From 8d885616e2e522b8aea5e7d5398f16d330a0cffa Mon Sep 17 00:00:00 2001 From: Keith Packard Date: Sun, 13 Jan 2013 20:48:47 -0800 Subject: altos: Set STM GPIO output speed for SPI pins correctly The GPIO pin settings affect the output impedence, and hence the maximum speed for SPI. Cranking these to suitable values allows SPI to run at full speed. Signed-off-by: Keith Packard --- src/telescience-v0.2/ao_pins.h | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'src/telescience-v0.2') diff --git a/src/telescience-v0.2/ao_pins.h b/src/telescience-v0.2/ao_pins.h index cb86fcb6..7b974506 100644 --- a/src/telescience-v0.2/ao_pins.h +++ b/src/telescience-v0.2/ao_pins.h @@ -67,14 +67,17 @@ #define HAS_TELEMETRY 0 #define PACKET_HAS_SLAVE 0 -#define HAS_SPI_1 1 -#define SPI_1_PA5_PA6_PA7 1 +#define HAS_SPI_1 0 +#define HAS_SPI_SLAVE_1 1 +#define SPI_1_PA5_PA6_PA7 1 #define SPI_1_PB3_PB4_PB5 0 #define SPI_1_PE13_PE14_PE15 0 +#define SPI_1_OSPEEDR STM_OSPEEDR_10MHz #define HAS_SPI_2 1 #define SPI_2_PB13_PB14_PB15 1 #define SPI_2_PD1_PD3_PD4 0 +#define SPI_2_OSPEEDR STM_OSPEEDR_10MHz #define SPI_2_PORT (&stm_gpiob) #define SPI_2_SCK_PIN 13 -- cgit v1.2.3