MAX72xx_Demo.cpp

Count from -200 to 200 with a 20 millisecond delay between each number

cmake_minimum_required(VERSION 3.12)
find_package(PropWare REQUIRED)
 
project(MAX72xx_Demo)
 
create_simple_executable(${PROJECT_NAME} MAX72xx_Demo.cpp)

 
#include <PropWare/hmi/output/max72xx.h>
 
using PropWare::SPI;
using PropWare::Port;
using PropWare::MAX72xx;
 
int main () {
    SPI::get_instance().set_mosi(Port::P2);
    SPI::get_instance().set_sclk(Port::P0);
    const MAX72xx leds(Port::P4);
 
    leds.start();
    for (int i = -200; i <= 200; ++i) {
        leds.put_int(i, MAX72xx::BcdCharacter::ZERO, 4);
        waitcnt(20 * MILLISECOND + CNT);
    }
 
    return 0;
}