esp32/README.md Added troubleshooting section to the end

MrSurly · MrSurly · commit 0ec1d9e2de27 · 2017-03-27T10:09:10.000-07:00
diff --git a/esp32/README.md b/esp32/README.md
@@ -159,3 +159,10 @@ boot.py file):
 import machine
 antenna = machine.Pin(16, machine.Pin.OUT, value=0)
 ```
+
+
+Troubleshooting
+---------------
+
+* Continuous reboots after programming: Ensure FLASH_MODE is correct for your board (e.g. ESP-WROOM-32 should be DIO). Perform a `make clean`, rebuild, redeploy.
+
