Arslan Test
Dependencies: AMS_ENS210_temp_humid_sensor
AMS_CCS811.h@4:a6b8881eae87, 2017-01-19 (annotated)
- Committer:
- UHSLMarcus
- Date:
- Thu Jan 19 14:27:44 2017 +0000
- Revision:
- 4:a6b8881eae87
- Parent:
- 2:e394671ef5f6
- Child:
- 5:41e97348e9e7
starting tests on simple implimentations
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
UHSLMarcus | 0:5edbf3550350 | 1 | /** |
UHSLMarcus | 0:5edbf3550350 | 2 | * @author Marcus Lee |
UHSLMarcus | 0:5edbf3550350 | 3 | * |
UHSLMarcus | 0:5edbf3550350 | 4 | * @section DESCRIPTION |
UHSLMarcus | 0:5edbf3550350 | 5 | * A library for the AMS CCS811 digital gas sensor. |
UHSLMarcus | 0:5edbf3550350 | 6 | * |
UHSLMarcus | 0:5edbf3550350 | 7 | */ |
UHSLMarcus | 0:5edbf3550350 | 8 | #ifndef AMS_CCS811_H |
UHSLMarcus | 0:5edbf3550350 | 9 | #define AMS_CCS811_H |
UHSLMarcus | 0:5edbf3550350 | 10 | |
UHSLMarcus | 0:5edbf3550350 | 11 | #include "mbed.h" |
UHSLMarcus | 0:5edbf3550350 | 12 | |
UHSLMarcus | 0:5edbf3550350 | 13 | /* Library defaults */ |
UHSLMarcus | 1:acfca1d3256d | 14 | #define CONFIG_OP_MODE TEN_SECOND // Every 10 seconds |
UHSLMarcus | 0:5edbf3550350 | 15 | #define CONFIG_INTR 0 // Interupt off |
UHSLMarcus | 1:acfca1d3256d | 16 | #define CONFIG_ADDR_DIR 0 // ADDR n_wake_pin pulled low |
UHSLMarcus | 2:e394671ef5f6 | 17 | #define CONFIG_ENS210_POLL 3000 // ENS210 is polled every 3 seconds |
UHSLMarcus | 0:5edbf3550350 | 18 | |
UHSLMarcus | 0:5edbf3550350 | 19 | /* Library Constants */ |
UHSLMarcus | 0:5edbf3550350 | 20 | #define SLAVE_ADDR_RAW_H 0x5B |
UHSLMarcus | 0:5edbf3550350 | 21 | #define SLAVE_ADDR_RAW_L 0x5A |
UHSLMarcus | 0:5edbf3550350 | 22 | #define SLAVE_ADDR_RAW slave_addr |
UHSLMarcus | 0:5edbf3550350 | 23 | #define SLAVE_ADDR SLAVE_ADDR_RAW << 1 // 0x86 |
UHSLMarcus | 0:5edbf3550350 | 24 | #define SLAVE_ADDR_W SLAVE_ADDR |
UHSLMarcus | 0:5edbf3550350 | 25 | #define SLAVE_ADDR_R SLAVE_ADDR | 1 // 0x87 |
UHSLMarcus | 0:5edbf3550350 | 26 | |
UHSLMarcus | 0:5edbf3550350 | 27 | #define SYS_MODE 0x01 |
UHSLMarcus | 0:5edbf3550350 | 28 | #define SYS_STATUS 0x00 |
UHSLMarcus | 0:5edbf3550350 | 29 | |
UHSLMarcus | 0:5edbf3550350 | 30 | #define ALG_DATA 0x02 |
UHSLMarcus | 0:5edbf3550350 | 31 | #define ENV_DATA 0x05 |
UHSLMarcus | 0:5edbf3550350 | 32 | #define ERROR_ID 0xE0 |
UHSLMarcus | 0:5edbf3550350 | 33 | |
UHSLMarcus | 0:5edbf3550350 | 34 | /** The AMS CCS811 class |
UHSLMarcus | 0:5edbf3550350 | 35 | */ |
UHSLMarcus | 0:5edbf3550350 | 36 | class AMS_CCS811 |
UHSLMarcus | 0:5edbf3550350 | 37 | { |
UHSLMarcus | 0:5edbf3550350 | 38 | public: |
