diff options
Diffstat (limited to 'openpcd/firmware/src/picc/tc_fdt.c')
| -rw-r--r-- | openpcd/firmware/src/picc/tc_fdt.c | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/openpcd/firmware/src/picc/tc_fdt.c b/openpcd/firmware/src/picc/tc_fdt.c index cc7729a..37194ad 100644 --- a/openpcd/firmware/src/picc/tc_fdt.c +++ b/openpcd/firmware/src/picc/tc_fdt.c @@ -1,13 +1,9 @@ /* OpenPC TC (Timer / Clock) support code * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de> * - * This idea of this code is to feed the 13.56MHz carrier clock of RC632 - * into TCLK1, which is routed to XC1. Then configure TC0 to divide this - * clock by a configurable divider. - * * PICC Simulator Side: * In order to support responding to synchronous frames (REQA/WUPA/ANTICOL), - * we need a second Timer/Counter (TC1). This unit is reset by an external + * we need a second Timer/Counter (TC2). This unit is reset by an external * event (rising edge of modulation pause PCD->PICC) connected to TIOB2, and * counts up to a configurable number of carrier clock cycles (RA). Once the * RA value is reached, TIOA2 will see a rising edge. This rising edge will |