Ashwath M Pavithran / Mbed OS csi066_rev0p3_harald_prog

Publishing for sharing with Harald

Dependencies:   csi059

test_mode.cpp@3:3e8c16b6620c, 2018-06-21 (annotated)

Committer:
CactusSemi
Date:
Thu Jun 21 22:11:25 2018 +0000
Revision:
3:3e8c16b6620c
06/21/2018

Who changed what in which revision?

UserRevisionLine numberNew contents of line
CactusSemi 3:3e8c16b6620c 1 #include "mbed.h"
CactusSemi 3:3e8c16b6620c 2
CactusSemi 3:3e8c16b6620c 3 extern Serial pc;
CactusSemi 3:3e8c16b6620c 4
CactusSemi 3:3e8c16b6620c 5
CactusSemi 3:3e8c16b6620c 6 char test_char = 0;
CactusSemi 3:3e8c16b6620c 7 int test = 1;
CactusSemi 3:3e8c16b6620c 8
CactusSemi 3:3e8c16b6620c 9 void get_char() {
CactusSemi 3:3e8c16b6620c 10 test_char = pc.getc();
CactusSemi 3:3e8c16b6620c 11 if(test_char == 's') test=0;
CactusSemi 3:3e8c16b6620c 12 pc.printf("\n\r");
CactusSemi 3:3e8c16b6620c 13 }
CactusSemi 3:3e8c16b6620c 14
CactusSemi 3:3e8c16b6620c 15 void testmode() {
CactusSemi 3:3e8c16b6620c 16 DigitalOut sda(p9,1);
CactusSemi 3:3e8c16b6620c 17 DigitalOut scl(p10,1);
CactusSemi 3:3e8c16b6620c 18 LPC_PINCON->PINMODE_OD0 = (LPC_PINCON->PINMODE_OD0 | 0x0003); // To make p9 & P10 open_drain
CactusSemi 3:3e8c16b6620c 19 Timer timer1;
CactusSemi 3:3e8c16b6620c 20 test = 1;
CactusSemi 3:3e8c16b6620c 21 test_char = 0;
CactusSemi 3:3e8c16b6620c 22 pc.printf("\n\n\r\tStarting test-mode pattern generation ...\n\r");
CactusSemi 3:3e8c16b6620c 23 pc.printf("\n\n\r\tEnter 's' to stop test-mode: ");
CactusSemi 3:3e8c16b6620c 24 pc.attach(&get_char); //interupt looking for character entry
CactusSemi 3:3e8c16b6620c 25 timer1.start();
CactusSemi 3:3e8c16b6620c 26 while(test) {
CactusSemi 3:3e8c16b6620c 27 while(timer1.read_us()<300) {
CactusSemi 3:3e8c16b6620c 28 }
CactusSemi 3:3e8c16b6620c 29 sda=0;
CactusSemi 3:3e8c16b6620c 30 while(timer1.read_us()<600) {
CactusSemi 3:3e8c16b6620c 31 }
CactusSemi 3:3e8c16b6620c 32 scl=0;
CactusSemi 3:3e8c16b6620c 33 while(timer1.read_us()<900) {
CactusSemi 3:3e8c16b6620c 34 }
CactusSemi 3:3e8c16b6620c 35 sda=1;
CactusSemi 3:3e8c16b6620c 36 while(timer1.read_us()<950) {
CactusSemi 3:3e8c16b6620c 37 }
CactusSemi 3:3e8c16b6620c 38 scl=1;
CactusSemi 3:3e8c16b6620c 39 while(timer1.read_us()<1200) {
CactusSemi 3:3e8c16b6620c 40 }
CactusSemi 3:3e8c16b6620c 41 timer1.reset();
CactusSemi 3:3e8c16b6620c 42 }
CactusSemi 3:3e8c16b6620c 43 timer1.stop();
CactusSemi 3:3e8c16b6620c 44 scl=1;
CactusSemi 3:3e8c16b6620c 45 sda=1;
CactusSemi 3:3e8c16b6620c 46 pc.printf("\n\n\r\t....test-mode pattern generation stopped\n\n\r");
CactusSemi 3:3e8c16b6620c 47 sda.~DigitalOut();
CactusSemi 3:3e8c16b6620c 48 scl.~DigitalOut();
CactusSemi 3:3e8c16b6620c 49 pc.attach(NULL);
CactusSemi 3:3e8c16b6620c 50 return;
CactusSemi 3:3e8c16b6620c 51 }