UHSLMarcus | 0:5edbf3550350 | 39 | /** Sensor operation modes. |
UHSLMarcus | 0:5edbf3550350 | 40 | * |
UHSLMarcus | 0:5edbf3550350 | 41 | */ |
UHSLMarcus | 0:5edbf3550350 | 42 | enum OP_MODES { |
UHSLMarcus | 0:5edbf3550350 | 43 | IDLE, /**< Measurements disabled */ |
UHSLMarcus | 0:5edbf3550350 | 44 | SECOND, /**< Measurement every second */ |
UHSLMarcus | 0:5edbf3550350 | 45 | TEN_SECOND, /**< Measurement every 10 seconds */ |
UHSLMarcus | 0:5edbf3550350 | 46 | SIXTY_SECOND, /**< Measurement every 60 seconds */ |
UHSLMarcus | 2:e394671ef5f6 | 47 | CONSTANT, /**< Measurement every 250ms - Only raw data available */ |
UHSLMarcus | 2:e394671ef5f6 | 48 | INVALID /**< Invalid bit configuration */ |
UHSLMarcus | 0:5edbf3550350 | 49 | }; |
UHSLMarcus | 0:5edbf3550350 | 50 | |
UHSLMarcus | 0:5edbf3550350 | 51 | /** Data collection status. |
UHSLMarcus | 0:5edbf3550350 | 52 | * |
UHSLMarcus | 0:5edbf3550350 | 53 | */ |
UHSLMarcus | 0:5edbf3550350 | 54 | enum DATA_STATUS { |
UHSLMarcus | 0:5edbf3550350 | 55 | DATA_NOT_READY, /**< No new data */ |
UHSLMarcus | 0:5edbf3550350 | 56 | DATA_READY, /**< New data */ |
UHSLMarcus | 0:5edbf3550350 | 57 | ERROR, /**< Error occurred */ |
UHSLMarcus | 0:5edbf3550350 | 58 | }; |
UHSLMarcus | 0:5edbf3550350 | 59 | |
UHSLMarcus | 0:5edbf3550350 | 60 | /** Create an AMS_CCS811 instance |
UHSLMarcus | 0:5edbf3550350 | 61 | * |
UHSLMarcus | 0:5edbf3550350 | 62 | * @param i2c The I2C interface to use for communication |
UHSLMarcus | 0:5edbf3550350 | 63 | * @param n_wake_pin Pin nWAKE is attached to |
UHSLMarcus | 0:5edbf3550350 | 64 | */ |
UHSLMarcus | 0:5edbf3550350 | 65 | AMS_CCS811(I2C * i2c, PinName n_wake_pin); |
UHSLMarcus | 0:5edbf3550350 | 66 | |
UHSLMarcus | 0:5edbf3550350 | 67 | /** Create an AMS_CCS811 instance |
UHSLMarcus | 0:5edbf3550350 | 68 | * |
UHSLMarcus | 0:5edbf3550350 | 69 | * @param i2c The I2C interface to use for communication |
UHSLMarcus | 0:5edbf3550350 | 70 | * @param n_wake_pin Pin nWAKE is attached to |
UHSLMarcus | 0:5edbf3550350 | 71 | * @param ens210_i2c The I2C interface for an attached AMS_ENS210 |
UHSLMarcus | 0:5edbf3550350 | 72 | */ |
UHSLMarcus | 0:5edbf3550350 | 73 | AMS_CCS811(I2C * i2c, PinName n_wake_pin, I2C * ens210_i2c); |
UHSLMarcus | 0:5edbf3550350 | 74 | |
UHSLMarcus | 0:5edbf3550350 | 75 | /** Destroy the AMS_CCS811 instance |
UHSLMarcus | 0:5edbf3550350 | 76 | */ |
UHSLMarcus | 0:5edbf3550350 | 77 | ~AMS_CCS811(); |
UHSLMarcus | 0:5edbf3550350 | 78 | |
UHSLMarcus | 0:5edbf3550350 | 79 | /** Initalise the sensor |
