Wim Huiskamp
/
mbed_HCMS2975
Test for HCMS2975 Alphanumeric LED display
Testcode for HCMS2975 alphanumeric LED displays.
main.cpp
- Committer:
- wim
- Date:
- 2015-01-05
- Revision:
- 1:feaf55287b27
- Parent:
- 0:6bfe606278c7
File content as of revision 1:feaf55287b27:
/** * @file main.cpp * @brief mbed Avago/HP HCMS2975 LED matrix display Library test. * @author WH * @date Copyright (c) 2014 * v01: WH, Initial release * Info available at http://playground.arduino.cc/Main/LedDisplay and http://www.pjrc.com/teensy/td_libs_LedDisplay.html */ #include "mbed.h" #include "HCMS2975.h" // mbed Interface Hardware definitions DigitalOut myled1(LED1); DigitalOut myled2(LED2); DigitalOut myled3(LED3); DigitalOut heartbeatLED(LED4); // Host PC Communication channels Serial pc(USBTX, USBRX); // SPI Communication SPI spi_led(p5, NC, p7); // MOSI, MISO, SCLK //Display //HCMS2975 led(&spi_led, p8, p9, NC, HCMS2975::LED8x1); // SPI bus, CS pin, RS pin, RST pin, LEDType = Ok //HCMS2975 led(&spi_led, p8, p9, NC, HCMS2975::LED16x1); // SPI bus, CS pin, RS pin, RST pin, LEDType = Ok //HCMS2975 led(&spi_led, p8, p20, NC, HCMS2975::LED8x1); // SPI bus, CS pin, RS pin, RST pin, LEDType = Ok //HCMS2975 led(&spi_led, p8, p20, NC, HCMS2975::LED8x2); // SPI bus, CS pin, RS pin, RST pin, LEDType = Ok //HCMS2975 led(&spi_led, p8, p20, NC, HCMS2975::LED16x1); // SPI bus, CS pin, RS pin, RST pin, LEDType = Ok HCMS2975 led(&spi_led, p8, p20, NC, HCMS2975::LED16x2); // SPI bus, CS pin, RS pin, RST pin, LEDType = Ok // Variables for Heartbeat and Status monitoring Ticker heartbeat; bool heartbeatflag=false; // Heartbeat monitor void pulse() { heartbeatLED = !heartbeatLED; } void heartbeat_start() { heartbeat.attach(&pulse, 0.5); heartbeatflag = true; } void heartbeat_stop() { heartbeat.detach(); heartbeatflag = false; } int main() { int cnt; pc.printf("Hello mbed from HCMS2975\n\r"); heartbeat_start(); led.locate(0, 0); //led.printf("*=%6d", 123456); // 12345678 led.printf("Hi mbed "); wait(2); led.setUDC(0, (char *) udc_0); led.setUDC(1, (char *) udc_1); led.setUDC(2, (char *) udc_2); led.setUDC(3, (char *) udc_3); led.setUDC(4, (char *) udc_Bat_Hi); led.setUDC(5, (char *) udc_Bat_Ha); led.setUDC(6, (char *) udc_Bat_Lo); // led.setUDC(7, (char *) udc_smiley); led.setUDC(7, (char *) udc_AC); led.putc(0); led.putc(1); led.putc(2); led.putc(3); led.putc(4); led.putc(5); led.putc(6); led.putc(7); wait(2); led.setBrightness(HCMS2975_BRIGHT_3_3); cnt=0x20; while(1) { wait(0.25); led.putc(cnt); pc.putc('#'); cnt++; if (cnt == 0x80) cnt=0x20; } }