KED/libraries/examples/spi/main.c

#include "main.h"
#include "delay.h"
#include "deviceSetup.h"
#include "usart.h"
#include "ascii.h"
#include "timer.h"
#include "spi.h"
#include "max7219.h"

unsigned char A[] = {0b00000000,0b00111100,0b01100110,0b01100110,0b01111110,0b01100110,0b01100110,0b01100110};
unsigned char B[] = {0b01111000,0b01001000,0b01001000,0b01110000,0b01001000,0b01000100,0b01000100,0b01111100};
unsigned char C[] = {0b00000000,0b00011110,0b00100000,0b01000000,0b01000000,0b01000000,0b00100000,0b00011110};
unsigned char D[] = {0b00000000,0b00111000,0b00100100,0b00100010,0b00100010,0b00100100,0b00111000,0b00000000};
unsigned char E[] = {0b00000000,0b00111100,0b00100000,0b00111000,0b00100000,0b00100000,0b00111100,0b00000000};
unsigned char F[] = {0b00000000,0b00111100,0b00100000,0b00111000,0b00100000,0b00100000,0b00100000,0b00000000};
unsigned char G[] = {0b00000000,0b00111110,0b00100000,0b00100000,0b00101110,0b00100010,0b00111110,0b00000000};
unsigned char H[] = {0b00000000,0b00100100,0b00100100,0b00111100,0b00100100,0b00100100,0b00100100,0b00000000};
unsigned char I[] = {0b00000000,0b00111000,0b00010000,0b00010000,0b00010000,0b00010000,0b00111000,0b00000000};
unsigned char J[] = {0b00000000,0b00011100,0b00001000,0b00001000,0b00001000,0b00101000,0b00111000,0b00000000};
unsigned char K[] = {0b00000000,0b00100100,0b00101000,0b00110000,0b00101000,0b00100100,0b00100100,0b00000000};
unsigned char L[] = {0b00000000,0b00100000,0b00100000,0b00100000,0b00100000,0b00100000,0b00111100,0b00000000};
unsigned char M[] = {0b00000000,0b00000000,0b01000100,0b10101010,0b10010010,0b10000010,0b10000010,0b00000000};
unsigned char N[] = {0b00000000,0b00100010,0b00110010,0b00101010,0b00100110,0b00100010,0b00000000,0b00000000};
unsigned char O[] = {0b00000000,0b00111100,0b01000010,0b01000010,0b01000010,0b01000010,0b00111100,0b00000000};
unsigned char P[] = {0b00000000,0b00111000,0b00100100,0b00100100,0b00111000,0b00100000,0b00100000,0b00000000};
unsigned char Q[] = {0b00000000,0b00111100,0b01000010,0b01000010,0b01000010,0b01000110,0b00111110,0b00000001};
unsigned char R[] = {0b00000000,0b00111000,0b00100100,0b00100100,0b00111000,0b00100100,0b00100100,0b00000000};
unsigned char S[] = {0b00000000,0b00111100,0b00100000,0b00111100,0b00000100,0b00000100,0b00111100,0b00000000};
unsigned char T[] = {0b00000000,0b01111100,0b00010000,0b00010000,0b00010000,0b00010000,0b00010000,0b00000000};
unsigned char U[] = {0b00000000,0b01000010,0b01000010,0b01000010,0b01000010,0b00100100,0b00011000,0b00000000};
unsigned char V[] = {0b00000000,0b00100010,0b00100010,0b00100010,0b00010100,0b00010100,0b00001000,0b00000000};
unsigned char W[] = {0b00000000,0b10000010,0b10010010,0b01010100,0b01010100,0b00101000,0b00000000,0b00000000};
unsigned char X[] = {0b00000000,0b01000010,0b00100100,0b00011000,0b00011000,0b00100100,0b01000010,0b00000000};
unsigned char Y[] = {0b00000000,0b01000100,0b00101000,0b00010000,0b00010000,0b00010000,0b00010000,0b00000000};
unsigned char Z[] = {0b00000000,0b00111100,0b00000100,0b00001000,0b00010000,0b00100000,0b00111100,0b00000000};



int main(int argc, char *argv[])
{
	uint8_t i = 0;
	uint8_t j = 0;

	uint8_t f[] = {
		0x00,
		0x7E,
		0x40,
		0x40,
		0x3E,
		0x40,
		0x40,
		0x40
	};

	uint8_t matrix[] = {
		0xAA,
		0xFF,
		0xAA,
		0xFF,
		0xAA,
		0xFF,
		0xAA,
		0xFF};

	uint8_t matrix_1[] = {
		0x11,
		0x11,
		0x11,
		0x11,
		0x11,
		0x11,
		0x11,
		0x11};
	spi_ch_t spi_test_channel;
	max7219_t ledMatrix;

	// making array with all available timers	
	delayInitMs(8000000, 1000); // Clock Freq and Divider for ARM library 
	
	pinConfig(pinB3, output, pushPull, output, def_speed);
	pinConfig(pinA0, input, def_stage, pullDown, def_speed);	
	
	setupInit(); // This is the sescond call of System init the assebly start code is calling it before the main.	
	
