FM6126 init procedure embeded into lib
- example updated - allow MATRIX params to be defined outside the lib during compilation time Signed-off-by: Emil Muratov <gpm@hotplug.ru>
This commit is contained in:
Emil Muratov
parent
b64ead0074
commit
10bbc4e73a
3 changed files with 188 additions and 127 deletions
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@ -777,4 +777,107 @@ void RGB64x32MatrixPanel_I2S_DMA::updateMatrixDMABuffer(uint8_t red, uint8_t gre
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} // colour depth loop (8)
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} // end row iteration
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} // updateMatrixDMABuffer (full frame paint)
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} // updateMatrixDMABuffer (full frame paint)
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/**
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* pre-init procedures for specific drivers
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*
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*/
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void RGB64x32MatrixPanel_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){
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switch (_drv){
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case FM6124:
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case FM6126A:
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{
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#if SERIAL_DEBUG
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Serial.println( F("RGB64x32MatrixPanel_I2S_DMA - initializing FM6124 driver..."));
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#endif
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int C12[16] = {0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1};
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int C13[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0};
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pinMode(dma_r1_pin, OUTPUT);
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pinMode(dma_g1_pin, OUTPUT);
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pinMode(dma_b1_pin, OUTPUT);
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pinMode(dma_r2_pin, OUTPUT);
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pinMode(dma_g2_pin, OUTPUT);
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pinMode(dma_b2_pin, OUTPUT);
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pinMode(dma_a_pin, OUTPUT);
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pinMode(dma_b_pin, OUTPUT);
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pinMode(dma_c_pin, OUTPUT);
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pinMode(dma_d_pin, OUTPUT);
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pinMode(dma_e_pin, OUTPUT);
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pinMode(dma_clk_pin, OUTPUT);
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pinMode(dma_lat_pin, OUTPUT);
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pinMode(dma_oe_pin, OUTPUT);
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// Send Data to control register 11
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digitalWrite(dma_oe_pin, HIGH); // Display reset
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digitalWrite(dma_lat_pin, LOW);
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digitalWrite(dma_clk_pin, LOW);
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for (int l = 0; l < MATRIX_WIDTH; l++){
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int y = l % 16;
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digitalWrite(dma_r1_pin, LOW);
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digitalWrite(dma_g1_pin, LOW);
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digitalWrite(dma_b1_pin, LOW);
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digitalWrite(dma_r2_pin, LOW);
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digitalWrite(dma_g2_pin, LOW);
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digitalWrite(dma_b2_pin, LOW);
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if (C12[y] == 1){
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digitalWrite(dma_r1_pin, HIGH);
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digitalWrite(dma_g1_pin, HIGH);
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digitalWrite(dma_b1_pin, HIGH);
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digitalWrite(dma_r2_pin, HIGH);
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digitalWrite(dma_g2_pin, HIGH);
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digitalWrite(dma_b2_pin, HIGH);
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}
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if (l > MATRIX_WIDTH - 12){
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digitalWrite(dma_lat_pin, HIGH);
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} else {
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digitalWrite(dma_lat_pin, LOW);
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}
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digitalWrite(dma_clk_pin, HIGH);
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digitalWrite(dma_clk_pin, LOW);
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}
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digitalWrite(dma_lat_pin, LOW);
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digitalWrite(dma_clk_pin, LOW);
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// Send Data to control register 12
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for (int l = 0; l < MATRIX_WIDTH; l++){
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int y = l % 16;
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digitalWrite(dma_r1_pin, LOW);
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digitalWrite(dma_g1_pin, LOW);
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digitalWrite(dma_b1_pin, LOW);
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digitalWrite(dma_r2_pin, LOW);
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digitalWrite(dma_g2_pin, LOW);
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digitalWrite(dma_b2_pin, LOW);
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if (C13[y] == 1){
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digitalWrite(dma_r1_pin, HIGH);
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digitalWrite(dma_g1_pin, HIGH);
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digitalWrite(dma_b1_pin, HIGH);
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digitalWrite(dma_r2_pin, HIGH);
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digitalWrite(dma_g2_pin, HIGH);
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digitalWrite(dma_b2_pin, HIGH);
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}
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if (l > MATRIX_WIDTH - 13){
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digitalWrite(dma_lat_pin, HIGH);
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} else {
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digitalWrite(dma_lat_pin, LOW);
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}
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digitalWrite(dma_clk_pin, HIGH);
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digitalWrite(dma_clk_pin, LOW);
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}
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digitalWrite(dma_lat_pin, LOW);
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digitalWrite(dma_clk_pin, LOW);
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break;
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}
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case SHIFT:
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default:
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break;
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}
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}
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@ -24,13 +24,21 @@
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* All of this is memory permitting of course (dependant on your sketch etc.) ...
