ScStw/ESP32-HUB75-MatrixPanel-DMA
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Update ESP32-HUB75-MatrixPanel-I2S-DMA.h

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mrfaptastic 2021-08-19 20:47:36 +01:00
parent c1699bb8fc
commit 849bc84129
1 changed files with 2 additions and 1 deletions
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ESP32-HUB75-MatrixPanel-I2S-DMA.h
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@ -505,7 +505,8 @@ class MatrixPanel_I2S_DMA {
// Wait before we allow any writing to the buffer. Stop flicker. // Wait before we allow any writing to the buffer. Stop flicker.
while(i2s_parallel_is_previous_buffer_free() == false) { } while(i2s_parallel_is_previous_buffer_free() == false) { }
// Flip to other buffer as the backbuffer. i.e. Graphic changes happen to this buffer (but aren't displayed until showDMABuffer()) // Flip to other buffer as the backbuffer.
// i.e. Graphic changes happen to this buffer, but aren't displayed until flipDMABuffer() is called again.
back_buffer_id ^= 1; back_buffer_id ^= 1;
} }