	
	usartInit(	usart2, 
				pinA2, 
				pinA15,
				115200,
				eight, 
				NO_PARITY_CTRL,
				noFlowControl); 

	//clears screen and send the wellcome messgae
	print_Usart(usart2, ASCII_clear); 
	print_Usart(usart2, "HEllooo to our KED project\n\r"); 
	

	for(i = 0 ; i < 5 ; i++) {
		delayMs(100); 
		pinToggle(pinB3);
		delayMs(100); 
	}

	pinWrite(pinB3,0);

	pinInit(pinA3);
	
	//pinConfig(pinA6, alternate, floating, pullDown, veryFast);
	pinConfig(pinA3, output, pushPull, output, veryFast);

	// spi hardware channel setup
	spiInitMaster(SPI_CH_1,
				  SPI_NONINVERTED,
				  SPI_CAPTURE_ON_FIRST_CLK_TRANSITION,
				  SPI_MSB_FIRST,
				  SPI_DOUPLEX,
				  7,
				  pinA5,
				  0,
				  pinA7,
				  0,
				  pinA6,
				  0);
	
	spiSetupCH(&spi_test_channel, SPI_CH_1, pinA3);

	// LED Matrix object setup
	//ledMatrix.spiCH = &spi_test_channel;
	max7219_init(&ledMatrix, &spi_test_channel);

	spiEnable(SPI_CH_1);
/*
 *	MAX7219 hoockup for this example
 *
 *	Signal	pin		nucleo
 *	--------------------------
 *	MOSI	pinA7	A6
 *	MISO	pinA6	A5
 *	CLK		pinA5	A4
 *	CS		pinA4	A3
 */
	
	
	for(i = 0 ; i < 10 ; i++) {
		delayMs(50); 
		pinToggle(pinB3);
		delayMs(50); 
	}

	max7219_testDisplay(&ledMatrix,1);
	delayMs(500);
	max7219_testDisplay(&ledMatrix,0);
	max7219_shutdownDiaply(&ledMatrix,0);
	max7219_setDecodeMode(&ledMatrix, NO_DECODE_DIGIT_7_TO_0);
	max7219_setScanLimit(&ledMatrix, DSIPLAX_DIGIT_7_TO_0);
	max7219_setIntensity(&ledMatrix,0x01);

	max7219_ledMatrixSetLED(&ledMatrix,0,0);
	delayMs(1000);
	max7219_setAllLEDsOff(&ledMatrix);
/*
	for(i=0; i < 8; i++) {
		max7219_ledMatrixSetLED(&ledMatrix,i,i);
		delayMs(100);
	}
*/

	while(1) {
		max7219_printLedMatrix(&ledMatrix, F);
		//max7219_ledMatrixSetLED(&ledMatrix, 0, 0);
		delayMs(300);
		max7219_printLedMatrix(&ledMatrix, A);
		delayMs(300);
		max7219_printLedMatrix(&ledMatrix, T);
		delayMs(300);
		max7219_printLedMatrix(&ledMatrix, I);
		delayMs(300);
		max7219_setAllLEDsOff(&ledMatrix);
		delayMs(300);
		max7219_printLedMatrix(&ledMatrix, G);
		delayMs(300);
		max7219_printLedMatrix(&ledMatrix, E);
		delayMs(300);
		max7219_printLedMatrix(&ledMatrix, N);
		delayMs(300);
		max7219_printLedMatrix(&ledMatrix, T);
		delayMs(300);
		max7219_printLedMatrix(&ledMatrix, I);
		delayMs(300);
		max7219_setAllLEDsOff(&ledMatrix);
		delayMs(300);
		max7219_printLedMatrix(&ledMatrix, E);
		delayMs(300);
		max7219_printLedMatrix(&ledMatrix, D);
		delayMs(300);
		max7219_printLedMatrix(&ledMatrix, W);
		delayMs(300);
		max7219_printLedMatrix(&ledMatrix, I);
		delayMs(300);
		max7219_printLedMatrix(&ledMatrix, N);
		delayMs(300);
		max7219_setAllLEDsOff(&ledMatrix);
		delayMs(300);
	}

	while(1) {
		for(i=0; i < 0x8; i++) {
			max7219_ledMatrixSetLED(&ledMatrix,i,i+j);
			delayMs(100);
		}
		//delayMs(10);
		j++;
		if(j > 7) j =0;
	}

	/*
	while(1){
		pinToggle(pinB3);
		dispTest(&ledMatrix);
		//max7219_test_display(&spi_test_channel);
	}
*/
	for(i = 0 ; i < 100 ; i++) {
		pinWrite(pinB3, 1);
		//pinWrite(pinA4,1);
		delayMs(100); 
		pinWrite(pinB3, 0);
		//pinWrite(pinA4,0);
		delayMs(900); 
	}


	//timer_capture_compare_test(timer_2);
	//print_Usart(usart2, "All is working fine \r\n"); 

	while(1)
	{
	}
	
	return 1;
}