therm Changeset - b2cb29d690a8 · protofusion repositories

Changeset - b2cb29d690a8

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[Not reviewed]

cortex-f0

0 2 1

Ethan Zonca - 10 years ago 2015-06-05 21:07:06
ez@ethanzonca.com

Added support for soft-entering and exiting DFU bootloader

3 files changed with 13 insertions and 20 deletions:

display.c

flash.sh

optbytes.dat

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display.c

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@@ @@ -56,112 +56,101 @@ void display_process(therm_settings_t* s @@
+    {
         // Idle state
         case STATE_IDLE:
+        {
             // Write text to OLED
             // [ therm :: idle ]
             ssd1306_DrawString("therm :: idle ", 0, 40);
             status->pid_enabled = 0;
             if(temp_changed) {
                 char tempstr[6];
                 itoa_fp(status->temp, status->temp_frac, tempstr);
                 ssd1306_DrawString("Temp: ", 3, 40);
                 ssd1306_DrawString("    ", 3, 72);
                 ssd1306_DrawString(tempstr, 3, 72);
+            }
             ssd1306_drawlogo();
             switch(goto_mode) {
                 case 2:
+                {
                     ssd1306_DrawString("-> heat     ", 1, 40);
                 } break;
                 case 1:
+                {
                     ssd1306_DrawString("-> setup    ", 1, 40);
                 } break;
                 case 0:
+                {
                     ssd1306_DrawString("-> reset    ", 1, 40);
                 } break;
+            }
             // Button handler
             if(SW_BTN_PRESSED) {
                 switch(goto_mode) {
                     case 2:
                         status->state = STATE_PREHEAT_BREW;
                         break;
                     case 1:
                         status->state = STATE_SETP;
                         break;
                     case 0:
+                    {
                         ssd1306_clearscreen();
                         ssd1306_DrawString("Entering Bootloader", 1, 0);
                         ssd1306_DrawString("(hopefully)", 2, 0);
                         HAL_Delay(1000);
                         bootloader_enter();
 /*
                         HAL_RCC_DeInit();
                         SysTick->CTRL = 0;
                         SysTick->LOAD = 0;
                         SysTick->VAL = 0;
                         __set_PRIMASK(1);
                         __set_MSP(0x200010000);
                         *((unsigned long *)0x200017F0) = 0xDEADBEEF; // 6KB STM32F042
                         NVIC_SystemReset();
 */
                         status->state = STATE_IDLE;
                         ssd1306_DrawString("Bootloader Entered", 0, 0);
                         ssd1306_DrawString("Device won't boot", 2, 0);
                         ssd1306_DrawString("until reflashed!", 3, 0);
                         bootloader_enter(); // Resets into bootloader
                         status->state = STATE_IDLE; // Just in case
                     } break;
                     default:
                         status->state = STATE_PREHEAT_BREW;
+                }
+            }
             else if(SW_UP_PRESSED && goto_mode < 2) {
                 goto_mode++;
+            }
             else if(SW_DOWN_PRESSED && goto_mode > 0) {
                 goto_mode--;
+            }
             // Event Handler
             // N/A
         } break;
         case STATE_SETP:
+        {
             // Write text to OLED
             // [ therm :: set p ]
             // [ p = 12         ]
             ssd1306_DrawString("Proportional", 0, 40);
             ssd1306_drawlogo();
             char tempstr[6];
             itoa(set->k_p, tempstr, 10);
             ssd1306_DrawString("P=", 1, 45);
             ssd1306_DrawString("    ", 1, 57);
             ssd1306_DrawString(tempstr, 1, 57);
             ssd1306_DrawString("Press to accept", 3, 40);
             // Button handler
             if(SW_BTN_PRESSED) {
                 status->state = STATE_SETI;
+            }
             else {
                 user_input(&set->k_p);
+            }
             // Event Handler
             // N/A
         } break;
@@ @@ -460,96 +449,97 @@ void display_process(therm_settings_t* s @@
                 user_input(&set->setpoint_steam);
+            }
             // Event Handler
             if(status->temp >= status->setpoint) {
                 status->state = STATE_MAINTAIN_STEAM;
+            }
         } break;
         case STATE_MAINTAIN_STEAM:
+        {
             // Write text to OLED
             // [ therm : ready to steam ]
             // [ 30 => 120 C            ]
             ssd1306_DrawString("Ready to Steam!", 0, 0);
             //ssd1306_drawlogo();
             draw_setpoint(status);
             status->pid_enabled = 1;
 	    status->setpoint = set->setpoint_steam;
             // Button handler
             if(SW_BTN_PRESSED) {
                 status->state = STATE_IDLE;
 		save_setpoints(&set); // TODO: Check for mod
+            }
             else {
                 user_input(&set->setpoint_steam);
+            }
             // Event Handler
             // N/A
         } break;
         case STATE_TC_ERROR:
+        {
             // Write text to OLED
             // [ therm : ready to steam ]
             // [ 30 => 120 C            ]
             ssd1306_DrawString("Error:", 0, 0);
             if(status->tc_errno == 1)
                 ssd1306_DrawString("#1, Check Sensor", 1, 0);
             else if(status->tc_errno == 4)
                 ssd1306_DrawString("#4, Check Sensor", 1, 0);
             else
                 ssd1306_DrawString("#?, Unknown Error", 1, 0);
             ssd1306_DrawString("                    ", 2, 0);
             ssd1306_DrawString("Press -> to ignore", 3, 0);
             // Button handler
             if(SW_BTN_PRESSED) {
                 status->state = STATE_IDLE;
+            }
             else if(SW_RIGHT_PRESSED) {
                 set->ignore_tc_error = 1;
                 status->state = STATE_IDLE;
+            }
             // Event Handler
             // Maybe handle if TC is plugged in
             // N/A
         } break;
         // Something is terribly wrong
         default:
+        {
             status->state = STATE_IDLE;
             status->pid_enabled = 0;
         } break;
+    }
     if(last_state != status->state) {
         // Clear screen on state change
         goto_mode = 2;
         trigger_drawsetpoint = 1;
         ssd1306_clearscreen();
+    }
     // Last buttonpress
     sw_btn_last = sw_btn;
     sw_up_last = sw_up;
     sw_down_last = sw_down;
     sw_left_last = sw_left;
     sw_right_last = sw_right;
+}
 int32_t temp_last = 43002;
 int32_t setpoint_last = 10023;
 void draw_setpoint(therm_status_t* status) {
     // FIXME: need to do this when switching modes too
     if(status->temp != temp_last || trigger_drawsetpoint) {

flash.sh

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 #!/bin/bash
 cd build
 st-flash write main.bin 0x8000000
 cd ..
 #cd build
 #st-flash write main.bin 0x8000000
 #cd ..
 # USB DFU:
 # sudo  dfu-util -a 0 -d 0483:df11 -s 0x08000000:leave -D build/main.bin
 dfu-util -a 0 -d 0483:df11 -s 0x08000000:leave -D build/main.bin
 sleep 1
 dfu-util -a 1 -s 0x1FFFF800:8 -D optbytes.dat

optbytes.dat

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		new file 100644
		ªUÿˆÿÿÿÿ
		\ No newline at end of file

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