restructuring

2026-02-28 11:54:30 +03:00 · 2022-03-10 11:04:14 +03:00
parent 29560b7c0c
commit 733dbd75d2
1758 changed files with 14 additions and 26855 deletions
--- a/F1:F103/RGB_LED_Screen/main.c
+++ b/F1:F103/RGB_LED_Screen/main.c
@@ -0,0 +1,123 @@
+/*
+ * 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 "adcrandom.h"
+#include "balls.h"
+#include "fonts.h"
+#include "hardware.h"
+#include "proto.h"
+#include "screen.h"
+#include "usb.h"
+#include "usb_lib.h"
+
+volatile uint32_t Tms = 0;
+uint8_t countms = 0, rainbow = 0, balls = 0;
+
+/* Called when systick fires */
+void sys_tick_handler(void){
+    ++Tms;
+}
+
+#define USBBUFSZ    (127)
+// usb getline
+static char *get_USB(){
+    static char tmpbuf[USBBUFSZ+1], *curptr = tmpbuf;
+    static int rest = USBBUFSZ;
+    int x = USB_receive(curptr);
+    curptr[x] = 0;
+    if(!x) return NULL;
+    if(curptr[x-1] == '\n'){
+        curptr = tmpbuf;
+        rest = USBBUFSZ;
+        return tmpbuf;
+    }
+    curptr += x; rest -= x;
+    if(rest <= 0){ // buffer overflow
+        curptr = tmpbuf;
+        rest = USBBUFSZ;
+        USB_send("USB buffer overflow\n");
+    }
+    return NULL;
+}
+
+static void nxtrainbow(){
+    for(int i = 0; i < SCREEN_WIDTH; ++i){
+        for(int j = 0; j < SCREEN_HEIGHT; ++j){
+            DrawPix(i, j, rainbow + i);
+        }
+    }
+    if(++rainbow == 0) rainbow = 1;
+}
+
+int main(void){
+    uint32_t lastT = 0, mscnt = 0, Tmscnt = 0, lastR = 0;
+    sysreset();
+    StartHSE();
+    SysTick_Config(72000);
+    RCC->CSR |= RCC_CSR_RMVF; // remove reset flags
+
+    hw_setup();
+    USBPU_OFF();
+    adc_setup();
+    USB_setup();
+    PutStringAt(1, SCREEN_HEIGHT-1-curfont->baseline, "Test string");
+    iwdg_setup();
+    USBPU_ON();
+
+    while(1){
+        IWDG->KR = IWDG_REFRESH; // refresh watchdog
+        if(Tms - lastT > 499){
+            LED_blink(LED0);
+            lastT = Tms;
+        }
+        if(countms){
+            if(!Tmscnt){
+                Tmscnt = Tms;
+                if(!Tmscnt) Tmscnt = 1;
+            }else{
+                if(Tms - Tmscnt > 99){
+                    Tmscnt = Tms;
+                    ClearScreen();
+                    PutStringAt(5, curfont->height + 1, u2str(++mscnt));
+                    ScreenON();
+                }
+            }
+        }else{
+            mscnt = 0;
+            Tmscnt = 0;
+        }
+        if(rainbow && Tms - lastR > 99){
+            lastR = Tms;
+            nxtrainbow();
+        }
+        if(balls) process_balls();
+        IWDG->KR = IWDG_REFRESH;
+        //process_screen();
+        usb_proc();
+        char *txt; const char *ans;
+        if((txt = get_USB())){
+            ans = parse_cmd(txt);
+            if(ans) USB_send(ans);
+        }
+    }
+    return 0;
+}
+