Merge pull request #18 from ladyada/master

reduce by experiment to slowest before SWD on teensy burner stops working
adafruit · Apr 7, 2018 · 07f1c54 · 07f1c54
2 parents c91ce29 + 8a798db
commit 07f1c54
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Showing 2 changed files with 4 additions and 2 deletions.
diff --git a/inc/neopixel.h b/inc/neopixel.h
@@ -66,9 +66,11 @@ static inline void neopixel_send_buffer(const uint8_t *ptr, int numBytes) {
 
     PINOP(BOARD_NEOPIXEL_PIN, DIRSET);
 
-    // turn off mux too, needed for metro m0 but no harm done!
+#if (USB_VID == 0x239a) && (USB_PID == 0x0013)  // Adafruit Metro M0
+    // turn off mux too, needed for metro m0
     PORT->Group[BOARD_NEOPIXEL_PIN / 32].PINCFG[BOARD_NEOPIXEL_PIN % 32].reg =
         (uint8_t)(PORT_PINCFG_INEN);
+#endif
 
     PINOP(BOARD_NEOPIXEL_PIN, OUTCLR);
     delay(1);

diff --git a/src/main.c b/src/main.c
@@ -164,7 +164,7 @@ int main(void) {
 
 #if (USB_VID == 0x239a) && (USB_PID == 0x0013)  // Adafruit Metro M0
     // Delay a bit so SWD programmer can have time to attach.
-    delay(100);
+    delay(15);
 #endif
     led_init();