diff options
| author | (no author) <(no author)@6dc7ffe9-61d6-0310-9af1-9938baff3ed1> | 2006-08-03 10:38:45 +0000 |
|---|---|---|
| committer | (no author) <(no author)@6dc7ffe9-61d6-0310-9af1-9938baff3ed1> | 2006-08-03 10:38:45 +0000 |
| commit | 3866f9839a61f117f9def7926b50eac9a5888eef (patch) | |
| tree | 340c4484d7367cbf10244839cfe5355a366fffab | |
| parent | ada3d4fa86e6f178c8281f1cf7a5c55f8961accb (diff) | |
add support for conductance register change via serial port
git-svn-id: https://svn.openpcd.org:2342/trunk@72 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
| -rw-r--r-- | openpcd/firmware/src/main_reqa.c | 34 |
1 files changed, 33 insertions, 1 deletions
diff --git a/openpcd/firmware/src/main_reqa.c b/openpcd/firmware/src/main_reqa.c index e03fffa..f760f71 100644 --- a/openpcd/firmware/src/main_reqa.c +++ b/openpcd/firmware/src/main_reqa.c @@ -33,6 +33,22 @@ void _init_func(void) static volatile int mode = MODE_REQA; +static void reg_inc(u_int8_t reg) +{ + u_int8_t val; + rc632_reg_read(RAH, reg, &val); + rc632_reg_write(RAH, reg, val++); + DEBUGPCRF("reg 0x%02x = 0x%02x", reg, val); +} + +static void reg_dec(u_int8_t reg) +{ + u_int8_t val; + rc632_reg_read(RAH, reg, &val); + rc632_reg_write(RAH, reg, val--); + DEBUGPCRF("reg 0x%02x = 0x%02x", reg, val); +} + int _main_dbgu(char key) { switch (key) { @@ -45,6 +61,21 @@ int _main_dbgu(char key) case 'a': mode = MODE_ANTICOL; break; + /* Those below don't work as long as + * iso14443a_init() is called before + * every cycle */ + case 'y': + reg_inc(RC632_REG_CW_CONDUCTANCE); + break; + case 'x': + reg_dec(RC632_REG_CW_CONDUCTANCE); + break; + case 'c': + reg_inc(RC632_REG_MOD_CONDUCTANCE); + break; + case 'v': + reg_dec(RC632_REG_MOD_CONDUCTANCE); + break; default: return -EINVAL; } @@ -73,8 +104,9 @@ void _main_func(void) //rc632_reset(); rc632_turn_on_rf(); rc632_iso14443a_init(RAH); - for (i = 0; i < 0xfffff; i++) {} + for (i = 0; i < 0xfff; i++) {} //rc632_dump(); + switch (mode) { case MODE_REQA: status = rc632_iso14443a_transceive_sf(RAH, ISO14443A_SF_CMD_REQA, &atqa); |