From ec28fcd9f905358759eea98161f451567135d17e Mon Sep 17 00:00:00 2001 From: jaseg Date: Sun, 27 Aug 2023 22:31:09 +0200 Subject: new driver blinkenlights --- driver_fw/ina226.h | 86 ------------------------------------------------------ 1 file changed, 86 deletions(-) delete mode 100644 driver_fw/ina226.h (limited to 'driver_fw/ina226.h') diff --git a/driver_fw/ina226.h b/driver_fw/ina226.h deleted file mode 100644 index 5314454..0000000 --- a/driver_fw/ina226.h +++ /dev/null @@ -1,86 +0,0 @@ -#ifndef __INA226_H__ -#define __INA226_H__ - -#include - -#define INA226_I2C_PERIPH I2C1 -#define INA226_I2C_ADDR 0x80 - -#define INA226_I_LSB_uA 2000 -#define INA226_VB_LSB_uV 1250 -#define INA226_VS_LSB_nV 2500 -#define INA226_RSHUNT_uOhm 2000 -/* FIXME validate this */ -#define INA226_CAL (5120000 / INA226_I_LSB_uA * 1000 / INA226_RSHUNT_uOhm) - -enum ina226_reg { - INA226_REG_CONFIG = 0x00, - INA226_REG_VS = 0x01, - INA226_REG_VB = 0x02, - INA226_REG_P = 0x03, - INA226_REG_I = 0x04, - INA226_REG_CAL = 0x05, - INA226_REG_MASK_EN = 0x06, - INA226_REG_ALERT = 0x07, - INA226_REG_MFGID = 0xfe, - INA226_REG_DIEID = 0xff -}; - -enum ina226_config { - INA226_CONFIG_RST = 1<<15, - - INA226_CONFIG_AVG_Pos = 9, - INA226_CONFIG_AVG_Msk = 3<<9, - INA226_CONFIG_AVG_1 = 0<<9, - INA226_CONFIG_AVG_4 = 1<<9, - INA226_CONFIG_AVG_16 = 2<<9, - INA226_CONFIG_AVG_64 = 3<<9, - INA226_CONFIG_AVG_128 = 4<<9, - INA226_CONFIG_AVG_256 = 5<<9, - INA226_CONFIG_AVG_512 = 6<<9, - INA226_CONFIG_AVG_1024 = 7<<9, - - INA226_CONFIG_VBUSCT_Pos = 6, - INA226_CONFIG_VBUSCT_Msk = 7<<6, - INA226_CONFIG_VBUSCT_140u = 0<<6, - INA226_CONFIG_VBUSCT_204u = 1<<6, - INA226_CONFIG_VBUSCT_332u = 2<<6, - INA226_CONFIG_VBUSCT_588u = 3<<6, - INA226_CONFIG_VBUSCT_1m1 = 4<<6, - INA226_CONFIG_VBUSCT_2m116 = 5<<6, - INA226_CONFIG_VBUSCT_4m156 = 6<<6, - INA226_CONFIG_VBUSCT_8m244 = 7<<6, - - INA226_CONFIG_VSHCT_Pos = 3, - INA226_CONFIG_VSHCT_Msk = 7<<3, - INA226_CONFIG_VSHCT_140u = 0<<3, - INA226_CONFIG_VSHCT_204u = 1<<3, - INA226_CONFIG_VSHCT_332u = 2<<3, - INA226_CONFIG_VSHCT_588u = 3<<3, - INA226_CONFIG_VSHCT_1m1 = 4<<3, - INA226_CONFIG_VSHCT_2m116 = 5<<3, - INA226_CONFIG_VSHCT_4m156 = 6<<3, - INA226_CONFIG_VSHCT_8m244 = 7<<3, - - INA226_CONFIG_MODE_Pos = 0, - INA226_CONFIG_MODE_Msk = 7, - INA226_CONFIG_MODE_POWERDOWN = 0, - - INA226_CONFIG_MODE_SHUNT = 1, - - INA226_CONFIG_MODE_BUS = 2, - - INA226_CONFIG_MODE_TRIG = 0, - INA226_CONFIG_MODE_CONT = 4 -}; - -void ina226_init(void); -void ina226_write_reg(uint8_t reg, uint16_t val); -uint16_t ina226_read_reg(uint8_t reg); - -static inline int16_t ina226_read_i(void) { return (int16_t)ina226_read_reg(INA226_REG_I); } -static inline int16_t ina226_read_v(void) { return (int16_t)ina226_read_reg(INA226_REG_VB); } -static inline uint16_t ina226_read_p(void) { return ina226_read_reg(INA226_REG_P); } -static inline int16_t ina226_read_vs(void) { return (int16_t)ina226_read_reg(INA226_REG_VS); } - -#endif /* __INA226_H__ */ -- cgit