UHSLMarcus | 0:5edbf3550350 | 80 | * |
UHSLMarcus | 0:5edbf3550350 | 81 | * @return Intalisation success |
UHSLMarcus | 0:5edbf3550350 | 82 | */ |
UHSLMarcus | 0:5edbf3550350 | 83 | bool init(); |
UHSLMarcus | 4:a6b8881eae87 | 84 | |
UHSLMarcus | 4:a6b8881eae87 | 85 | /** Set the I2C interface |
UHSLMarcus | 4:a6b8881eae87 | 86 | * |
UHSLMarcus | 4:a6b8881eae87 | 87 | * @param i2c The I2C interface to use for communication |
UHSLMarcus | 4:a6b8881eae87 | 88 | * |
UHSLMarcus | 4:a6b8881eae87 | 89 | * @return Write success |
UHSLMarcus | 4:a6b8881eae87 | 90 | */ |
UHSLMarcus | 4:a6b8881eae87 | 91 | void i2c_interface(I2C * i2c); |
UHSLMarcus | 4:a6b8881eae87 | 92 | |
UHSLMarcus | 4:a6b8881eae87 | 93 | /** Set the ENS210 I2C interface |
UHSLMarcus | 4:a6b8881eae87 | 94 | * |
UHSLMarcus | 4:a6b8881eae87 | 95 | * @param i2c The I2C interface for an attached AMS_ENS210 |
UHSLMarcus | 4:a6b8881eae87 | 96 | * |
UHSLMarcus | 4:a6b8881eae87 | 97 | * @return Write success |
UHSLMarcus | 4:a6b8881eae87 | 98 | */ |
UHSLMarcus | 4:a6b8881eae87 | 99 | void ens210_i2c_interface(I2C * i2c); |
UHSLMarcus | 4:a6b8881eae87 | 100 | |
UHSLMarcus | 4:a6b8881eae87 | 101 | /** Set whether the attached AMS_ENS210 is enabled. |
UHSLMarcus | 4:a6b8881eae87 | 102 | * If an I2C interface is not set for the ENS210, calling this method will have no effect. |
UHSLMarcus | 4:a6b8881eae87 | 103 | * |
UHSLMarcus | 4:a6b8881eae87 | 104 | * @param enabled True for enabled, false for disabled |
UHSLMarcus | 4:a6b8881eae87 | 105 | * |
UHSLMarcus | 4:a6b8881eae87 | 106 | * @return enabled True for enabled, false for disabled |
UHSLMarcus | 4:a6b8881eae87 | 107 | */ |
UHSLMarcus | 4:a6b8881eae87 | 108 | bool enable_ens210(bool enable); |
UHSLMarcus | 4:a6b8881eae87 | 109 | |
UHSLMarcus | 4:a6b8881eae87 | 110 | /** Get whether the attached AMS_ENS210 is enabled. |
UHSLMarcus | 4:a6b8881eae87 | 111 | * |
UHSLMarcus | 4:a6b8881eae87 | 112 | * @return enabled True for enabled, false for disabled |
UHSLMarcus | 4:a6b8881eae87 | 113 | * |
UHSLMarcus | 4:a6b8881eae87 | 114 | */ |
UHSLMarcus | 4:a6b8881eae87 | 115 | bool ens210_is_enabled(); |
UHSLMarcus | 4:a6b8881eae87 | 116 | |
UHSLMarcus | 4:a6b8881eae87 | 117 | /** Set the AMS_ENS210 poll interval |
UHSLMarcus | 4:a6b8881eae87 | 118 | * |
UHSLMarcus | 4:a6b8881eae87 | 119 | * @param poll_ms Poll interval in ms |
UHSLMarcus | 4:a6b8881eae87 | 120 | * |
UHSLMarcus | 4:a6b8881eae87 | 121 | */ |
UHSLMarcus | 4:a6b8881eae87 | 122 | void ens210_poll_interval(int poll_ms); |