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*
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*/
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#define MATRIX_WIDTH 64 // CHANGE THIS VALUE IF CHAINING
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#define MATRIX_HEIGHT 32 // CHANGE THIS VALUE ONLY IF USING 64px HIGH panel with E PIN
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#ifndef MATRIX_WIDTH
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#define MATRIX_WIDTH 64 // CHANGE THIS VALUE IF CHAINING
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#endif
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#ifndef MATRIX_HEIGHT
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#define MATRIX_HEIGHT 32 // CHANGE THIS VALUE ONLY IF USING 64px HIGH panel with E PIN
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#endif
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/* Best to keep these values as is. */
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#define PIXEL_COLOR_DEPTH_BITS 8 // 8bit per RGB color = 24 bit/per pixel, reduce to save RAM
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#define MATRIX_ROWS_IN_PARALLEL 2 // Don't change this unless you know what you're doing
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#ifndef PIXEL_COLOR_DEPTH_BITS
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#define PIXEL_COLOR_DEPTH_BITS 8 // 8bit per RGB color = 24 bit/per pixel, reduce to save RAM
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#endif
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#ifndef MATRIX_ROWS_IN_PARALLEL
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#define MATRIX_ROWS_IN_PARALLEL 2 // Don't change this unless you know what you're doing
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#endif
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/* ESP32 Default Pin definition. You can change this, but best if you keep it as is and provide custom pin mappings
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* as part of the begin(...) function.
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@ -151,6 +159,7 @@ typedef struct RGB24 {
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uint8_t blue;
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} RGB24;
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enum shift_driver {SHIFT=0, FM6124, FM6126A};
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/***************************************************************************************/
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// Used by val2PWM
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@ -185,7 +194,7 @@ class RGB64x32MatrixPanel_I2S_DMA : public Adafruit_GFX {
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}
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/* Propagate the DMA pin configuration, or use compiler defaults */
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bool begin(int dma_r1_pin = R1_PIN_DEFAULT , int dma_g1_pin = G1_PIN_DEFAULT, int dma_b1_pin = B1_PIN_DEFAULT , int dma_r2_pin = R2_PIN_DEFAULT , int dma_g2_pin = G2_PIN_DEFAULT , int dma_b2_pin = B2_PIN_DEFAULT , int dma_a_pin = A_PIN_DEFAULT , int dma_b_pin = B_PIN_DEFAULT , int dma_c_pin = C_PIN_DEFAULT , int dma_d_pin = D_PIN_DEFAULT , int dma_e_pin = E_PIN_DEFAULT , int dma_lat_pin = LAT_PIN_DEFAULT, int dma_oe_pin = OE_PIN_DEFAULT , int dma_clk_pin = CLK_PIN_DEFAULT)
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bool begin(int dma_r1_pin = R1_PIN_DEFAULT , int dma_g1_pin = G1_PIN_DEFAULT, int dma_b1_pin = B1_PIN_DEFAULT , int dma_r2_pin = R2_PIN_DEFAULT , int dma_g2_pin = G2_PIN_DEFAULT , int dma_b2_pin = B2_PIN_DEFAULT , int dma_a_pin = A_PIN_DEFAULT , int dma_b_pin = B_PIN_DEFAULT , int dma_c_pin = C_PIN_DEFAULT , int dma_d_pin = D_PIN_DEFAULT , int dma_e_pin = E_PIN_DEFAULT , int dma_lat_pin = LAT_PIN_DEFAULT, int dma_oe_pin = OE_PIN_DEFAULT , int dma_clk_pin = CLK_PIN_DEFAULT, const shift_driver _drv=SHIFT)
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{
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// Change 'if' to '1' to enable, 0 to not include this Serial output in compiled program
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@ -206,6 +215,10 @@ class RGB64x32MatrixPanel_I2S_DMA : public Adafruit_GFX {
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Serial.printf("Using pin %d for the CLK_PIN\n", dma_clk_pin);
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#endif
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// initialize some sppecific panel drivers
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if (_drv)
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shiftDriver(_drv, dma_r1_pin, dma_g1_pin, dma_b1_pin, dma_r2_pin, dma_g2_pin, dma_b2_pin, dma_a_pin, dma_b_pin, dma_c_pin, dma_d_pin, dma_e_pin, dma_lat_pin, dma_oe_pin, dma_clk_pin);
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/* As DMA buffers are dynamically allocated, we must allocated in begin()
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* Ref: https://github.com/espressif/arduino-esp32/issues/831
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*/
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@ -296,8 +309,7 @@ class RGB64x32MatrixPanel_I2S_DMA : public Adafruit_GFX {
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}
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int calculated_refresh_rate = 0;
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// ------- PRIVATE -------
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private:
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@ -332,6 +344,12 @@ class RGB64x32MatrixPanel_I2S_DMA : public Adafruit_GFX {
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/* Update the entire DMA buffer (aka. The RGB Panel) a certain colour (wipe the screen basically) */
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void updateMatrixDMABuffer(uint8_t red, uint8_t green, uint8_t blue);
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/**
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* pre-init procedures for specific drivers
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*
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*/
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void 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);
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}; // end Class header
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/***************************************************************************************/
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@ -4,153 +4,93 @@
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#include <Arduino.h>
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#include <ESP32-RGB64x32MatrixPanel-I2S-DMA.h>
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RGB64x32MatrixPanel_I2S_DMA matrix;
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RGB64x32MatrixPanel_I2S_DMA dma_display;
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#include <FastLED.h>
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////////////////////////////////////////////////////////////////////
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// Reset Panel
