From 817611f5651d4e99e13f091baf098d8385c69cb8 Mon Sep 17 00:00:00 2001 From: marshmellow42 Date: Thu, 11 Jul 2019 14:31:51 -0400 Subject: [PATCH] update em4x05 timing (#846) See @mwalker33 issue #838 --- armsrc/lfops.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/armsrc/lfops.c b/armsrc/lfops.c index c9947d97..12f9de08 100644 --- a/armsrc/lfops.c +++ b/armsrc/lfops.c @@ -1907,7 +1907,7 @@ void SendForward(uint8_t fwd_bit_count) { FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);//field on WaitUS(18*8); //18 cycles on (8us each) - // now start writting + // now start writting - each bit should be 32*8 total length while(fwd_bit_sz-- > 0) { //prepare next bit modulation if(((*fwd_write_ptr++) & 1) == 1) WaitUS(32*8); //32 cycles at 125Khz (8us each) @@ -1916,7 +1916,7 @@ void SendForward(uint8_t fwd_bit_count) { FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off WaitUS(23*8); //23 cycles off (8us each) FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);//field on - WaitUS(18*8); //18 cycles on (8us each) + WaitUS((32-23)*8); //remaining cycles on (8us each) } } } -- 2.39.2