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38 #include "drv_digital_out.h"
39 #include "drv_digital_in.h"
40 #include "drv_i2c_master.h"
53 #define CO2_MAP_MIKROBUS( cfg, mikrobus ) \
54 cfg.scl = MIKROBUS( mikrobus, MIKROBUS_SCL ); \
55 cfg.sda = MIKROBUS( mikrobus, MIKROBUS_SDA ); \
56 cfg.an = MIKROBUS( mikrobus, MIKROBUS_AN ); \
57 cfg.rst = MIKROBUS( mikrobus, MIKROBUS_RST );
64 #define CO2_RETVAL uint8_t
67 #define CO2_INIT_ERROR 0xFF
74 #define CO2_STATUS_REG 0x00
75 #define CO2_LOCK_REG 0x01
76 #define CO2_TIACN_REG 0x10
77 #define CO2_REFCN_REG 0x11
78 #define CO2_MODECN_REG 0x12
85 #define CO2_WRITE_MODE 0x00
86 #define CO2_READ_ONLY_MODE 0x01
93 #define CO2_EXT_TIA_RES 0x00
94 #define CO2_2750_OHM_TIA_RES 0x04
95 #define CO2_3500_OHM_TIA_RES 0x08
96 #define CO2_7K_OHM_TIA_RES 0x0C
97 #define CO2_14K_OHM_TIA_RES 0x10
98 #define CO2_35K_OHM_TIA_RES 0x14
99 #define CO2_120K_OHM_TIA_RES 0x18
100 #define CO2_350K_OHM_TIA_RES 0x1C
101 #define CO2_10_OHM_LOAD_RES 0x00
102 #define CO2_33_OHM_LOAD_RES 0x01
103 #define CO2_50_OHM_LOAD_RES 0x02
104 #define CO2_100_OHM_LOAD_RES 0x03
111 #define CO2_VREF_INT 0x00
112 #define CO2_VREF_EXT 0x80
113 #define CO2_20_PERCENTS_INT_ZERO 0x00
114 #define CO2_50_PERCENTS_INT_ZERO 0x20
115 #define CO2_67_PERCENTS_INT_ZERO 0x40
116 #define CO2_INT_ZERO_BYPASSED 0x60
117 #define CO2_BIAS_POL_NEGATIVE 0x00
118 #define CO2_BIAS_POL_POSITIVE 0x10
119 #define CO2_0_PERCENTS_BIAS 0x00
120 #define CO2_1_PERCENT_BIAS 0x01
121 #define CO2_2_PERCENTS_BIAS 0x02
122 #define CO2_4_PERCENTS_BIAS 0x03
123 #define CO2_6_PERCENTS_BIAS 0x04
124 #define CO2_8_PERCENTS_BIAS 0x05
125 #define CO2_10_PERCENTS_BIAS 0x06
126 #define CO2_12_PERCENTS_BIAS 0x07
127 #define CO2_14_PERCENTS_BIAS 0x08
128 #define CO2_16_PERCENTS_BIAS 0x09
129 #define CO2_18_PERCENTS_BIAS 0x0A
130 #define CO2_20_PERCENTS_BIAS 0x0B
131 #define CO2_22_PERCENTS_BIAS 0x0C
132 #define CO2_24_PERCENTS_BIAS 0x0D
139 #define CO2_FET_DIS 0x00
140 #define CO2_FET_EN 0x80
141 #define CO2_DEEP_SLEEP_MODE 0x00
142 #define CO2_2_LEAD_MODE 0x01
143 #define CO2_STANDBY_MODE 0x02
144 #define CO2_3_LEAD_MODE 0x03
145 #define CO2_TEMP_MODE_TIA_OFF 0x06
146 #define CO2_TEMP_MODE_TIA_ON 0x07
153 #define CO2_DEVICE_EN 0x00
154 #define CO2_DEVICE_DIS 0x01
161 #define ADC_DEVICE_ADDR 0x4D
#define CO2_RETVAL
Definition: co2.h:64
void co2_get_co2_ppm(co2_t *ctx, float *co2_data)
Get CO Data function.
digital_in_t an
Definition: co2.h:182
digital_out_t rst
Definition: co2.h:178
CO2_RETVAL co2_init(co2_t *ctx, co2_cfg_t *cfg)
Initialization function.
pin_name_t scl
Definition: co2.h:201
uint32_t i2c_speed
Definition: co2.h:211
pin_name_t rst
Definition: co2.h:207
pin_name_t sda
Definition: co2.h:202
void co2_read_adc(co2_t *ctx, uint16_t *data_out)
Read ADC Data function.
uint8_t i2c_address
Definition: co2.h:212
void co2_wait_i2c_ready(co2_t *ctx)
Generic read function.
uint8_t slave_address
Definition: co2.h:190
Click ctx object definition.
Definition: co2.h:174
i2c_master_t i2c
Definition: co2.h:186
void co2_cfg_setup(co2_cfg_t *cfg)
Config Object Initialization function.
pin_name_t an
Definition: co2.h:206
uint8_t co2_generic_read(co2_t *ctx, uint8_t reg, uint8_t *data_buf, uint8_t len)
Generic read function.
uint8_t co2_generic_write(co2_t *ctx, uint8_t reg, uint8_t *data_buf, uint8_t len)
Generic write function.
void co2_enable(co2_t *ctx, uint8_t state)
Device Enable function.
Click configuration structure definition.
Definition: co2.h:197