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// This needs to be near the top of the code
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//
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// Change these to whatever suits
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// recommended settings and patches are by
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// FM6126 support is still experimental
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//
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// pinout for ESP38 38pin module
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// http://arduinoinfo.mywikis.net/wiki/Esp32#KS0413_keyestudio_ESP32_Core_Board
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//
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// HUB75E pinout
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// R1 | G1
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// B1 | GND
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// R2 | G2
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// B2 | E
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// A | B
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// C | D
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// A | B
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// C | D
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// CLK| LAT
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// OE | GND
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#define R1 25
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#define G1 26
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#define BL1 27
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#define R2 5 // 21 SDA
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#define G2 19 // 22 SDL
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#define BL2 23
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#define CH_A 12
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#define CH_B 16
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#define CH_C 17
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#define CH_D 18
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#define CH_E -1 // assign to pin if using two panels
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#define CLK 15
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#define LAT 32
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#define OE 33
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#define R2 14 // 21 SDA
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#define G2 12 // 22 SDL
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#define BL2 13
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#define CH_A 23
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#define CH_B 19
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#define CH_C 5
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#define CH_D 17
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#define CH_E 32 // assign to any available pin if using two panels or 64x64 panels with 1/32 scan
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#define CLK 16
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#define LAT 4
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#define OE 15
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void resetPanel()
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{
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int MaxLed = 64;
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int C12[16] = {0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1};
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int C13[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0};
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pinMode(R1, OUTPUT);
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pinMode(G1, OUTPUT);
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pinMode(BL1, OUTPUT);
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pinMode(R2, OUTPUT);
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pinMode(G2, OUTPUT);
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pinMode(BL2, OUTPUT);
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pinMode(CH_A, OUTPUT);
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pinMode(CH_B, OUTPUT);
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pinMode(CH_C, OUTPUT);
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pinMode(CH_D, OUTPUT);
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pinMode(CH_E, OUTPUT);
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pinMode(CLK, OUTPUT);
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pinMode(LAT, OUTPUT);
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pinMode(OE, OUTPUT);
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// Send Data to control register 11
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digitalWrite(OE, HIGH); // Display reset
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digitalWrite(LAT, LOW);
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digitalWrite(CLK, LOW);
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for (int l = 0; l < MaxLed; l++)
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{
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int y = l % 16;
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digitalWrite(R1, LOW);
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digitalWrite(G1, LOW);
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digitalWrite(BL1, LOW);
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digitalWrite(R2, LOW);
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digitalWrite(G2, LOW);
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digitalWrite(BL2, LOW);
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if (C12[y] == 1)
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{
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digitalWrite(R1, HIGH);
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digitalWrite(G1, HIGH);
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digitalWrite(BL1, HIGH);
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digitalWrite(R2, HIGH);
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digitalWrite(G2, HIGH);
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digitalWrite(BL2, HIGH);
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}
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if (l > MaxLed - 12)
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{
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digitalWrite(LAT, HIGH);
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}
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else
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{
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digitalWrite(LAT, LOW);
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}
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digitalWrite(CLK, HIGH);
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digitalWrite(CLK, LOW);
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}
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digitalWrite(LAT, LOW);
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digitalWrite(CLK, LOW);
