include/status.h

@@ -3,17 +3,5 @@
 #include <stdint.h>
 void status_init(void);
 void status_boot_beep(void);
-/*
+void status_update(uint32_t tick, int imu_ok, int baro_ok);
- * status_update() — call every main loop iteration.
- * Controls LED1 (PC15) and LED2 (PC14), both active-low.
- *
- *  Solid ON  = good (normal operation)
- *  Slow blink (~1 Hz) = needs attention (error or fault)
- *
- *  LED1 solid + LED2 off  → disarmed, IMU OK
- *  LED1 solid + LED2 solid → armed
- *  Both slow blink         → tilt fault
- *  LED1 slow blink + LED2 solid → IMU error (solid LED2 = always-on indicator)
- */
-void status_update(uint32_t tick, int imu_ok, int armed, int tilt_fault);
 #endif

src/main.c

@@ -232,9 +232,7 @@ int main(void) {
             CDC_Transmit((uint8_t *)buf, len);
         }
 
-        status_update(now, (imu_ret == 0),
+        status_update(now, (imu_ret == 0), (bal.state == BALANCE_ARMED));
-                      (bal.state == BALANCE_ARMED),
-                      (bal.state == BALANCE_TILT_FAULT));
         HAL_Delay(1);
     }
 }

src/status.c

@@ -42,25 +42,26 @@ void status_boot_beep(void) {
     HAL_GPIO_WritePin(BEEPER_PORT, BEEPER_PIN, GPIO_PIN_RESET);
 }
 
-void status_update(uint32_t tick, int imu_ok, int armed, int tilt_fault) {
+void status_update(uint32_t tick, int imu_ok, int baro_ok) {
-    /* Solid = good, blink = needs attention (1 Hz, 500ms half-period) */
+    if (imu_ok) {
-    GPIO_PinState blink = ((tick / 500) % 2) ? GPIO_PIN_RESET  /* ON half */
+        /* Slow blink LED1 at 1Hz */
-                                              : GPIO_PIN_SET;   /* OFF half */
+        if ((tick / 500) % 2)
-    if (!imu_ok) {
+            HAL_GPIO_WritePin(LED1_PORT, LED1_PIN, GPIO_PIN_RESET); /* ON */
-        /* IMU error: LED1 blinking (attention), LED2 solid ON */
+        else
-        HAL_GPIO_WritePin(LED1_PORT, LED1_PIN, blink);
+            HAL_GPIO_WritePin(LED1_PORT, LED1_PIN, GPIO_PIN_SET);   /* OFF */
+
+        /* LED2: quick flash every 5s if baro OK */
+        if (baro_ok && (tick % 5000) < 100)
             HAL_GPIO_WritePin(LED2_PORT, LED2_PIN, GPIO_PIN_RESET);
-    } else if (tilt_fault) {
+        else
-        /* Tilt fault: both LEDs slow blink */
-        HAL_GPIO_WritePin(LED1_PORT, LED1_PIN, blink);
-        HAL_GPIO_WritePin(LED2_PORT, LED2_PIN, blink);
-    } else if (armed) {
-        /* Armed: both LEDs solid ON */
-        HAL_GPIO_WritePin(LED1_PORT, LED1_PIN, GPIO_PIN_RESET);
-        HAL_GPIO_WritePin(LED2_PORT, LED2_PIN, GPIO_PIN_RESET);
-    } else {
-        /* Normal disarmed: LED1 solid ON, LED2 off */
-        HAL_GPIO_WritePin(LED1_PORT, LED1_PIN, GPIO_PIN_RESET);
             HAL_GPIO_WritePin(LED2_PORT, LED2_PIN, GPIO_PIN_SET);
+    } else {
+        /* Fast blink LED1 at 5Hz = error */
+        if ((tick / 100) % 2)
+            HAL_GPIO_WritePin(LED1_PORT, LED1_PIN, GPIO_PIN_RESET);
+        else
+            HAL_GPIO_WritePin(LED1_PORT, LED1_PIN, GPIO_PIN_SET);
+        /* LED2 solid ON */
+        HAL_GPIO_WritePin(LED2_PORT, LED2_PIN, GPIO_PIN_RESET);
     }
 }