UHSLMarcus | 4:a6b8881eae87 | 123 | |
UHSLMarcus | 4:a6b8881eae87 | 124 | /** Get the AMS_ENS210 poll interval |
UHSLMarcus | 4:a6b8881eae87 | 125 | * |
UHSLMarcus | 4:a6b8881eae87 | 126 | * @return The poll interval in ms |
UHSLMarcus | 4:a6b8881eae87 | 127 | */ |
UHSLMarcus | 4:a6b8881eae87 | 128 | int ens210_poll_interval(); |
UHSLMarcus | 0:5edbf3550350 | 129 | |
UHSLMarcus | 0:5edbf3550350 | 130 | /** Set the operation mode \n |
UHSLMarcus | 0:5edbf3550350 | 131 | * Note: \n When a sensor operating mode is changed to a new mode with\n |
UHSLMarcus | 0:5edbf3550350 | 132 | * a lower sample rate (e.g.\ from SECOND to SIXTY_SECOND), it should be\n |
UHSLMarcus | 0:5edbf3550350 | 133 | * placed in IDLE for at least 10 minutes before enabling the new mode.\ \n |
UHSLMarcus | 0:5edbf3550350 | 134 | * When a sensor operating mode is changed to a new mode with a higher\n |
UHSLMarcus | 0:5edbf3550350 | 135 | * sample rate (e.g.\ from SIXTY_SECOND to SECOND), there is no requirement\n |
UHSLMarcus | 0:5edbf3550350 | 136 | * to wait before enabling the new mode. |
UHSLMarcus | 0:5edbf3550350 | 137 | * |
UHSLMarcus | 0:5edbf3550350 | 138 | * @param mode OP_MODES mode to set |
UHSLMarcus | 0:5edbf3550350 | 139 | * |
UHSLMarcus | 0:5edbf3550350 | 140 | * @return Write success |
UHSLMarcus | 0:5edbf3550350 | 141 | */ |
UHSLMarcus | 0:5edbf3550350 | 142 | bool mode(OP_MODES mode); |
UHSLMarcus | 0:5edbf3550350 | 143 | |
UHSLMarcus | 0:5edbf3550350 | 144 | /** Get the current power mode |
UHSLMarcus | 0:5edbf3550350 | 145 | * |
UHSLMarcus | 0:5edbf3550350 | 146 | * @return The current OP_MODES mode |
UHSLMarcus | 0:5edbf3550350 | 147 | */ |
UHSLMarcus | 2:e394671ef5f6 | 148 | AMS_CCS811::OP_MODES mode(); |
UHSLMarcus | 0:5edbf3550350 | 149 | |
UHSLMarcus | 0:5edbf3550350 | 150 | /** Set the ADDR mode \n |
UHSLMarcus | 0:5edbf3550350 | 151 | * |
UHSLMarcus | 0:5edbf3550350 | 152 | * @param high True sets to high, false to low |
UHSLMarcus | 0:5edbf3550350 | 153 | * |
UHSLMarcus | 0:5edbf3550350 | 154 | * @return Write success |
UHSLMarcus | 0:5edbf3550350 | 155 | */ |
UHSLMarcus | 0:5edbf3550350 | 156 | bool addr_mode(bool high); |
UHSLMarcus | 0:5edbf3550350 | 157 | |
UHSLMarcus | 0:5edbf3550350 | 158 | /** Get the the ADDR mode |
UHSLMarcus | 0:5edbf3550350 | 159 | * |
UHSLMarcus | 0:5edbf3550350 | 160 | * @return The current ADDR mode, true for high, false for low |
UHSLMarcus | 0:5edbf3550350 | 161 | */ |
UHSLMarcus | 0:5edbf3550350 | 162 | bool addr_mode(); |
UHSLMarcus | 0:5edbf3550350 | 163 | |
