#ifndef _AO_PINS_H_
#define _AO_PINS_H_
+/* 8MHz High speed external crystal */
+#define AO_HSE 8000000
+
+/* PLLVCO = 96MHz (so that USB will work*/
+#define AO_PLLMUL 12
+#define AO_RCC_CFGR_PLLMUL (STM_RCC_CFGR_PLLMUL_12)
+
+/* SYSCLK = 32MHz (no need to go faster than CPU) */
+#define AO_PLLDIV 3
+#define AO_RCC_CFGR_PLLDIV (STM_RCC_CFGR_PLLDIV_3)
+
+/* HCLK = 32MHz (CPU clock) */
+#define AO_AHB_PRESCALER 1
+#define AO_RCC_CFGR_HPRE_DIV STM_RCC_CFGR_HPRE_DIV_1
+
+/* Run APB1 at 16MHz (HCLK/2) */
+#define AO_APB1_PRESCALER 2
+#define AO_RCC_CFGR_PPRE1_DIV STM_RCC_CFGR_PPRE2_DIV_2
+
+/* Run APB2 at 16MHz (HCLK/2) */
+#define AO_APB2_PRESCALER 2
+#define AO_RCC_CFGR_PPRE2_DIV STM_RCC_CFGR_PPRE2_DIV_2
+
#define HAS_SERIAL_1 1
#define USE_SERIAL_1_STDIN 1
#define SERIAL_1_PB6_PB7 0
#define AO_ADC_SQ8 AO_ADC_V_PBATT
#define AO_ADC_SQ9 AO_ADC_TEMP
+/*
+ * Pressure sensor settings
+ */
+#define AO_MS5607_CS_GPIO stm_gpioc
+#define AO_MS5607_CS 4
+#define AO_MS5607_CS_MASK (1 << AO_MS5607_CS)
+#define AO_MS5607_SPI_INDEX (STM_SPI_INDEX(1))
+
+/*
+ * SPI Flash memory
+ */
+
+#define M25_MAX_CHIPS 1
+#define AO_M25_SPI_CS_PORT stm_gpiod
+#define AO_M25_SPI_CS_MASK (1 << 3)
+#define AO_M25_SPI_BUS STM_SPI_INDEX(2)
+
#endif /* _AO_PINS_H_ */