skydarc meneldoll / Mbed 2 deprecated IQS572_HelloWorld

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.

Dependencies:   mbed

main.cpp@0:4907da2299a4, 2020-01-01 (annotated)

Committer:
skydarc
Date:
Wed Jan 01 12:51:18 2020 +0000
Revision:
0:4907da2299a4
Child:
1:65f5b13e6177
this is a first compil 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 t

Who changed what in which revision?

UserRevisionLine numberNew contents of line
skydarc 0:4907da2299a4 1 #include "mbed.h"
skydarc 0:4907da2299a4 2 #include <IQS5xx.h>
skydarc 0:4907da2299a4 3
skydarc 0:4907da2299a4 4 /***** Object Declarations *****/
skydarc 0:4907da2299a4 5 IQS5xx trackPad(p28, p27, p17);
skydarc 0:4907da2299a4 6
skydarc 0:4907da2299a4 7 DigitalOut led1(LED1);
skydarc 0:4907da2299a4 8 DigitalOut led3(LED3);
skydarc 0:4907da2299a4 9 DigitalOut led4(LED4);
skydarc 0:4907da2299a4 10
skydarc 0:4907da2299a4 11 DigitalIn rdy(p17);
skydarc 0:4907da2299a4 12 //InterruptIn rdyInter(p17);
skydarc 0:4907da2299a4 13
skydarc 0:4907da2299a4 14 void ISR1() { //this is the response to interrupt, i.e. the ISR
skydarc 0:4907da2299a4 15 led3 = !led3;
skydarc 0:4907da2299a4 16 }
skydarc 0:4907da2299a4 17
skydarc 0:4907da2299a4 18 int main() {
skydarc 0:4907da2299a4 19
skydarc 0:4907da2299a4 20 /*
skydarc 0:4907da2299a4 21 //rdy.mode(PullUp);
skydarc 0:4907da2299a4 22
skydarc 0:4907da2299a4 23 I2C i2c(p28,p27);
skydarc 0:4907da2299a4 24 i2c.frequency(400000);
skydarc 0:4907da2299a4 25
skydarc 0:4907da2299a4 26 //////////////////
skydarc 0:4907da2299a4 27 //AcknowledgeReset
skydarc 0:4907da2299a4 28 //////////////////
skydarc 0:4907da2299a4 29
skydarc 0:4907da2299a4 30 //write
skydarc 0:4907da2299a4 31 i2c.start();
skydarc 0:4907da2299a4 32 i2c.write(0x74<<1);
skydarc 0:4907da2299a4 33 i2c.write(0x04);
skydarc 0:4907da2299a4 34 i2c.write(0x31);
skydarc 0:4907da2299a4 35 i2c.write(0x80);
skydarc 0:4907da2299a4 36 i2c.stop();
skydarc 0:4907da2299a4 37
skydarc 0:4907da2299a4 38 //////////////
skydarc 0:4907da2299a4 39 // get version
skydarc 0:4907da2299a4 40 //////////////
skydarc 0:4907da2299a4 41
skydarc 0:4907da2299a4 42 //read
skydarc 0:4907da2299a4 43 i2c.start();
skydarc 0:4907da2299a4 44 i2c.write(0x74<<1);
skydarc 0:4907da2299a4 45 i2c.write(0x00);
skydarc 0:4907da2299a4 46 i2c.write(0x00);
skydarc 0:4907da2299a4 47 i2c.start();
skydarc 0:4907da2299a4 48 i2c.write((0x74<<1) + 0x01);
skydarc 0:4907da2299a4 49 int test0 = i2c.read(1);
skydarc 0:4907da2299a4 50 int test1 = i2c.read(1);
skydarc 0:4907da2299a4 51 int test2 = i2c.read(1);
skydarc 0:4907da2299a4 52 int test3 = i2c.read(1);
skydarc 0:4907da2299a4 53 int test4 = i2c.read(1);
skydarc 0:4907da2299a4 54 int test5 = i2c.read(0);
skydarc 0:4907da2299a4 55 i2c.stop();
skydarc 0:4907da2299a4 56 // out
skydarc 0:4907da2299a4 57 printf("Product %d ", (test0<<8)+test1);
skydarc 0:4907da2299a4 58 printf("Project %d ", (test2<<8)+test3);
skydarc 0:4907da2299a4 59 printf("Version %d.%d\n", test4, test5);
skydarc 0:4907da2299a4 60
skydarc 0:4907da2299a4 61 ////////////////
skydarc 0:4907da2299a4 62 //get swipe dist
skydarc 0:4907da2299a4 63 ////////////////
skydarc 0:4907da2299a4 64
skydarc 0:4907da2299a4 65 //write
skydarc 0:4907da2299a4 66 i2c.start();