UHSLMarcus | 0:5edbf3550350 | 164 | /** Set the ADDR pin |
UHSLMarcus | 0:5edbf3550350 | 165 | * |
UHSLMarcus | 0:5edbf3550350 | 166 | * @param pin Pin ADDR is attached to |
UHSLMarcus | 0:5edbf3550350 | 167 | * |
UHSLMarcus | 0:5edbf3550350 | 168 | * @return Write success |
UHSLMarcus | 0:5edbf3550350 | 169 | */ |
UHSLMarcus | 0:5edbf3550350 | 170 | bool addr_pin(PinName pin); |
UHSLMarcus | 0:5edbf3550350 | 171 | |
UHSLMarcus | 0:5edbf3550350 | 172 | /** Get the the ADDR pin |
UHSLMarcus | 0:5edbf3550350 | 173 | * |
UHSLMarcus | 0:5edbf3550350 | 174 | * @return The addr pin |
UHSLMarcus | 0:5edbf3550350 | 175 | */ |
UHSLMarcus | 0:5edbf3550350 | 176 | PinName addr_pin(); |
UHSLMarcus | 0:5edbf3550350 | 177 | |
UHSLMarcus | 0:5edbf3550350 | 178 | /** Set the nWAKE pin |
UHSLMarcus | 0:5edbf3550350 | 179 | * |
UHSLMarcus | 0:5edbf3550350 | 180 | * @param pin Pin nWAKE is attached to |
UHSLMarcus | 0:5edbf3550350 | 181 | * |
UHSLMarcus | 0:5edbf3550350 | 182 | * @return Write success |
UHSLMarcus | 0:5edbf3550350 | 183 | */ |
UHSLMarcus | 0:5edbf3550350 | 184 | bool n_wake_pin(PinName pin); |
UHSLMarcus | 0:5edbf3550350 | 185 | |
UHSLMarcus | 0:5edbf3550350 | 186 | /** Get the the nWAKE pin |
UHSLMarcus | 0:5edbf3550350 | 187 | * |
UHSLMarcus | 0:5edbf3550350 | 188 | * @return The nWAKE pin |
UHSLMarcus | 0:5edbf3550350 | 189 | */ |
UHSLMarcus | 0:5edbf3550350 | 190 | PinName n_wake_pin(); |
UHSLMarcus | 0:5edbf3550350 | 191 | |
UHSLMarcus | 0:5edbf3550350 | 192 | /** Set the relative humidity (%) and temperature (C) |
UHSLMarcus | 0:5edbf3550350 | 193 | * Use when AMS ENS210 is not linked |
UHSLMarcus | 0:5edbf3550350 | 194 | * |
UHSLMarcus | 0:5edbf3550350 | 195 | * @return Write success |
UHSLMarcus | 0:5edbf3550350 | 196 | */ |
UHSLMarcus | 0:5edbf3550350 | 197 | bool env_data(float humid, float temp); |
UHSLMarcus | 0:5edbf3550350 | 198 | |
UHSLMarcus | 0:5edbf3550350 | 199 | /** Get the sensor collection state |
UHSLMarcus | 0:5edbf3550350 | 200 | * Use when interupts are disabled |
UHSLMarcus | 0:5edbf3550350 | 201 | * |
UHSLMarcus | 0:5edbf3550350 | 202 | * @return Current collection state |
UHSLMarcus | 0:5edbf3550350 | 203 | */ |
UHSLMarcus | 2:e394671ef5f6 | 204 | AMS_CCS811::DATA_STATUS has_new_data(); |
UHSLMarcus | 0:5edbf3550350 | 205 | |
UHSLMarcus | 0:5edbf3550350 | 206 | /** Get the most recent CO2 measurement. |
UHSLMarcus | 0:5edbf3550350 | 207 | * Must call has_new_data() first when when interupts are disabled otherwise the same data will be returned |
UHSLMarcus | 0:5edbf3550350 | 208 | * |
