InfiniTime.git

diff --git a/src/drivers/St7789.cpp b/src/drivers/St7789.cpp
index 6824acd88946e3909cd5e9866a372333fbb76957..78ad3a66bb6c8234a60549f6710bd83e094be1b6 100644
--- a/src/drivers/St7789.cpp
+++ b/src/drivers/St7789.cpp
@@ -131,12 +131,11 @@   WriteData(y0 >> 8);
   WriteData(y0 & 0xff);
   WriteData(y1 >> 8);
   WriteData(y1 & 0xff);
-
-  WriteToRam();
 }
 
-void St7789::WriteToRam() {
+void St7789::WriteToRam(const uint8_t* data, size_t size) {
   WriteCommand(static_cast<uint8_t>(Commands::WriteToRam));
+  WriteSpi(data, size, EnableDataMode);
 }
 
 void St7789::SetVdv() {
@@ -163,7 +162,7 @@ }
 
 void St7789::DrawBuffer(uint16_t x, uint16_t y, uint16_t width, uint16_t height, const uint8_t* data, size_t size) {
   SetAddrWindow(x, y, x + width - 1, y + height - 1);
-  WriteSpi(data, size, EnableDataMode);
+  WriteToRam(data, size);
 }
 
 void St7789::HardwareReset() {




diff --git a/src/drivers/St7789.h b/src/drivers/St7789.h
index 185c44a079dc9dcca1317d67d1b93906db171b22..339776aee6d4bd14d8a80f26770e00894efe60ce 100644
--- a/src/drivers/St7789.h
+++ b/src/drivers/St7789.h
@@ -36,7 +36,7 @@       void ColMod();
       void MemoryDataAccessControl();
       void DisplayInversionOn();
       void NormalModeOn();
-      void WriteToRam();
+      void WriteToRam(const uint8_t* data, size_t size);
       void DisplayOn();
       void DisplayOff();