// max7219.h implementation in max7219a.c
// This set of functions is meant
// do be used with the 8 digit 7 segment
// chineese display named max7219.
// This version is stdio.h independent
// meaning that you canīt use printf to
// print anything but just printString()
// for 8 char strings.
// www.while1.eu 30/07/2023

#include <8051.h>

#ifndef uChar
#define uChar unsigned char
#endif

//Wires connected to ArduOne, you can change here:
#define DATA 	P1_0
#define CLOCK	P1_1
#define CS	    P1_2

// Send command or data to max7219
void writeWord(uChar command, uChar bdata);

// Initialize the display
void initMax7219();

// Clears the display
void clearMax7219();

// Set the level of brightness (0 to 15)
void setBrightnessMax7219(uChar);

// stdio independent print function
void printString(char *c);