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@marshmellows last LF changes.

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- wipe a t55x7 tag
- stable demods
-
This commit is contained in:
iceman1001 2015-11-20 16:56:43 +01:00
commit 6426f6ba86
9 changed files with 411 additions and 284 deletions
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13
armsrc/lfops.c
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@ -1065,7 +1065,7 @@ void CmdIOdemodFSK(int findone, int *high, int *low, int ledcontrol)
#define WRITE_GAP 20*8 // was 160 // SPEC: 1*8 to 20*8 - typ 10*8 (or 10fc)
#define WRITE_0 16*8 // was 144 // SPEC: 16*8 to 32*8 - typ 24*8 (or 24fc)
#define WRITE_1 50*8 // was 400 // SPEC: 48*8 to 64*8 - typ 56*8 (or 56fc) 432 for T55x7; 448 for E5550
#define READ_GAP 52*8
#define READ_GAP 15*8
// VALUES TAKEN FROM EM4x function: SendForward
// START_GAP = 440; (55*8) cycles at 125Khz (8us = 1cycle)
@ -1183,7 +1183,7 @@ void T55xxWriteBlock(uint32_t Data, uint8_t Block, uint32_t Pwd, uint8_t arg) {
cmd_send(CMD_ACK,0,0,0,0,0);
}
// Read one card block in page 0
// Read one card block in page [page]
void T55xxReadBlock(uint16_t arg0, uint8_t Block, uint32_t Pwd) {
LED_A_ON();
bool PwdMode = arg0 & 0x1;
@ -1463,6 +1463,15 @@ uint8_t * fwd_write_ptr; //forwardlink bit pointer
// prepares command bits
// see EM4469 spec
//====================================================================
//--------------------------------------------------------------------
// VALUES TAKEN FROM EM4x function: SendForward
// START_GAP = 440; (55*8) cycles at 125Khz (8us = 1cycle)
// WRITE_GAP = 128; (16*8)
// WRITE_1 = 256 32*8; (32*8)
// These timings work for 4469/4269/4305 (with the 55*8 above)
// WRITE_0 = 23*8 , 9*8 SpinDelayUs(23*8);
uint8_t Prepare_Cmd( uint8_t cmd ) {
*forward_ptr++ = 0; //start bit