UHSLMarcus | 0:5edbf3550350 | 209 | * @return Most recent eCO2 measurement in ppm |
UHSLMarcus | 0:5edbf3550350 | 210 | */ |
UHSLMarcus | 0:5edbf3550350 | 211 | uint16_t co2_read(); |
UHSLMarcus | 0:5edbf3550350 | 212 | |
UHSLMarcus | 0:5edbf3550350 | 213 | /** Get the most recent TVOC measurement. |
UHSLMarcus | 0:5edbf3550350 | 214 | * Must call has_new_data() first when when interupts are disabled otherwise the same data will be returned |
UHSLMarcus | 0:5edbf3550350 | 215 | * |
UHSLMarcus | 0:5edbf3550350 | 216 | * @return Most recent TVOC measurement in ppb |
UHSLMarcus | 0:5edbf3550350 | 217 | */ |
UHSLMarcus | 0:5edbf3550350 | 218 | uint16_t tvoc_read(); |
UHSLMarcus | 0:5edbf3550350 | 219 | |
UHSLMarcus | 0:5edbf3550350 | 220 | /** Get the most recent RAW data. |
UHSLMarcus | 0:5edbf3550350 | 221 | * Must call has_new_data() first when when interupts are disabled otherwise the same data will be returned |
UHSLMarcus | 0:5edbf3550350 | 222 | * |
UHSLMarcus | 0:5edbf3550350 | 223 | * @return Most recent TVOC measurement in ppb |
UHSLMarcus | 0:5edbf3550350 | 224 | */ |
UHSLMarcus | 0:5edbf3550350 | 225 | uint16_t raw_read(); |
UHSLMarcus | 0:5edbf3550350 | 226 | |
UHSLMarcus | 0:5edbf3550350 | 227 | /** Get the last error. |
UHSLMarcus | 0:5edbf3550350 | 228 | * Must call has_new_data() first when when interupts are disabled otherwise the same error will be returned |
UHSLMarcus | 0:5edbf3550350 | 229 | * |
UHSLMarcus | 0:5edbf3550350 | 230 | * @return Last error. |
UHSLMarcus | 0:5edbf3550350 | 231 | */ |
UHSLMarcus | 0:5edbf3550350 | 232 | const char * last_error(); |
UHSLMarcus | 0:5edbf3550350 | 233 | |
UHSLMarcus | 0:5edbf3550350 | 234 | /** Attach a function to be called when data is ready. |
UHSLMarcus | 0:5edbf3550350 | 235 | * Calling this method enables interupts |
UHSLMarcus | 0:5edbf3550350 | 236 | * |
UHSLMarcus | 0:5edbf3550350 | 237 | * @param func_ptr A pointer to the function to be called |
UHSLMarcus | 0:5edbf3550350 | 238 | * @param pin Pin attached to nINT |
UHSLMarcus | 0:5edbf3550350 | 239 | * |
UHSLMarcus | 0:5edbf3550350 | 240 | * @return Attach success |
UHSLMarcus | 0:5edbf3550350 | 241 | */ |
UHSLMarcus | 0:5edbf3550350 | 242 | bool attach(void (*func_ptr)(void), PinName pin) { |
UHSLMarcus | 0:5edbf3550350 | 243 | _isr_data_fp.attach(func_ptr); |
UHSLMarcus | 2:e394671ef5f6 | 244 | interrupt_pin(pin); |
UHSLMarcus | 1:acfca1d3256d | 245 | return enable_interupt(true); |
UHSLMarcus | 0:5edbf3550350 | 246 | } |
UHSLMarcus | 0:5edbf3550350 | 247 | |
