// internal sending function. not a RAMFUNC.
bool intMfSniffSend() {
int pckSize = 0;
int pckLen = BigBuf_get_traceLen();
int pckNum = 0;
uint8_t *trace = BigBuf_get_addr();
FpgaDisableSscDma();
while (pckLen > 0) {
pckSize = MIN(USB_CMD_DATA_SIZE, pckLen);
LED_B_ON();
cmd_send(CMD_ACK, 1, BigBuf_get_traceLen(), pckSize, trace + BigBuf_get_traceLen() - pckLen, pckSize);
LED_B_OFF();
pckLen -= pckSize;
pckNum++;
}
LED_B_ON();
cmd_send(CMD_ACK,2,0,0,0,0);
LED_B_OFF();
clear_trace();
return TRUE;
}
// internal sending function. not a RAMFUNC.
bool intMfSniffSend() {
int pckSize = 0;
int pckLen = traceLen;
int pckNum = 0;
FpgaDisableSscDma();
while (pckLen > 0) {
pckSize = MIN(USB_CMD_DATA_SIZE, pckLen);
LED_B_ON();
cmd_send(CMD_ACK, 1, pckSize, pckNum, trace + traceLen - pckLen, pckSize);
LED_B_OFF();
pckLen -= pckSize;
pckNum++;
}
LED_B_ON();
cmd_send(CMD_ACK,2,0,0,0,0);
LED_B_OFF();
iso14a_clear_trace();
return TRUE;
}
bool MfSniffEnd(void){
LED_B_ON();
cmd_send(CMD_ACK,0,0,0,0,0);
LED_B_OFF();
return FALSE;
}
// LEDs: R(C) O(A) G(B) -- R(D) [1, 2, 4 and 8]
void LED(int led, int ms)
{
if (led & LED_RED)
LED_C_ON();
if (led & LED_ORANGE)
LED_A_ON();
if (led & LED_GREEN)
LED_B_ON();
if (led & LED_RED2)
LED_D_ON();
if (!ms)
return;
SpinDelay(ms);
if (led & LED_RED)
LED_C_OFF();
if (led & LED_ORANGE)
LED_A_OFF();
if (led & LED_GREEN)
LED_B_OFF();
if (led & LED_RED2)
LED_D_OFF();
}
void TIM2_IRQHandler (void)
{
TIM2->SR &= ~(0x01);
bufferE[i%4096]= read_ADC();
switch(etat)
{
case 0 : DAC->DHR12R1= bufferE[i%4096];
LED_B_ON(1);
LED_B_OFF(2);
LED_B_OFF(10);
LED_B_OFF(11);
break;
case 1 : DAC->DHR12R1= bufferE[i%4096] + bufferE[(i-1200)%4096] ; // Double
LED_B_ON(2);
LED_B_OFF(1);
LED_B_OFF(10);
LED_B_OFF(11);
break;
case 2 : DAC->DHR12R1= bufferE[i%4096]+0.7*bufferS[(i-2400)%4096]; // Echo
bufferS[i%4096]=DAC->DOR1;
LED_B_ON(10);
LED_B_OFF(2);
LED_B_OFF(1);
LED_B_OFF(11);
break;
case 3 :
float tmp=0;
for(int j=0;j<5;j++)
{
tmp+= (float)bufferE[(i)%4096]*coeffsFIR[(j)%4096]; // FIR 10khz
}
DAC->DHR12R1=tmp;
LED_B_ON(11);
LED_B_OFF(2);
LED_B_OFF(10);
LED_B_OFF(1);
TIM2->SR &= ~(0x01);
break;
}
i++;
}
void MifareDesfireGetInformation(){
int len = 0;
uint8_t resp[USB_CMD_DATA_SIZE] = {0x00};
uint8_t dataout[USB_CMD_DATA_SIZE] = {0x00};
byte_t cardbuf[USB_CMD_DATA_SIZE] = {0x00};
/*
1 = PCB 1
2 = cid 2
3 = desfire command 3
4-5 = crc 4 key
5-6 crc
PCB == 0x0A because sending CID byte.
