diff options
Diffstat (limited to 'openpicc/application/da.c')
| -rw-r--r-- | openpicc/application/da.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/openpicc/application/da.c b/openpicc/application/da.c index 64cee5b..e645053 100644 --- a/openpicc/application/da.c +++ b/openpicc/application/da.c @@ -26,6 +26,7 @@ #include <lib_AT91SAM7.h> static const AT91PS_SPI spi = AT91C_BASE_SPI; +static u_int8_t last_value; void da_comp_carr(u_int8_t position) { @@ -43,6 +44,12 @@ void da_comp_carr(u_int8_t position) while (!(spi->SPI_SR & AT91C_SPI_TDRE)) { } for (i = 0; i < 0xff; i++) { } AT91F_PIO_SetOutput(AT91C_BASE_PIOA, OPENPICC_PIO_SS2_DT_THRESH); + last_value = position; +} + +u_int8_t da_get_value(void) +{ + return last_value; } void da_init(void) |