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Chrono TIR
Diff: main.cpp
- Revision:
- 0:f38ea4ed5621
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Wed Jan 22 10:26:34 2020 +0000 @@ -0,0 +1,85 @@ +/* 4d systems touch screen display. + +uses the mbed_genie library ported from the arduino +visie-genie library by Christian B + +The display serial TX and RX pins are connected to pin PA_9 +and pin PA_10 of the mbed + +The reset pin is not connected as reset function is not implemented + +For setting up the display in Visie-Genie + +The display has an gauge meter object, a LED digits object, two buttons +and three static text objects. + +The On and Off button has been set to report on change +The baud rate of the display is set to 115200 baud +*/ +#include "mbed.h" +#include "mbed_genie.h" + +DigitalOut myled(LED1); //LED 1 for indication + +int flag = 0; //holds the "power status" of the voltmeter. flag = 0 means voltmeter is "off", flag = 1 means the voltmeter is "on". +float chrono; //holds the digital voltage value to be sent to the angular meter + +//Event handler for the 4d Systems display +void myGenieEventHandler(void) +{ + genieFrame Event; + genieDequeueEvent(&Event); + //event report from an object + if(Event.reportObject.cmd == GENIE_REPORT_EVENT) { + /* + for example here we check if we received a message from 4dbuttons objects + the index is the button number, refer to the 4dgenie project to know the index + */ + if (Event.reportObject.object == GENIE_OBJ_4DBUTTON) { // If the Reported Message was from a button + if (Event.reportObject.index == 0) { + //printf("Off Button pressed!\n\r"); + wait(0.2); + flag=1; + } + if (Event.reportObject.index == 1) { + //printf("On Button pressed!\n\r"); + wait(0.2); + flag=0; + } + } + } + + //Cmd from a reported object (happens when an object read is requested) + // if(Event.reportObject.cmd == GENIE_REPORT_OBJ) + // { + // } +} + +int main() + +{ + SetupGenie(); + genieAttachEventHandler(&myGenieEventHandler); + genieWriteContrast(10); //set screen contrast to full brightness + chrono=99; + + while(1) { + + if (flag == 1) { + //printf("Flag status: %d \r\n", flag); + chrono=chrono-1; + genieWriteObject(GENIE_OBJ_LED_DIGITS, 0x00, chrono); //write to Leddigits0 the value of voltLED + genieWriteObject(GENIE_OBJ_GAUGE , 0x00, chrono); //write to Angularmeter0 the value of voltMeter*/ + wait (0.5); + } + + else if(flag == 0){ + genieWriteObject(GENIE_OBJ_LED_DIGITS, 0x00, 0); + genieWriteObject(GENIE_OBJ_GAUGE , 0x00, 0); //write to Angularmeter0 the value of voltMeter + chrono=99; + wait (0.5); + } + + } + +} \ No newline at end of file