CID == 0x00 first card?
*/
clear_trace();
set_tracing(TRUE);
iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);
// card select - information
iso14a_card_select_t *card = (iso14a_card_select_t*)cardbuf;
byte_t isOK = iso14443a_select_card(NULL, card, NULL, true, 0);
if ( isOK == 0) {
if (MF_DBGLEVEL >= MF_DBG_ERROR) {
Dbprintf("Can't select card");
}
OnError(1);
return;
}
memcpy(dataout,card->uid,7);
LED_A_ON();
LED_B_OFF();
LED_C_OFF();
uint8_t cmd[] = {GET_VERSION};
size_t cmd_len = sizeof(cmd);
len = DesfireAPDU(cmd, cmd_len, resp);
if ( !len ) {
print_result("ERROR <--: ", resp, len);
OnError(2);
return;
}
LED_A_OFF();
LED_B_ON();
memcpy(dataout+7,resp+3,7);
// ADDITION_FRAME 1
cmd[0] = ADDITIONAL_FRAME;
len = DesfireAPDU(cmd, cmd_len, resp);
if ( !len ) {
print_result("ERROR <--: ", resp, len);
OnError(2);
return;
}
LED_B_OFF();
LED_C_ON();
memcpy(dataout+7+7,resp+3,7);
// ADDITION_FRAME 2
len = DesfireAPDU(cmd, cmd_len, resp);
if ( !len ) {
print_result("ERROR <--: ", resp, len);
OnError(2);
return;
}
memcpy(dataout+7+7+7,resp+3,14);
cmd_send(CMD_ACK,1,0,0,dataout,sizeof(dataout));
// reset the pcb_blocknum,
pcb_blocknum = 0;
OnSuccess();
}
/***************************************************
* Function: void timer0_isr(void)
*
* OverView: If low interrupt actived, called this function.
* Control LED
*
* Note: reference BootLoader.h
***************************************************/
void timer0_isr(void)
{
if(INTCONbits.TMR0IF)
{
INTCONbits.TMR0IF = 0;
TMR0L = tmr0l_temp;
if(!wg_ledCtrl)
{
if(wg_ledPwmDuty <= 0)
{
TMR0L = wg_ledPwmDuty;
LED_WG_OFF();
}
else if(TMR0L == wg_ledPwmDuty)
{
TMR0L = 255 - wg_ledPwmDuty;
LED_WG_ON();
}
else
{
TMR0L = wg_ledPwmDuty;
LED_WG_OFF();
}
}
else if(!r_ledCtrl)
{
if(r_ledPwmDuty <= 0)
{
TMR0L = r_ledPwmDuty;
LED_R_OFF();
}
else if(TMR0L == r_ledPwmDuty)
{
TMR0L = 255 - r_ledPwmDuty;
LED_R_ON();
}
else
{
TMR0L = r_ledPwmDuty;
LED_R_OFF();
}
}
else if(!g_ledCtrl)
{
if(g_ledPwmDuty <= 0)
{
TMR0L = g_ledPwmDuty;
LED_G_OFF();
}
else if(TMR0L == g_ledPwmDuty)
{
TMR0L = 255 - g_ledPwmDuty;
LED_G_ON();
}
else
{
TMR0L = g_ledPwmDuty;
LED_G_OFF();
}
}
else if(!b_ledCtrl)
{
if(b_ledPwmDuty <= 0)
{
TMR0L = b_ledPwmDuty;
LED_B_OFF();
}
else if(TMR0L == b_ledPwmDuty)
{
TMR0L = 255 - b_ledPwmDuty;
LED_B_ON();
}
else
{
TMR0L = b_ledPwmDuty;
LED_B_OFF();
}
}
else
{
TMR0L = tmr0l_temp;
LED_WG_OFF();
LED_R_OFF();
LED_G_OFF();
LED_B_OFF();
}
tmr0l_temp = TMR0L;
}
}