skydarc 0:4907da2299a4 67 i2c.write(0x74<<1);
skydarc 0:4907da2299a4 68 i2c.write(0x06);
skydarc 0:4907da2299a4 69 i2c.write(0xC1);
skydarc 0:4907da2299a4 70 i2c.write(0x00);
skydarc 0:4907da2299a4 71 i2c.write(0xB4);
skydarc 0:4907da2299a4 72 i2c.stop();
skydarc 0:4907da2299a4 73 //read
skydarc 0:4907da2299a4 74 i2c.start();
skydarc 0:4907da2299a4 75 i2c.write(0x74<<1);
skydarc 0:4907da2299a4 76 i2c.write(0x06);
skydarc 0:4907da2299a4 77 i2c.write(0xC1);
skydarc 0:4907da2299a4 78 i2c.start();
skydarc 0:4907da2299a4 79 i2c.write((0x74<<1) + 0x01);
skydarc 0:4907da2299a4 80 test0 = i2c.read(1);
skydarc 0:4907da2299a4 81 test1 = i2c.read(0);
skydarc 0:4907da2299a4 82 i2c.stop();
skydarc 0:4907da2299a4 83 printf("Swp init dist. : %d\n", (test0<<8)+test1);
skydarc 0:4907da2299a4 84
skydarc 0:4907da2299a4 85 ////////////
skydarc 0:4907da2299a4 86 //Rx mapping
skydarc 0:4907da2299a4 87 ////////////
skydarc 0:4907da2299a4 88
skydarc 0:4907da2299a4 89 //read
skydarc 0:4907da2299a4 90 i2c.start();
skydarc 0:4907da2299a4 91 i2c.write(0x74<<1);
skydarc 0:4907da2299a4 92 i2c.write(0x06);
skydarc 0:4907da2299a4 93 i2c.write(0x3F);
skydarc 0:4907da2299a4 94 i2c.start();
skydarc 0:4907da2299a4 95 i2c.write((0x74<<1) + 0x01);
skydarc 0:4907da2299a4 96 test0 = i2c.read(1);
skydarc 0:4907da2299a4 97 test1 = i2c.read(1);
skydarc 0:4907da2299a4 98 test2 = i2c.read(1);
skydarc 0:4907da2299a4 99 test3 = i2c.read(1);
skydarc 0:4907da2299a4 100 test4 = i2c.read(1);
skydarc 0:4907da2299a4 101 test5 = i2c.read(1);
skydarc 0:4907da2299a4 102 int test6 = i2c.read(1);
skydarc 0:4907da2299a4 103 int test7 = i2c.read(0);
skydarc 0:4907da2299a4 104 i2c.stop();
skydarc 0:4907da2299a4 105 printf("mapping Rx : %d, %d, %d, %d, %d, %d, %d, %d\n", test0, test1, test2, test3, test4, test5, test6, test7);
skydarc 0:4907da2299a4 106
skydarc 0:4907da2299a4 107 ////////////
skydarc 0:4907da2299a4 108 //Tx mapping
skydarc 0:4907da2299a4 109 ////////////
skydarc 0:4907da2299a4 110
skydarc 0:4907da2299a4 111 //read
skydarc 0:4907da2299a4 112 i2c.start();
skydarc 0:4907da2299a4 113 i2c.write(0x74<<1);
skydarc 0:4907da2299a4 114 i2c.write(0x06);
skydarc 0:4907da2299a4 115 i2c.write(0x49);
skydarc 0:4907da2299a4 116 i2c.start();
skydarc 0:4907da2299a4 117 i2c.write((0x74<<1) + 0x01);
skydarc 0:4907da2299a4 118 test0 = i2c.read(1);
skydarc 0:4907da2299a4 119 test1 = i2c.read(1);
skydarc 0:4907da2299a4 120 test2 = i2c.read(1);
skydarc 0:4907da2299a4 121 test3 = i2c.read(1);
skydarc 0:4907da2299a4 122 test4 = i2c.read(1);
skydarc 0:4907da2299a4 123 test5 = i2c.read(1);
skydarc 0:4907da2299a4 124 test6 = i2c.read(1);
skydarc 0:4907da2299a4 125 test7 = i2c.read(0);
skydarc 0:4907da2299a4 126 i2c.stop();
skydarc 0:4907da2299a4 127 printf("mapping Tx : %d, %d, %d, %d, %d, %d, %d, %d\n", test0, test1, test2, test3, test4, test5, test6, test7);
skydarc 0:4907da2299a4 128
skydarc 0:4907da2299a4 129 /////////////////////
skydarc 0:4907da2299a4 130 //nombre cannaux Rx :
skydarc 0:4907da2299a4 131 /////////////////////
skydarc 0:4907da2299a4 132
skydarc 0:4907da2299a4 133 //read
skydarc 0:4907da2299a4 134 i2c.start();
skydarc 0:4907da2299a4 135 i2c.write(0x74<<1);
skydarc 0:4907da2299a4 136 i2c.write(0x06);
