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this is a first compilation of a library for IQS5xx. For now, it work with the iqs572ev02 devellopment board. The code is inspired with the sample code provide by Azotech. I have some issu with the interrupt pin RDY, which seem to be high even I don't touch de board.
main.cpp
- Committer:
- skydarc
- Date:
- 2020-01-01
- Revision:
- 2:bd4b620316aa
- Parent:
- 1:65f5b13e6177
File content as of revision 2:bd4b620316aa:
#include "mbed.h" #include <IQS5xx.h> /***** Object Declarations *****/ IQS5xx trackPad(p28, p27, p17); DigitalOut led1(LED1); //DigitalIn rdy(p17); InterruptIn rdyInter(p17); void ISR1() { //this is the response to interrupt, i.e. the ISR uint8_t ui8TempData[30], i; trackPad.I2C_Read(GestureEvents0_adr, &trackPad.Data_Buff[0], 44); if((trackPad.Data_Buff[3] & SNAP_TOGGLE) != 0) { // If there was a change in a snap status, then read the snap status // bytes additionally. Keep previous valus to identify a state change // trackPad.I2C_Read(SnapStatus_adr, &ui8TempData[0], 30); for(i = 0; i < 15; i++) { trackPad.ui16PrevSnap[i] = trackPad.ui16SnapStatus[i]; trackPad.ui16SnapStatus[i] = ((uint16_t)(ui8TempData[2*i])<<8) + (uint16_t)ui8TempData[(2*i)+1]; } } // // Terminate the communication session, so that the IQS5xx can continue // with sensing and processing // trackPad.Close_Comms(); // // Process received data // trackPad.Process_XY(); } int main() { //rdy.mode(PullUp); rdyInter.rise(&ISR1); trackPad.AcknowledgeReset(); trackPad.checkVersion(); while(1) { led1 = 1; wait(0.5); led1 = 0; wait(0.5); } }