UHSLMarcus | 0:5edbf3550350 | 248 | /** Attach a member function to be called when data is ready. |
UHSLMarcus | 0:5edbf3550350 | 249 | * Calling this method enables interupts |
UHSLMarcus | 0:5edbf3550350 | 250 | * |
UHSLMarcus | 0:5edbf3550350 | 251 | * @param type_ptr A pointer to the instance of the class |
UHSLMarcus | 0:5edbf3550350 | 252 | * @param mem_ptr A pointer to the member function |
UHSLMarcus | 0:5edbf3550350 | 253 | * @param pin Pin attached to nINT |
UHSLMarcus | 0:5edbf3550350 | 254 | * |
UHSLMarcus | 0:5edbf3550350 | 255 | * @return Attach success |
UHSLMarcus | 0:5edbf3550350 | 256 | */ |
UHSLMarcus | 0:5edbf3550350 | 257 | template<typename T> |
UHSLMarcus | 0:5edbf3550350 | 258 | bool attach(T *type_ptr, void (T::*mem_ptr)(void), PinName pin) { |
UHSLMarcus | 2:e394671ef5f6 | 259 | _isr_data_fp.attach(callback(type_ptr, mem_ptr)); |
UHSLMarcus | 2:e394671ef5f6 | 260 | interrupt_pin(pin); |
UHSLMarcus | 1:acfca1d3256d | 261 | return enable_interupt(true); |
UHSLMarcus | 0:5edbf3550350 | 262 | } |
UHSLMarcus | 0:5edbf3550350 | 263 | |
UHSLMarcus | 1:acfca1d3256d | 264 | /** Set whether the data ready interupt is enabled. |
UHSLMarcus | 1:acfca1d3256d | 265 | * |
UHSLMarcus | 1:acfca1d3256d | 266 | * @param enabled True for enabled, false for disabled |
UHSLMarcus | 0:5edbf3550350 | 267 | * |
UHSLMarcus | 0:5edbf3550350 | 268 | * @return Write success |
UHSLMarcus | 0:5edbf3550350 | 269 | */ |
UHSLMarcus | 1:acfca1d3256d | 270 | bool enable_interupt(bool enable); |
UHSLMarcus | 1:acfca1d3256d | 271 | |
UHSLMarcus | 1:acfca1d3256d | 272 | /** Get whether the data ready interupt is enabled. |
UHSLMarcus | 1:acfca1d3256d | 273 | * |
UHSLMarcus | 1:acfca1d3256d | 274 | * |
UHSLMarcus | 1:acfca1d3256d | 275 | * @return True for enabled, false for disabled |
UHSLMarcus | 1:acfca1d3256d | 276 | */ |
UHSLMarcus | 1:acfca1d3256d | 277 | bool interupt_enabled(); |
UHSLMarcus | 0:5edbf3550350 | 278 | |
UHSLMarcus | 0:5edbf3550350 | 279 | /** Set the nINT pin |
UHSLMarcus | 0:5edbf3550350 | 280 | * |
UHSLMarcus | 0:5edbf3550350 | 281 | * @param pin Pin nINT is attached to |
UHSLMarcus | 0:5edbf3550350 | 282 | * |
UHSLMarcus | 0:5edbf3550350 | 283 | * @return Write success |
UHSLMarcus | 0:5edbf3550350 | 284 | */ |
UHSLMarcus | 0:5edbf3550350 | 285 | bool interrupt_pin(PinName pin); |
UHSLMarcus | 0:5edbf3550350 | 286 | |
UHSLMarcus | 0:5edbf3550350 | 287 | /** Get the the nINT pin |
UHSLMarcus | 0:5edbf3550350 | 288 | * |
UHSLMarcus | 0:5edbf3550350 | 289 | * @return The nINT pin |
UHSLMarcus | 0:5edbf3550350 | 290 | */ |