skydarc 0:4907da2299a4 137 i2c.write(0x3D);
skydarc 0:4907da2299a4 138 i2c.start();
skydarc 0:4907da2299a4 139 i2c.write((0x74<<1) + 0x01);
skydarc 0:4907da2299a4 140 test0 = i2c.read(0);
skydarc 0:4907da2299a4 141 i2c.stop();
skydarc 0:4907da2299a4 142 printf("nombre cannaux Rx : %d\n", test0);
skydarc 0:4907da2299a4 143
skydarc 0:4907da2299a4 144 /////////////////////
skydarc 0:4907da2299a4 145 //nombre cannaux Tx :
skydarc 0:4907da2299a4 146 /////////////////////
skydarc 0:4907da2299a4 147
skydarc 0:4907da2299a4 148 //read
skydarc 0:4907da2299a4 149 i2c.start();
skydarc 0:4907da2299a4 150 i2c.write(0x74<<1);
skydarc 0:4907da2299a4 151 i2c.write(0x06);
skydarc 0:4907da2299a4 152 i2c.write(0x3E);
skydarc 0:4907da2299a4 153 i2c.start();
skydarc 0:4907da2299a4 154 i2c.write((0x74<<1) + 0x01);
skydarc 0:4907da2299a4 155 test0 = i2c.read(0);
skydarc 0:4907da2299a4 156 i2c.stop();
skydarc 0:4907da2299a4 157 printf("nombre cannaux Tx : %d\n", test0); */
skydarc 0:4907da2299a4 158
skydarc 0:4907da2299a4 159 //rdyInter.rise(&ISR1);
skydarc 0:4907da2299a4 160
skydarc 0:4907da2299a4 161 trackPad.AcknowledgeReset();
skydarc 0:4907da2299a4 162
skydarc 0:4907da2299a4 163 trackPad.checkVersion();
skydarc 0:4907da2299a4 164
skydarc 0:4907da2299a4 165 while(1) {
skydarc 0:4907da2299a4 166
skydarc 0:4907da2299a4 167 uint8_t ui8TempData[30], i;
skydarc 0:4907da2299a4 168
skydarc 0:4907da2299a4 169 while(!rdy) {
skydarc 0:4907da2299a4 170 led4 = 1;
skydarc 0:4907da2299a4 171 wait(0.05);
skydarc 0:4907da2299a4 172 led4 = 0;
skydarc 0:4907da2299a4 173 wait(0.05);
skydarc 0:4907da2299a4 174 }
skydarc 0:4907da2299a4 175
skydarc 0:4907da2299a4 176 trackPad.I2C_Read(GestureEvents0_adr, &trackPad.Data_Buff[0], 44);
skydarc 0:4907da2299a4 177
skydarc 0:4907da2299a4 178 if((trackPad.Data_Buff[3] & SNAP_TOGGLE) != 0) {
skydarc 0:4907da2299a4 179
skydarc 0:4907da2299a4 180 // If there was a change in a snap status, then read the snap status
skydarc 0:4907da2299a4 181 // bytes additionally. Keep previous valus to identify a state change
skydarc 0:4907da2299a4 182 //
skydarc 0:4907da2299a4 183 trackPad.I2C_Read(SnapStatus_adr, &ui8TempData[0], 30);
skydarc 0:4907da2299a4 184 for(i = 0; i < 15; i++) {
skydarc 0:4907da2299a4 185 trackPad.ui16PrevSnap[i] = trackPad.ui16SnapStatus[i];
skydarc 0:4907da2299a4 186 trackPad.ui16SnapStatus[i] = ((uint16_t)(ui8TempData[2*i])<<8) + (uint16_t)ui8TempData[(2*i)+1];
skydarc 0:4907da2299a4 187 }
skydarc 0:4907da2299a4 188 }
skydarc 0:4907da2299a4 189
skydarc 0:4907da2299a4 190 //
skydarc 0:4907da2299a4 191 // Terminate the communication session, so that the IQS5xx can continue
skydarc 0:4907da2299a4 192 // with sensing and processing
skydarc 0:4907da2299a4 193 //
skydarc 0:4907da2299a4 194 trackPad.Close_Comms();
skydarc 0:4907da2299a4 195 //
skydarc 0:4907da2299a4 196 // Process received data
skydarc 0:4907da2299a4 197 //
skydarc 0:4907da2299a4 198 trackPad.Process_XY();
skydarc 0:4907da2299a4 199
skydarc 0:4907da2299a4 200 led1 = 1;
skydarc 0:4907da2299a4 201 wait(0.01);
skydarc 0:4907da2299a4 202 led1 = 0;
skydarc 0:4907da2299a4 203 wait(0.01);
skydarc 0:4907da2299a4 204 }
skydarc 0:4907da2299a4 205 }
skydarc 0:4907da2299a4 206