X-Git-Url: https://git.friedersdorff.com/?a=blobdiff_plain;f=common%2Fsuspend.c;h=5b378892f30f5112ec6725f8c22b619e592ec3f6;hb=589d99b448e6085513799fbb183f6389d4df408d;hp=397e0729a60959a9d0754c8423d2819e1315dde6;hpb=2c0bb5e7e620b0472f110d2cbc5768bb6d97eec5;p=max%2Ftmk_keyboard.git

diff --git a/common/suspend.c b/common/suspend.c
index 397e0729..5b378892 100644
--- a/common/suspend.c
+++ b/common/suspend.c
@@ -1,10 +1,14 @@
 #include "suspend.h"
 #include "matrix.h"
 #include "action.h"
+#include "backlight.h"
 
 
 void suspend_power_down(void)
 {
+#ifdef BACKLIGHT_ENABLE
+    backlight_set(0);
+#endif
 #ifndef NO_SUSPEND_POWER_DOWN
     // Enable watchdog to wake from MCU sleep
     cli();
@@ -44,8 +48,29 @@ bool suspend_wakeup_condition(void)
     return false;
 }
 
+// run immediately after wakeup
 void suspend_wakeup_init(void)
 {
-    matrix_init();
+    // clear keyboard state
     clear_keyboard();
+#ifdef BACKLIGHT_ENABLE
+    backlight_init();
+#endif
+}
+
+#ifndef NO_SUSPEND_POWER_DOWN
+/* watchdog timeout */
+ISR(WDT_vect)
+{
+    /* wakeup from MCU sleep mode */
+/*
+    // blink LED
+    static uint8_t led_state = 0;
+    static uint8_t led_count = 0;
+    led_count++;
+    if ((led_count & 0x07) == 0) {
+        led_set((led_state ^= (1<<USB_LED_CAPS_LOCK)));
+    }
+*/
 }
+#endif