UHSLMarcus | 0:5edbf3550350 | 291 | PinName interrupt_pin(); |
UHSLMarcus | 0:5edbf3550350 | 292 | |
UHSLMarcus | 0:5edbf3550350 | 293 | |
UHSLMarcus | 0:5edbf3550350 | 294 | |
UHSLMarcus | 0:5edbf3550350 | 295 | |
UHSLMarcus | 0:5edbf3550350 | 296 | private: |
UHSLMarcus | 0:5edbf3550350 | 297 | I2C* _i2c; |
UHSLMarcus | 2:e394671ef5f6 | 298 | I2C* _ens210_i2c; |
UHSLMarcus | 2:e394671ef5f6 | 299 | |
UHSLMarcus | 1:acfca1d3256d | 300 | bool _addr_dir; |
UHSLMarcus | 0:5edbf3550350 | 301 | int slave_addr; |
UHSLMarcus | 2:e394671ef5f6 | 302 | void update_slave_addr(); |
UHSLMarcus | 2:e394671ef5f6 | 303 | |
UHSLMarcus | 4:a6b8881eae87 | 304 | bool _ens210_enabled; |
UHSLMarcus | 2:e394671ef5f6 | 305 | int _ens210_poll_split; |
UHSLMarcus | 4:a6b8881eae87 | 306 | void update_ens210_timer(); |
UHSLMarcus | 4:a6b8881eae87 | 307 | Ticker _ens210_poll_t; |
UHSLMarcus | 4:a6b8881eae87 | 308 | void ens210_isr(); |
UHSLMarcus | 2:e394671ef5f6 | 309 | |
UHSLMarcus | 0:5edbf3550350 | 310 | OP_MODES _mode; |
UHSLMarcus | 2:e394671ef5f6 | 311 | |
UHSLMarcus | 1:acfca1d3256d | 312 | bool set_defaults(); |
UHSLMarcus | 0:5edbf3550350 | 313 | |
UHSLMarcus | 1:acfca1d3256d | 314 | DigitalOut *_n_wake_out; |
UHSLMarcus | 1:acfca1d3256d | 315 | DigitalOut *_addr_out; |
UHSLMarcus | 0:5edbf3550350 | 316 | |
UHSLMarcus | 0:5edbf3550350 | 317 | |
UHSLMarcus | 0:5edbf3550350 | 318 | FunctionPointer _isr_data_fp; |
UHSLMarcus | 1:acfca1d3256d | 319 | bool _int_data_enabled; |
UHSLMarcus | 1:acfca1d3256d | 320 | InterruptIn *_int_data; |
UHSLMarcus | 0:5edbf3550350 | 321 | void _isr_data(); |
UHSLMarcus | 0:5edbf3550350 | 322 | |
UHSLMarcus | 1:acfca1d3256d | 323 | bool write_config(); |
UHSLMarcus | 1:acfca1d3256d | 324 | |
UHSLMarcus | 1:acfca1d3256d | 325 | struct read_config_result { |
UHSLMarcus | 1:acfca1d3256d | 326 | bool success; |
UHSLMarcus | 1:acfca1d3256d | 327 | uint8_t byte; |
UHSLMarcus | 2:e394671ef5f6 | 328 | read_config_result() : success(false), byte(0) {} |
UHSLMarcus | 2:e394671ef5f6 | 329 | }; |
UHSLMarcus | 1:acfca1d3256d | 330 | read_config_result read_config(); |
UHSLMarcus | 2:e394671ef5f6 | 331 | |
UHSLMarcus | 2:e394671ef5f6 | 332 | int i2c_read(char reg_addr, char* output, int len); |
UHSLMarcus | 2:e394671ef5f6 | 333 | int i2c_write(char reg_addr, char* input, int len); |
UHSLMarcus | 0:5edbf3550350 | 334 | |
UHSLMarcus | 0:5edbf3550350 | 335 | }; |
UHSLMarcus | 0:5edbf3550350 | 336 | |
UHSLMarcus | 0:5edbf3550350 | 337 | |
UHSLMarcus | 0:5edbf3550350 | 338 | #endif /* AMS_CCS811_H */ |