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38 #include "drv_digital_out.h"
39 #include "drv_digital_in.h"
40 #include "drv_i2c_master.h"
52 #define NO2_MAP_MIKROBUS( cfg, mikrobus ) \
53 cfg.scl = MIKROBUS( mikrobus, MIKROBUS_SCL ); \
54 cfg.sda = MIKROBUS( mikrobus, MIKROBUS_SDA ); \
55 cfg.an = MIKROBUS( mikrobus, MIKROBUS_AN ); \
56 cfg.rst = MIKROBUS( mikrobus, MIKROBUS_RST )
63 #define NO2_RETVAL uint8_t
66 #define NO2_INIT_ERROR 0xFF
73 #define NO2_STATUS_REG 0x00
74 #define NO2_LOCK_REG 0x01
75 #define NO2_TIACN_REG 0x10
76 #define NO2_REFCN_REG 0x11
77 #define NO2_MODECN_REG 0x12
84 #define NO2_WRITE_MODE 0x00
85 #define NO2_READ_ONLY_MODE 0x01
92 #define NO2_EXT_TIA_RES 0x00
93 #define NO2_2750_OHM_TIA_RES 0x04
94 #define NO2_3500_OHM_TIA_RES 0x08
95 #define NO2_7K_OHM_TIA_RES 0x0C
96 #define NO2_14K_OHM_TIA_RES 0x10
97 #define NO2_35K_OHM_TIA_RES 0x14
98 #define NO2_120K_OHM_TIA_RES 0x18
99 #define NO2_350K_OHM_TIA_RES 0x1C
100 #define NO2_10_OHM_LOAD_RES 0x00
101 #define NO2_33_OHM_LOAD_RES 0x01
102 #define NO2_50_OHM_LOAD_RES 0x02
103 #define NO2_100_OHM_LOAD_RES 0x03
110 #define NO2_VREF_INT 0x00
111 #define NO2_VREF_EXT 0x80
112 #define NO2_20_PERCENTS_INT_ZERO 0x00
113 #define NO2_50_PERCENTS_INT_ZERO 0x20
114 #define NO2_67_PERCENTS_INT_ZERO 0x40
115 #define NO2_INT_ZERO_BYPASSED 0x60
116 #define NO2_BIAS_POL_NEGATIVE 0x00
117 #define NO2_BIAS_POL_POSITIVE 0x10
118 #define NO2_0_PERCENTS_BIAS 0x00
119 #define NO2_1_PERCENT_BIAS 0x01
120 #define NO2_2_PERCENTS_BIAS 0x02
121 #define NO2_4_PERCENTS_BIAS 0x03
122 #define NO2_6_PERCENTS_BIAS 0x04
123 #define NO2_8_PERCENTS_BIAS 0x05
124 #define NO2_10_PERCENTS_BIAS 0x06
125 #define NO2_12_PERCENTS_BIAS 0x07
126 #define NO2_14_PERCENTS_BIAS 0x08
127 #define NO2_16_PERCENTS_BIAS 0x09
128 #define NO2_18_PERCENTS_BIAS 0x0A
129 #define NO2_20_PERCENTS_BIAS 0x0B
130 #define NO2_22_PERCENTS_BIAS 0x0C
131 #define NO2_24_PERCENTS_BIAS 0x0D
138 #define NO2_FET_DIS 0x00
139 #define NO2_FET_EN 0x80
140 #define NO2_DEEP_SLEEP_MODE 0x00
141 #define NO2_2_LEAD_MODE 0x01
142 #define NO2_STANDBY_MODE 0x02
143 #define NO2_3_LEAD_MODE 0x03
144 #define NO2_TEMP_MODE_TIA_OFF 0x06
145 #define NO2_TEMP_MODE_TIA_ON 0x07
152 #define NO2_DEVICE_EN 0x00
153 #define NO2_DEVICE_DIS 0x01
160 #define ADC_DEVICE_ADDR 0x4D
uint8_t no2_read_byte(no2_t *ctx, uint8_t reg)
Function reads one byte from the register.
pin_name_t scl
Definition: no2.h:200
void no2_enable(no2_t *ctx, uint8_t state)
Device Enable function.
uint32_t i2c_speed
Definition: no2.h:210
void no2_generic_read(no2_t *ctx, uint8_t reg, uint8_t *data_buf, uint8_t len)
Generic read function.
void no2_default_cfg(no2_t *ctx)
Click Default Configuration function.
pin_name_t rst
Definition: no2.h:206
uint16_t no2_read_adc(no2_t *ctx)
Function for read ADC sensor data.
digital_out_t rst
Definition: no2.h:177
pin_name_t sda
Definition: no2.h:201
NO2_RETVAL no2_init(no2_t *ctx, no2_cfg_t *cfg)
Initialization function.
Click configuration structure definition.
Definition: no2.h:196
void no2_cfg_setup(no2_cfg_t *cfg)
Config Object Initialization function.
i2c_master_t i2c
Definition: no2.h:185
void no2_wait_ready(no2_t *ctx)
Function waits until I2C is ready for the next command.
uint8_t i2c_address
Definition: no2.h:211
#define NO2_RETVAL
Definition: no2.h:63
void no2_write_byte(no2_t *ctx, uint8_t reg, uint8_t dev_data)
Function writes one byte to the register.
uint8_t slave_address
Definition: no2.h:189
float no2_get_no_2_ppm(no2_t *ctx)
Get NO2 Data function.
Click ctx object definition.
Definition: no2.h:173
digital_in_t an
Definition: no2.h:181
pin_name_t an
Definition: no2.h:205
void no2_generic_write(no2_t *ctx, uint8_t reg, uint8_t *data_buf, uint8_t len)
Generic write function.