75 	uint8_t rx_buf[1];  in read_status()  local
84 	rc = i2c_read_dt(&cfg->bus, rx_buf, sizeof(rx_buf));  in read_status()
91 	*status = rx_buf[0];  in read_status()
100 	uint8_t rx_buf[3];  in reset_register()  local
103 	rc = i2c_write_read_dt(&cfg->bus, tx_buf, sizeof(tx_buf), rx_buf, sizeof(rx_buf));  in reset_register()
111 	tx_buf[1] = rx_buf[1];  in reset_register()
112 	tx_buf[2] = rx_buf[2];  in reset_register()
175 	uint8_t rx_buf[DHT20_MEASUREMENT_BUFFER_LENGTH];  in dht20_read_sample()  local
179 	rc = i2c_read_dt(&cfg->bus, rx_buf, sizeof(rx_buf));  in dht20_read_sample()
185 	status = rx_buf[0];  in dht20_read_sample()
187 	*rh_sample = sys_get_be24(&rx_buf[1]) >> 4;  in dht20_read_sample()
189 	*t_sample = sys_get_be24(&rx_buf[3]) & 0x0FFFFF;  in dht20_read_sample()
193 	uint8_t crc = crc8(rx_buf, 6, DHT20_CRC_POLYNOM, 0xFF, false);  in dht20_read_sample()
195 	if (crc != rx_buf[6]) {  in dht20_read_sample()