telegps-v1.0: Document how SN 1959 was fixed

SN1959 was fixed by jumpering pin 8 to pin 10 so that the DONE_INT_PIN
could be switched from PIO 2 to PIO 4 as pin 8 appeared to have failed.

Signed-off-by: Keith Packard <keithp@keithp.com>

diff --git a/src/telegps-v1.0/ao_pins.h b/src/telegps-v1.0/ao_pins.h
index d2382a56318c3075e76f636a8cddb1164a346ff9..eb1033da7dbc34361fb6603ae27fc920a41dfeef 100644 (file)
--- a/src/telegps-v1.0/ao_pins.h
+++ b/src/telegps-v1.0/ao_pins.h
@@ -105,6 +105,16 @@
 #define AO_CC115L_DONE_INT_PORT                0
 #define AO_CC115L_DONE_INT_PIN         2
 
+/* SN 1959, owned by J. Patrick Bowers, had a hard landing and appears to have broken the
+ * internal connection between pin 8 and the chip. This board
+ * has been fixed by jumpering pin 8 to pin 10, which means that
+ * the DONE_INT_PIN is now 4 instead of 2. When building custom firmware for
+ * this board, just adjust the ao_pins.h value before compiling
+
+ #define AO_CC115L_DONE_INT_PIN_SN_1959        4
+
+ */
+
 /*
  * Flash (M25)
  */