ScStw/ESP32-HUB75-MatrixPanel-DMA
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Merge branch 'master' into trials

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Emil Muratov 2020-12-22 15:13:13 +03:00
commit 521e5b0a57
4 changed files with 13 additions and 9 deletions
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2
ESP32-HUB75-MatrixPanel-I2S-DMA.cpp
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@ -651,7 +651,7 @@ void MatrixPanel_I2S_DMA::updateMatrixDMABuffer(uint8_t red, uint8_t green, uint
*/ */
void MatrixPanel_I2S_DMA::shiftDriver(const shift_driver _drv, const int dma_r1_pin, const int dma_g1_pin, const int dma_b1_pin, const int dma_r2_pin, const int dma_g2_pin, const int dma_b2_pin, const int dma_a_pin, const int dma_b_pin, const int dma_c_pin, const int dma_d_pin, const int dma_e_pin, const int dma_lat_pin, const int dma_oe_pin, const int dma_clk_pin){ void MatrixPanel_I2S_DMA::shiftDriver(const shift_driver _drv, const int dma_r1_pin, const int dma_g1_pin, const int dma_b1_pin, const int dma_r2_pin, const int dma_g2_pin, const int dma_b2_pin, const int dma_a_pin, const int dma_b_pin, const int dma_c_pin, const int dma_d_pin, const int dma_e_pin, const int dma_lat_pin, const int dma_oe_pin, const int dma_clk_pin){
switch (_drv){ switch (_drv){
case ICN2038S: case ICN2038S:
case FM6124: case FM6124:
case FM6126A: case FM6126A:
{ {

5
ESP32-HUB75-MatrixPanel-I2S-DMA.h
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@ -25,11 +25,12 @@
* *
*/ */
#ifndef MATRIX_WIDTH #ifndef MATRIX_WIDTH
#define MATRIX_WIDTH 64 // CHANGE THIS VALUE IF CHAINING #define MATRIX_WIDTH 64 // Single panel of 64 pixel width
// #define MATRIX_WIDTH 64*4 // Example of chaining four (4) panels. Need to multiply the width.
#endif #endif
#ifndef MATRIX_HEIGHT #ifndef MATRIX_HEIGHT
#define MATRIX_HEIGHT 32 // CHANGE THIS VALUE ONLY IF USING 64px HIGH panel with E PIN #define MATRIX_HEIGHT 32 // CHANGE THIS VALUE to 64 IF USING 64px HIGH panel(s) with E PIN
#endif #endif
/* Best to keep these values as is. */ /* Best to keep these values as is. */

2
README.md
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@ -7,7 +7,7 @@ As a result, this library can theoretically provide ~16-24 bit colour, at variou
## Panels Supported ## Panels Supported
* 64x32 pixel 1/16 Scan LED Matrix 'Indoor' Panel, such as this [typical RGB panel available for purchase](https://www.aliexpress.com/item/256-128mm-64-32-pixels-1-16-Scan-Indoor-3in1-SMD2121-RGB-full-color-P4-led/32810362851.html). * 64x32 pixel 1/16 Scan LED Matrix 'Indoor' Panel, such as this [typical RGB panel available for purchase](https://www.aliexpress.com/item/256-128mm-64-32-pixels-1-16-Scan-Indoor-3in1-SMD2121-RGB-full-color-P4-led/32810362851.html).
* 64x64 pixel 1/32 Scan LED Matrix 'Indoor' Panel. * 64x64 pixel 1/32 Scan LED Matrix 'Indoor' Panel.
* [FM6126](FM6126A.md) panels based on [this example](/examples/FM6126Panel) will also work with the correct initialisation. * [FM6126](FM6126A.md) / ICN2038S panels based on [this example](/examples/FM6126Panel) will also work with the correct initialisation.
## Panels Not Supported ## Panels Not Supported
* 1/8 Scan LED Matrix Panels are not supported, please use an alternative library if you bought one of these. * 1/8 Scan LED Matrix Panels are not supported, please use an alternative library if you bought one of these.

9
examples/ChainedPanels/ChainedPanels.ino
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@ -5,10 +5,13 @@
1) In ESP32-HUB75-MatrixPanel-I2S-DMA.h: 1) In ESP32-HUB75-MatrixPanel-I2S-DMA.h:
- Set the MATRIX_HEIGHT to be the y resolution of the physical chained - Set the MATRIX_HEIGHT to be the y resolution of a physical chained
panels in a line (if the panels are 32 x 16, set it to be 16) panels in the line (as panels each must be of the same dimensions).
i.e. If you are chaining 32px 'high' panels, then set MATRIX_HEIGHT to 32.
- Set the MATRIX_WIDTH to be the sum of the x resolution of all the physical - Set the MATRIX_WIDTH to be the sum of the x resolution of all the physical
chained panels (i.e. If you have 4 x (32px w x 16px h) panels, 32x4 = 128) chained panels (i.e. If you have 4 (four) x (64px w x 32px h) panels, then 64x4 = 256)
i.e. The total pixel 'width' of all the chained panels.
2) In the sketch (i.e. this example): 2) In the sketch (i.e. this example):