#ifndef REGISTERS_H #define REGISTERS_H /* SPI page number 0 => 0x00 to 0x7F */ /* SPI page number 1 => 0x80 to 0xFF */ #define REG_SPI_PAGE(v) ((v > 0x7F) ? 0 : 1) #define REG_SPI_PAGE_MAP(v) (v == 0 ? "LOW" : "HIGH") #define REG_STATUS 0x73 #define REG_RESET 0xE0 #define REG_ID 0xD0 #define REG_CONFIG 0x75 #define REG_CTRL_MEAS 0x74 #define REG_CTRL_HUM 0x72 #define REG_CTRL_GAS_1 0x71 #define REG_CTRL_GAS_0 0x70 #define REG_GAS_WAIT_9 0x6D #define REG_GAS_WAIT_8 0x6C #define REG_GAS_WAIT_7 0x6B #define REG_GAS_WAIT_6 0x6A #define REG_GAS_WAIT_5 0x69 #define REG_GAS_WAIT_4 0x68 #define REG_GAS_WAIT_3 0x67 #define REG_GAS_WAIT_2 0x66 #define REG_GAS_WAIT_1 0x65 #define REG_GAS_WAIT_0 0x64 #define REG_RES_HEAT_9 0x63 #define REG_RES_HEAT_8 0x62 #define REG_RES_HEAT_7 0x61 #define REG_RES_HEAT_6 0x60 #define REG_RES_HEAT_5 0x5F #define REG_RES_HEAT_4 0x5E #define REG_RES_HEAT_3 0x5D #define REG_RES_HEAT_2 0x5C #define REG_RES_HEAT_1 0x5B #define REG_RES_HEAT_0 0x5A #define REG_IDAC_HEAT_9 0x59 #define REG_IDAC_HEAT_8 0x58 #define REG_IDAC_HEAT_7 0x57 #define REG_IDAC_HEAT_6 0x56 #define REG_IDAC_HEAT_5 0x55 #define REG_IDAC_HEAT_4 0x54 #define REG_IDAC_HEAT_3 0x53 #define REG_IDAC_HEAT_2 0x52 #define REG_IDAC_HEAT_1 0x51 #define REG_IDAC_HEAT_0 0x50 #define REG_GAS_R_LSB 0x2B #define REG_GAS_R_MSB 0x2A #define REG_HUM_LSB 0x26 #define REG_HUM_MSB 0x25 #define REG_TEMP_XLSB 0x24 #define REG_TEMP_LSB 0x23 #define REG_TEMP_MSB 0x22 #define REG_PRESS_XLSB 0x21 #define REG_PRESS_LSB 0x20 #define REG_PRESS_MSB 0x1F #define REG_MEAS_STATUS 0x1D #endif