From abe86e7192dd676b9a889dc46ca4f92195b7a89c Mon Sep 17 00:00:00 2001
From: polymurph <eddyed.k@gmail.com>
Date: Fri, 26 Aug 2022 15:56:07 +0200
Subject: [PATCH] created a matrix print function
---
main.c | 46 +++++++++++++++++++++++++++++++++++++++++++---
1 file changed, 43 insertions(+), 3 deletions(-)
diff --git a/main.c b/main.c
index 855ffdf..477df63 100644
--- a/main.c
+++ b/main.c
@@ -95,6 +95,25 @@ void max7219_ledMatrixSetLED(
spiWriteReg(display->spiCH, row,col);
}
+void max7219_rawWrite(
+ max7219_t *display,
+ uint8_t reg,
+ uint8_t data)
+{
+ spiWriteReg(display->spiCH, reg, data);
+}
+
+void max7219_printLedMatrix(
+ max7219_t *display,
+ uint8_t matrix[])
+{
+ uint8_t i = 0;
+
+ for(i = 0; i < 8; i ++) {
+ spiWriteReg(display->spiCH, i+1, matrix[i]);
+ }
+}
+
void max7219_ledMatrixUnsetLED(
max7219_t *display,
uint8_t row,
@@ -168,6 +187,26 @@ int main(int argc, char *argv[])
{
uint8_t i = 0;
uint8_t j = 0;
+
+ uint8_t matrix[] = {
+ 0xAA,
+ 0xFF,
+ 0xAA,
+ 0xFF,
+ 0xAA,
+ 0xFF,
+ 0xAA,
+ 0xFF};
+
+ uint8_t matrix_1[] = {
+ 0xFF,
+ 0xAA,
+ 0xFF,
+ 0xAA,
+ 0xFF,
+ 0xAA
+ 0xFF,
+ 0xAA};
spi_ch_t spi_test_channel;
max7219_t ledMatrix;
@@ -256,7 +295,7 @@ int main(int argc, char *argv[])
max7219_shutdownDiaply(&ledMatrix,0);
max7219_setDecodeMode(&ledMatrix, NO_DECODE_DIGIT_7_TO_0);
max7219_setScanLimit(&ledMatrix, DSIPLAX_DIGIT_7_TO_0);
- max7219_setIntensity(&ledMatrix,0x0F);
+ max7219_setIntensity(&ledMatrix,0x01);
max7219_ledMatrixSetLED(&ledMatrix,0,0);
delayMs(1000);
@@ -269,9 +308,10 @@ int main(int argc, char *argv[])
*/
while(1) {
- max7219_ledMatrixSetLED(&ledMatrix,1,1);
+ max7219_printLedMatrix(&ledMatrix, matrix);
+ //max7219_ledMatrixSetLED(&ledMatrix, 0, 0);
delayMs(100);
- max7219_ledMatrixUnsetLED(&ledMatrix,1,1);
+ max7219_printLedMatrix(&ledMatrix, matrix_1);
delayMs(100);
}