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Sm5266 p #168

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merged 7 commits into from
Aug 17, 2021
Merged

Sm5266 p #168

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11eaf34
Update to include SM5266P
mrcodetastic Aug 16, 2021
1d32228
Change DMA to I2S0
mrcodetastic Aug 16, 2021
6527907
Update esp32_i2s_parallel_v2.c
mrcodetastic Aug 16, 2021
fd7629e
Update
mrcodetastic Aug 16, 2021
1fa0b42
Fix #163
mrcodetastic Aug 16, 2021
48c2b9c
Update ESP32-HUB75-MatrixPanel-I2S-DMA.cpp
mrcodetastic Aug 16, 2021
bbb23c7
Default latch blanking to longer
mrcodetastic Aug 17, 2021
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Change DMA to I2S0 
For ESP32-S2 compatability.
  • Loading branch information
@mrcodetastic
mrcodetastic committed Aug 16, 2021
commit 1d32228a5b6e53400f336b6ea36934e28295b72f
6 changes: 3 additions & 3 deletions ESP32-HUB75-MatrixPanel-I2S-DMA.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -415,14 +415,14 @@ void MatrixPanel_I2S_DMA::configureDMA(const HUB75_I2S_CFG& _cfg)
};

// Setup I2S
i2s_parallel_driver_install(I2S_NUM_1, &cfg);
i2s_parallel_driver_install(I2S_NUM_0, &cfg);
//i2s_parallel_setup_without_malloc(&I2S1, &cfg);

// Start DMA Output
i2s_parallel_send_dma(I2S_NUM_1, &dmadesc_a[0]);
i2s_parallel_send_dma(I2S_NUM_0, &dmadesc_a[0]);

#if SERIAL_DEBUG
Serial.println(F("configureDMA(): DMA setup completed on I2S1."));
Serial.println(F("configureDMA(): DMA setup completed on I2S_NUM_0."));
#endif

} // end initMatrixDMABuff
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4 changes: 2 additions & 2 deletions ESP32-HUB75-MatrixPanel-I2S-DMA.h
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Expand Up @@ -504,7 +504,7 @@ class MatrixPanel_I2S_DMA {
Serial.printf_P(PSTR("Showtime for buffer: %d\n"), back_buffer_id);
#endif

i2s_parallel_flip_to_buffer(I2S_NUM_1, back_buffer_id);
i2s_parallel_flip_to_buffer(I2S_NUM_0, back_buffer_id);

// Wait before we allow any writing to the buffer. Stop flicker.
while(!i2s_parallel_is_previous_buffer_free()) { delay(1); }
Expand Down Expand Up @@ -559,7 +559,7 @@ class MatrixPanel_I2S_DMA {
*/
void stopDMAoutput() {
resetbuffers();
i2s_parallel_stop_dma(I2S_NUM_1);
i2s_parallel_stop_dma(I2S_NUM_0);
}


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3 changes: 1 addition & 2 deletions examples/1_SimpleTestShapes/1_SimpleTestShapes.ino
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Expand Up @@ -93,8 +93,7 @@ void drawText(int colorWheelOffset)

void setup() {

//

// Module configuration
HUB75_I2S_CFG mxconfig(
PANEL_RES_X, // module width
PANEL_RES_Y, // module height
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