Simon Ford
/
Scratch
main.cpp
- Committer:
- simon
- Date:
- 2009-09-13
- Revision:
- 0:6b0258d76fac
File content as of revision 0:6b0258d76fac:
// Basic example to control scratch with mbed // Copyright (c) 2008-2009 sford // Released under the MIT License: http://mbed.org/license/mit #include "mbed.h" Serial pc(USBTX, USBRX); DigitalOut led1(LED1); // The scratch IO AnalogIn pin15(p15); AnalogIn pin16(p16); AnalogIn pin17(p17); AnalogIn pin18(p18); AnalogIn pin19(p19); AnalogIn pin20(p20); DigitalIn pin13(p13); DigitalIn pin14(p14); /* The format high byte (sent 1st) [ 1 | c3:0 | d9:7 ] low byte [ 0 | d6:0 ] */ void send(int channel, int data) { int high = 1 << 7 | (channel & 0xF) << 3 | ((data >> 7)& 0x7); int low = data & 0x7F; pc.putc(high); pc.putc(low); } int main() { pc.baud(38400); while(1) { pc.getc(); // wait for poll led1 = !led1; send(15, 4); // firmware send(0, pin20 * 1023.0); send(1, pin19 * 1023.0); send(2, pin18 * 1023.0); send(3, pin14 * 1023.0); send(4, pin17 * 1023.0); send(5, pin16 * 1023.0); send(6, pin13 * 1023.0); send(7, pin15 * 1023.0); } }