telegps-v2.0: slow down radio chip spi speed

diff --git a/src/telegps-v2.0/ao_pins.h b/src/telegps-v2.0/ao_pins.h
index c51f0afb61450e61e8712a5b3334d77526fc5722..85a05f2282f312580b7b06d87fa4d3ce3e4571f9 100644 (file)
--- a/src/telegps-v2.0/ao_pins.h
+++ b/src/telegps-v2.0/ao_pins.h
@@ -146,7 +146,7 @@ struct ao_adc {
 #define AO_CC1200_SPI_CS_PIN    5
 #define AO_CC1200_SPI_BUS       AO_SPI_1_PA5_PA6_PA7
 #define AO_CC1200_SPI           stm_spi1
-#define AO_CC1200_SPI_SPEED     AO_SPI_SPEED_FAST
+#define AO_CC1200_SPI_SPEED     AO_SPI_SPEED_6MHz
 
 #define AO_CC1200_INT_PORT              (&stm_gpioa)
 #define AO_CC1200_INT_PIN               4