Joe Harrison / Mbed 2 deprecated pseudo_ftdi

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Dependencies:   C12832 mbed

main.cpp@1:f4f412b898f9, 2015-11-19 (annotated)

Committer:
joeharrison
Date:
Thu Nov 19 19:54:45 2015 +0000
Revision:
1:f4f412b898f9
Parent:
0:19219656fbf3 
Busy loop instead

Who changed what in which revision?

UserRevisionLine numberNew contents of line
joeharrison 0:19219656fbf3 1 #include "mbed.h"
joeharrison 0:19219656fbf3 2 #include "C12832.h"
joeharrison 0:19219656fbf3 3
joeharrison 0:19219656fbf3 4 //
joeharrison 0:19219656fbf3 5 // The Shed's "FTDI"
joeharrison 0:19219656fbf3 6 // 50 GBP of hardware to emulate 10 GBP of hardware because Joe likes to live wire
joeharrison 0:19219656fbf3 7 //
joeharrison 0:19219656fbf3 8 // SW2, SW3, FIRE will reset the XBee
joeharrison 0:19219656fbf3 9 //
joeharrison 0:19219656fbf3 10
joeharrison 0:19219656fbf3 11 // Serial Devices
joeharrison 0:19219656fbf3 12 Serial pc(USBTX, USBRX); // tx, rx
joeharrison 0:19219656fbf3 13 Serial dev(D1, D0); // tx, rx
joeharrison 0:19219656fbf3 14
joeharrison 0:19219656fbf3 15 // Interrupts for XBee reset
joeharrison 0:19219656fbf3 16 InterruptIn sw2_int(PTC6);
joeharrison 0:19219656fbf3 17 InterruptIn sw3_int(PTA4);
joeharrison 0:19219656fbf3 18 InterruptIn fire_int(D5);
joeharrison 0:19219656fbf3 19
joeharrison 0:19219656fbf3 20 // XBee reset pin
joeharrison 0:19219656fbf3 21 DigitalOut rst(D3);
joeharrison 0:19219656fbf3 22
joeharrison 0:19219656fbf3 23 // Print instructions on LCD
joeharrison 0:19219656fbf3 24 C12832 lcd(D11, D13, D12, D7, D10);
joeharrison 0:19219656fbf3 25
joeharrison 0:19219656fbf3 26 void reset_xbee() {
joeharrison 0:19219656fbf3 27 rst = 0;
joeharrison 0:19219656fbf3 28 wait(0.5);
joeharrison 0:19219656fbf3 29 rst = 1;
joeharrison 0:19219656fbf3 30 }
joeharrison 0:19219656fbf3 31
joeharrison 0:19219656fbf3 32 int main() {
joeharrison 0:19219656fbf3 33
joeharrison 0:19219656fbf3 34 // Bring the reset pin to high
joeharrison 0:19219656fbf3 35 rst = 1;
joeharrison 0:19219656fbf3 36
joeharrison 0:19219656fbf3 37 // Identify ourselves on the LCD
joeharrison 0:19219656fbf3 38 lcd.printf(" -- The Shed's \"FTDI\" -- \n");
joeharrison 0:19219656fbf3 39 lcd.printf("50GBP to emulate 5GBP\n");
joeharrison 0:19219656fbf3 40 lcd.printf("SW2/SW3/FIRE to RST XBee\n");
joeharrison 0:19219656fbf3 41
joeharrison 0:19219656fbf3 42
joeharrison 0:19219656fbf3 43 // Switch setup
joeharrison 0:19219656fbf3 44 sw2_int.mode(PullUp);
joeharrison 0:19219656fbf3 45 sw2_int.fall(&reset_xbee);
joeharrison 0:19219656fbf3 46
joeharrison 0:19219656fbf3 47 sw3_int.mode(PullUp);
joeharrison 0:19219656fbf3 48 sw3_int.fall(&reset_xbee);
joeharrison 0:19219656fbf3 49
joeharrison 0:19219656fbf3 50 fire_int.mode(PullUp);
joeharrison 0:19219656fbf3 51 fire_int.fall(&reset_xbee);
joeharrison 0:19219656fbf3 52
joeharrison 0:19219656fbf3 53 // PC serial
joeharrison 0:19219656fbf3 54 pc.baud(9600);
joeharrison 0:19219656fbf3 55
joeharrison 0:19219656fbf3 56 // Device serial
joeharrison 0:19219656fbf3 57 dev.baud(9600); // XBee
joeharrison 0:19219656fbf3 58
joeharrison 0:19219656fbf3 59 // Loop forever, allow for interrupts
joeharrison 0:19219656fbf3 60 while(1) {
joeharrison 1:f4f412b898f9 61 if (pc.readable()) {
joeharrison 1:f4f412b898f9 62 dev.putc(pc.getc());
joeharrison 1:f4f412b898f9 63 }
joeharrison 1:f4f412b898f9 64 if (dev.readable()) {
joeharrison 1:f4f412b898f9 65 pc.putc(dev.getc());
joeharrison 1:f4f412b898f9 66 }
joeharrison 0:19219656fbf3 67 }
joeharrison 0:19219656fbf3 68
joeharrison 0:19219656fbf3 69 }