Update commentary / 'gotcha'

2020-08-13 15:56:21 +01:00 · 2020-08-13 15:56:21 +01:00 · 4d4b5ac2aa
commit 4d4b5ac2aa
parent 35b0b0ae72
1 changed files with 2 additions and 0 deletions
--- a/ESP32-RGB64x32MatrixPanel-I2S-DMA.cpp
+++ b/ESP32-RGB64x32MatrixPanel-I2S-DMA.cpp
@ -430,6 +430,8 @@ void RGB64x32MatrixPanel_I2S_DMA::configureDMA(int r1_pin, int  g1_pin, int  b1_
 *
 *  Critical dependency: That 'updateMatrixDMABuffer(uint8_t red, uint8_t green, uint8_t blue)' has been run at least once over the
 *                       entire frameBuffer to ensure all the non R,G,B bitmasks are in place (i.e. like OE, Address Lines etc.)
+ *
+ *  Note: If you change the brightness with setBrightness() you MUST then clearScreen() and repaint / flush the entire framebuffer.
 */
 #define GO_FOR_SPEED 1