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implement firmware part of the protocol

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remove unnecessary files
This commit is contained in:
Pavol Rusnak 2011-04-13 05:43:57 +02:00
parent 4fb8173118
commit e809984eb2
5 changed files with 52 additions and 224 deletions
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80
firmware/src/edubrm.c
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@ -3,58 +3,64 @@
#include "ssp.h"
#include "adc.h"
#include "chars.h"
#include "pbjt.h"
void GetInReport (uint8_t src[], uint32_t length)
{
uint8_t i;
uint32_t volatile reg = LPC_USB->CmdCode;
if (reg & (5<<8)) return;
static int j = 0;
int i;
for (i = 0; i < USB_INSIZE; ++i) {
src[i] = 'A' + i + j;
for (i=0; i<4; ++i) {
uint32_t v = ADCRead(i);
src[i*2 ] = v & 0xff;
src[i*2+1] = (v>>8) & 0xff;
}
if (++j>32) j = 0;
// TODO: fix the following - replace IP[i] with real value if input pin (I)
// src[8] = IP[0] + (IP[1]<<1) + (IP[2]<<2) + (IP[3]<<3) + (IP[4]<<4) + (IP[5]<<5) + (IP[6]<<6) + (IP[7]<<7);
}
void SetOutReport (uint8_t dst[], uint32_t length)
{
uint32_t i;
uint8_t which, wavetype, chan, states;
uint16_t duty, mult;
uint32_t freq;
switch (dst[0]) {
case 0x00: // send chars to display
for (i = 1; dst[i] != 0; ++i) {
if (dst[i] >= 0x20 && dst[i] <= 0x7F)
SSPSend((uint8_t *)ASCII[dst[i]-0x20], 5);
SSPSend((uint8_t *)"\x00", 1);
case 'p':
which = dst[1];
duty = dst[2] + (dst[3]<<8);
// TODO: set PWM (which) to (duty)
break;
case 'd':
wavetype = dst[1];
freq = dst[2] + (dst[3]<<8) + (dst[4]<<16) + (dst[5]<<24);
// TODO: set DDS to (wavetype) of (freq) Hz
break;
case 'm':
which = dst[1];
chan = dst[2];
mult = dst[3] + (dst[4]<<8);
// TODO: set opamp (which) on channel (chan) with multiplicator (mult)
break;
case 's':
which = dst[1];
if (dst[2]) {
// TODO: set switch (which) to on
} else {
// TODO: set switch (which) to off
}
break;
case 0x01: // clear screen (white)
for (i = 0; i < 84*6; ++i) {
SSPSend((uint8_t *)"\x00", 1);
}
case 'S':
states = dst[1];
// TODO: set switches to states
break;
case 0x02: // clear screen (black)
for (i = 0; i < 84*6; ++i) {
SSPSend((uint8_t *)"\xFF", 1);
}
case 'o':
which = dst[1];
// TODO: set output pins to 0 where indicated by (which)
break;
case 'O':
which = dst[1];
// TODO: set output pins to 1 where indicated by (which)
break;
case 0x03:
switch (dst[1]) {
case 0: SSPSend(pbjt1, 504); break;
case 1: SSPSend(pbjt2, 504); break;
case 2: SSPSend(pbjt3, 504); break;
case 3: SSPSend(pbjt4, 504); break;
case 4: SSPSend(pbjt5, 504); break;
case 5: SSPSend(pbjt6, 504); break;
case 6: SSPSend(pbjt7, 504); break;
case 7: SSPSend(pbjt8, 504); break;
}
}
}