RLR = 1250; /* (4) */
+    while(IWDG->SR); /* (5) */
+    IWDG->KR = IWDG_REFRESH; /* (6) */
+}
+
+int main(void){
+    uint32_t lastT = 0, lastS = 0, lastB = 0;
+    uint8_t gotmeasurement = 0;
+    char inbuf[256];
+    sysreset();
+    SysTick_Config(6000, 1);
+    gpio_setup();
+    adc_setup();
+    usart_setup();
+    i2c_setup(LOW_SPEED);
+    readCANID();
+    if(CANID == MASTER_ID) cansniffer = 1; // MASTER in sniffer mode by default
+    CAN_setup(0); // setup with default 250kbaud
+    RCC->CSR |= RCC_CSR_RMVF; // remove reset flags
+    USB_setup();
+    sensors_init();
+    iwdg_setup();
+
+    while (1){
+        IWDG->KR = IWDG_REFRESH; // refresh watchdog
+        if(lastT > Tms || Tms - lastT > 499){
+            if(!noLED) LED_blink(LED0);
+            lastT = Tms;
+            // send dummy command to noone to test CAN bus
+            //can_send_cmd(NOONE_ID, CMD_DUMMY0);
+        }
+        if(lastS != Tms){ // run sensors proc. once per 1ms
+            sensors_process();
+            lastS = Tms;
+            if(SENS_SLEEPING == Sstate){ // show temperature @ each sleeping occurence
+                if(!gotmeasurement){
+                    gotmeasurement = 1;
+                    showtemperature();
+                }
+            }else{
+                if(SENS_WAITING == Sstate) gotmeasurement = 0;
+            }
+        }
+        usb_proc();
+        can_proc();
+        CAN_status stat = CAN_get_status();
+        if(stat == CAN_FIFO_OVERRUN){
+            SEND("CAN bus fifo overrun occured!\n");
+        }else if(stat == CAN_ERROR){
+            if(!noLED) LED_off(LED1);
+            CAN_setup(0);
+            canerror = 1;
+        }
+        can_messages_proc();
+        IWDG->KR = IWDG_REFRESH;
+        uint8_t r = 0;
+        if((r = USB_receive(inbuf, 255))){
+            inbuf[r] = 0;
+            cmd_parser(inbuf, 1);
+        }
+        if(usartrx()){ // usart1 received data, store it in buffer
+            char *txt = NULL;
+            r = usart_getline(&txt);
+            txt[r] = 0;
+            cmd_parser(txt, 0);
+        }
+        if(lastB - Tms > 99){ // run `sendbuf` each 100ms
+            sendbuf();
+            lastB = Tms;
+        }
+    }
+    return 0;
+}