Apply reset signal on pin P0.26 for LCD during init.

2 files changed, 15 insertions, 2 deletions

diff --git a/src/drivers/St7789.cpp b/src/drivers/St7789.cpp
index 0c18a61..7c52f17 100644
--- a/src/drivers/St7789.cpp
+++ b/src/drivers/St7789.cpp
@@ -12,6 +12,9 @@ St7789::St7789(SpiMaster &spiMaster, uint8_t pinDataCommand) : spi{spiMaster}, p
 
 void St7789::Init() {
   nrf_gpio_cfg_output(pinDataCommand);
+  nrf_gpio_cfg_output(26);
+  nrf_gpio_pin_set(26);
+  HardwareReset();
   SoftwareReset();
   SleepOut();
   ColMod();
@@ -158,4 +161,11 @@ void St7789::NextDrawBuffer(const uint8_t *data, size_t size) {
   spi.Write(data, size);
 }
 
+void St7789::HardwareReset() {
+  nrf_gpio_pin_clear(26);
+  nrf_delay_ms(200);
+  nrf_gpio_pin_set(26);
+
+}
+
 
diff --git a/src/drivers/St7789.h b/src/drivers/St7789.h
index 9742775..e6305b4 100644
--- a/src/drivers/St7789.h
+++ b/src/drivers/St7789.h
@@ -16,11 +16,15 @@ namespace Pinetime {
         void NextDrawBuffer(const uint8_t* data, size_t size);
         void EndDrawBuffer();
 
+        void DisplayOn();
+        void DisplayOff();
+
 
       private:
         SpiMaster& spi;
         uint8_t pinDataCommand;
 
+        void HardwareReset();
         void SoftwareReset();
         void SleepOut();
         void ColMod();
@@ -28,8 +32,7 @@ namespace Pinetime {
         void DisplayInversionOn();
         void NormalModeOn();
         void WriteToRam();
-        void DisplayOn();
-        void DisplayOff();
+
 
         void SetAddrWindow(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1);