PPR1 WIP - hacky code to make LCD talk on I2C. Works!

platformio.ini

@@ -245,7 +245,6 @@ build_flags = ${nrf52_base.build_flags} -Ivariants/ppr1
 src_filter = ${nrf52_base.src_filter} +<../variants/ppr1>
 lib_deps = 
   ${arduino_base.lib_deps}
-  UC1701
 
 ; Prototype eink/nrf52840/sx1262 device
 [env:eink]

src/main.cpp

@@ -250,6 +250,9 @@ void setup()
     // FIXME - move this someplace better
     pinMode(PIN_LCD_RESET, OUTPUT);
     digitalWrite(PIN_LCD_RESET, 0);
+    delay(20);
+    digitalWrite(PIN_LCD_RESET, 1);
+    delay(20);
 #endif
 
     scanI2Cdevice();

variants/ppr1/variant.h

@@ -116,7 +116,7 @@ static const uint8_t AREF = PIN_AREF;
 
 // LCD
 
-// #define PIN_LCD_RESET 23 // active high?
+#define PIN_LCD_RESET 23 // active low, pulse low for 20ms at boot
 
 /*
  * SPI Interfaces