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// Send Data to control register 12
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for (int l = 0; l < MaxLed; l++)
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{
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int y = l % 16;
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digitalWrite(R1, LOW);
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digitalWrite(G1, LOW);
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digitalWrite(BL1, LOW);
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digitalWrite(R2, LOW);
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digitalWrite(G2, LOW);
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digitalWrite(BL2, LOW);
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if (C13[y] == 1)
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{
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digitalWrite(R1, HIGH);
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digitalWrite(G1, HIGH);
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digitalWrite(BL1, HIGH);
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digitalWrite(R2, HIGH);
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digitalWrite(G2, HIGH);
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digitalWrite(BL2, HIGH);
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}
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if (l > MaxLed - 13)
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{
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digitalWrite(LAT, HIGH);
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}
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else
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{
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digitalWrite(LAT, LOW);
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}
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digitalWrite(CLK, HIGH);
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digitalWrite(CLK, LOW);
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}
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digitalWrite(LAT, LOW);
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digitalWrite(CLK, LOW);
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}
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// End of default setup for RGB Matrix 64x32 panel
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///////////////////////////////////////////////////////////////
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int time_counter = 0;
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int cycles = 0;
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CRGB currentColor;
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CRGBPalette16 palettes[] = {HeatColors_p, LavaColors_p, RainbowColors_p, RainbowStripeColors_p, CloudColors_p};
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CRGBPalette16 currentPalette = palettes[0];
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CRGB ColorFromCurrentPalette(uint8_t index = 0, uint8_t brightness = 255, TBlendType blendType = LINEARBLEND) {
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return ColorFromPalette(currentPalette, index, brightness, blendType);
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}
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void setup(){
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resetPanel(); // do this before matrix.begin
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// If you experience ghosting, you will need to reduce the brightness level, not all RGB Matrix
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// Panels are the same - some seem to display ghosting artefacts at lower brightness levels.
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// In the setup() function do something like:
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// If you experience ghosting, you will need to reduce the brightness level, not all RGB Matrix
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// Panels are the same - some seem to display ghosting artefacts at lower brightness levels.
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// In the setup() function do something like:
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matrix.setPanelBrightness(10); // SETS THE BRIGHTNESS HERE. 60 OR LOWER IDEAL.
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matrix.begin(R1, G1, BL1, R2, G2, BL2, CH_A, CH_B, CH_C, CH_D, CH_E, LAT, OE, CLK); // setup the LED matrix
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matrix.setTextColor(matrix.Color(96, 0, 96)); // r,g,b
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matrix.setCursor(1, 15);
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matrix.println("Hello World");
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dma_display.setPanelBrightness(30); // SETS THE BRIGHTNESS HERE. 60 OR LOWER IDEAL.
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/**
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* be sure to specify 'FM6126A' as last parametr to the begin(),
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* it would reset 6126 registers and enables the matrix
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*/
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dma_display.begin(R1, G1, BL1, R2, G2, BL2, CH_A, CH_B, CH_C, CH_D, CH_E, LAT, OE, CLK, FM6126A);
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}
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void loop(){
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for (int x = 0; x < dma_display.width(); x++) {
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for (int y = 0; y < dma_display.height(); y++) {
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int16_t v = 0;
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uint8_t wibble = sin8(time_counter);
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v += sin16(x * wibble * 3 + time_counter);
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v += cos16(y * (128 - wibble) + time_counter);
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v += sin16(y * x * cos8(-time_counter) / 8);
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currentColor = ColorFromPalette(currentPalette, (v >> 8) + 127); //, brightness, currentBlendType);
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dma_display.drawPixelRGB888(x, y, currentColor.r, currentColor.g, currentColor.b);
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}
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}
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time_counter += 1;
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cycles++;
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if (cycles >= 1024) {
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time_counter = 0;
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cycles = 0;
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currentPalette = palettes[random(0,sizeof(palettes))];
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}
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}
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