diff options
Diffstat (limited to 'wirish/boards/maple_RET6.h')
| -rw-r--r-- | wirish/boards/maple_RET6.h | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/wirish/boards/maple_RET6.h b/wirish/boards/maple_RET6.h index e70edce..755f400 100644 --- a/wirish/boards/maple_RET6.h +++ b/wirish/boards/maple_RET6.h @@ -40,6 +40,9 @@ #ifndef _BOARDS_MAPLE_RET6_H_ #define _BOARDS_MAPLE_RET6_H_ +/* A few of these values will seem strange given that it's a + * high-density board. */ + #define CYCLES_PER_MICROSECOND 72 #define SYSTICK_RELOAD_VAL 71999 /* takes a cycle to reload */ @@ -55,7 +58,12 @@ #define BOARD_USART3_TX_PIN 29 #define BOARD_USART3_RX_PIN 30 -#define BOARD_NR_SPI 3 +/* Note: + * + * SPI3 is unusable due to pin 43 (PB4) and NRST tie-together :(, but + * leave the definitions so as not to clutter things up. This is only + * OK since RET6 Ed. is specifically advertised as a beta board. */ +#define BOARD_NR_SPI 2 #define BOARD_SPI1_NSS_PIN 10 #define BOARD_SPI1_MOSI_PIN 11 #define BOARD_SPI1_MISO_PIN 12 @@ -70,7 +78,9 @@ #define BOARD_SPI3_SCK_PIN 42 #define BOARD_NR_GPIO_PINS 44 -#define BOARD_NR_PWM_PINS 16 +/* Note: NOT 19. The missing one is D38 a.k.a. BOARD_BUTTON_PIN, which + * isn't broken out to a header and is thus unusable for PWM. */ +#define BOARD_NR_PWM_PINS 18 #define BOARD_NR_ADC_PINS 15 #define BOARD_NR_USED_PINS 7 |