Backup and restore vertical scroll offset when goind to sleep/wakeup to avoid scrambled display on wake-up.

1 files changed, 1 insertions, 0 deletions

diff --git a/src/drivers/St7789.h b/src/drivers/St7789.h
index fb57f28..3721b18 100644
--- a/src/drivers/St7789.h
+++ b/src/drivers/St7789.h
@@ -31,6 +31,7 @@ namespace Pinetime {
       private:
         SpiMaster& spi;
         uint8_t pinDataCommand;
+        uint8_t verticalScrollingStartAddress = 0;
 
         void HardwareReset();
         void SoftwareReset();