Ryo Od / Mbed 2 deprecated Nucleo_rtos_SPISlave_Test

SPI Slave Test.

Dependencies:   mbed-rtos mbed

main.cpp@4:0051fa8b5475, 2016-10-07 (annotated)

Committer:
ryood
Date:
Fri Oct 07 09:03:07 2016 +0000
Revision:
4:0051fa8b5475
Parent:
3:938e95903872
Child:
5:ca0be3b8b8a6
UART print SPI recieved parameter

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ryood 3:938e95903872 1 /*
ryood 3:938e95903872 2 * SPI Slave Test for BaseMachine UI Controller
ryood 3:938e95903872 3 *
ryood 3:938e95903872 4 * 2016.10.02
ryood 3:938e95903872 5 *
ryood 3:938e95903872 6 */
ryood 3:938e95903872 7
ryood 0:4cc5b11f7d91 8 #include "mbed.h"
ryood 0:4cc5b11f7d91 9 #include "rtos.h"
ryood 0:4cc5b11f7d91 10 #include "SPISlave.h"
ryood 0:4cc5b11f7d91 11
ryood 4:0051fa8b5475 12 #define SPI_SPEED (3000000)
ryood 0:4cc5b11f7d91 13
ryood 0:4cc5b11f7d91 14 BusOut Leds(PA_10, PB_3, PB_5, PB_4, PB_10, PA_8);
ryood 2:46e25b11a043 15 //DigitalOut StepChangePin(PC_7);
ryood 2:46e25b11a043 16 DigitalOut StepChangePin(PB_1);
ryood 0:4cc5b11f7d91 17
ryood 2:46e25b11a043 18 //SPISlave SpiS(PA_7, PA_6, PA_5, PA_4); // mosi, miso, sclk, ssel
ryood 2:46e25b11a043 19 // SPI2
ryood 2:46e25b11a043 20 SPISlave SpiS(PB_15, PB_14, PB_13, PB_12); // mosi, miso, sclk, ssel
ryood 0:4cc5b11f7d91 21
ryood 1:ba17cd3b6ecf 22 unsigned int step = 0;
ryood 1:ba17cd3b6ecf 23
ryood 1:ba17cd3b6ecf 24 void stepUp(void const* arg)
ryood 1:ba17cd3b6ecf 25 {
ryood 1:ba17cd3b6ecf 26 step++;
ryood 1:ba17cd3b6ecf 27
ryood 4:0051fa8b5475 28
ryood 4:0051fa8b5475 29 // Masterにinterruptをかける。
ryood 1:ba17cd3b6ecf 30 StepChangePin.write(1);
ryood 1:ba17cd3b6ecf 31 StepChangePin.write(0);
ryood 1:ba17cd3b6ecf 32 }
ryood 1:ba17cd3b6ecf 33
ryood 0:4cc5b11f7d91 34 int main()
ryood 0:4cc5b11f7d91 35 {
ryood 0:4cc5b11f7d91 36 printf("\r\n\nNucleo rtos SPISlave Test..\r\n");
ryood 0:4cc5b11f7d91 37
ryood 1:ba17cd3b6ecf 38 // Setup LED
ryood 0:4cc5b11f7d91 39 for (int i = 0; i < 5; i++) {
ryood 0:4cc5b11f7d91 40 Leds.write(0x3f);
ryood 0:4cc5b11f7d91 41 Thread::wait(100);
ryood 0:4cc5b11f7d91 42 Leds.write(0x00);
ryood 0:4cc5b11f7d91 43 Thread::wait(100);
ryood 0:4cc5b11f7d91 44 }
ryood 0:4cc5b11f7d91 45
ryood 1:ba17cd3b6ecf 46 // Setup SPISlave
ryood 4:0051fa8b5475 47 SpiS.format(16, 0);
ryood 0:4cc5b11f7d91 48 SpiS.frequency(SPI_SPEED);
ryood 0:4cc5b11f7d91 49
ryood 1:ba17cd3b6ecf 50 // RtosTimer
ryood 1:ba17cd3b6ecf 51 RtosTimer stepTimer(stepUp, osTimerPeriodic, (void *)0);
ryood 4:0051fa8b5475 52 stepTimer.start(125);
ryood 1:ba17cd3b6ecf 53
ryood 0:4cc5b11f7d91 54 SpiS.reply(0);
ryood 0:4cc5b11f7d91 55 while(1) {
ryood 0:4cc5b11f7d91 56 if(SpiS.receive()) {
ryood 4:0051fa8b5475 57 SpiS.reply(step % 16);
ryood 0:4cc5b11f7d91 58 int v = SpiS.read(); // Read byte from master
ryood 0:4cc5b11f7d91 59 Leds.write(v);
ryood 4:0051fa8b5475 60 printf("%04x\r\n", v);
ryood 0:4cc5b11f7d91 61 }
ryood 0:4cc5b11f7d91 62 }
ryood 0:4cc5b11f7d91 63 }