moo / Mbed 2 deprecated _1768_SPI_Test2

slave.receive()が動作しない

Dependencies:   mbed

main.cpp@0:8a5fd6497727, 2016-10-18 (annotated)

Committer:
moo
Date:
Tue Oct 18 20:18:10 2016 +0000
Revision:
0:8a5fd6497727
SPI_Test2

Who changed what in which revision?

UserRevisionLine numberNew contents of line
moo 0:8a5fd6497727 1 #include "mbed.h"
moo 0:8a5fd6497727 2
moo 0:8a5fd6497727 3 Serial pc(USBTX, USBRX);
moo 0:8a5fd6497727 4 SPI mst(p11, p12, p13);
moo 0:8a5fd6497727 5 DigitalOut cs(p14);
moo 0:8a5fd6497727 6 SPISlave slv(p5, p6, p7, p8);
moo 0:8a5fd6497727 7
moo 0:8a5fd6497727 8 int main() {
moo 0:8a5fd6497727 9 mst.frequency(19200);
moo 0:8a5fd6497727 10 mst.format(8,3);
moo 0:8a5fd6497727 11 slv.frequency(19200);
moo 0:8a5fd6497727 12 slv.format(8,3);
moo 0:8a5fd6497727 13 pc.printf("start\r\n");
moo 0:8a5fd6497727 14
moo 0:8a5fd6497727 15 cs = 0;
moo 0:8a5fd6497727 16 for (int i=0; i<0xff; ++i) {
moo 0:8a5fd6497727 17 mst.write(i);
moo 0:8a5fd6497727 18 // if (slv.receive()) { // これが1にならない
moo 0:8a5fd6497727 19 int v = slv.read();
moo 0:8a5fd6497727 20 pc.printf("%02x ",v);
moo 0:8a5fd6497727 21 // }
moo 0:8a5fd6497727 22 wait(0.1);
moo 0:8a5fd6497727 23 }
moo 0:8a5fd6497727 24 }