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-rw-r--r--src/lpc/ao_arch.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/src/lpc/ao_arch.h b/src/lpc/ao_arch.h
index 99c646f9..d9f72e1a 100644
--- a/src/lpc/ao_arch.h
+++ b/src/lpc/ao_arch.h
@@ -28,6 +28,8 @@
#define AO_LED_TYPE uint16_t
+#define AO_PORT_TYPE uint32_t
+
#ifndef AO_TICK_TYPE
#define AO_TICK_TYPE uint16_t
#define AO_TICK_SIGNED int16_t
@@ -123,4 +125,17 @@ ao_adc_init(void);
void
ao_serial_init(void);
+/* SPI definitions */
+
+#define AO_SPI_SPEED_12MHz 2
+#define AO_SPI_SPEED_6MHz 4
+#define AO_SPI_SPEED_4MHz 6
+#define AO_SPI_SPEED_2MHz 12
+#define AO_SPI_SPEED_1MHz 24
+#define AO_SPI_SPEED_500kHz 48
+#define AO_SPI_SPEED_250kHz 96
+#define AO_SPI_SPEED_125kHz 192
+
+#define AO_SPI_SPEED_FAST AO_SPI_SPEED_12MHz
+
#endif /* _AO_ARCH_H_ */