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weatherbox:data_specification [2016/03/28 04:42] kluong [EE 296 Full Schema] |
weatherbox:data_specification [2021/09/19 21:59] (current) |
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| This page contains the data specification versions for the weatherbox. | This page contains the data specification versions for the weatherbox. | ||
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| | solar_irr_w_m2 | 16 | Solar Irradiance. Taken from the apogee reading.. | | | solar_irr_w_m2 | 16 | Solar Irradiance. Taken from the apogee reading.. | | ||
| - | In the interests of time, this packet is simplified from the original weatherbox specification. In this specification there are no varying sample rates for each data type - one packet gives you one sample point for each data type. | + | This packet is simplified from the original weatherbox specification. In this specification there are no varying sample rates for each data type - one packet gives you one sample point for each data type. |
| ===== Converting from volts to w_m2 ===== | ===== Converting from volts to w_m2 ===== | ||
| Line 59: | Line 61: | ||
| uint16_t address; // Address of the particular node | uint16_t address; // Address of the particular node | ||
| uint32_t uptime_ms; // Time since start of program | uint32_t uptime_ms; // Time since start of program | ||
| - | uint16_t batt_mv[15]; // Battery Voltage (in milli volts) | + | uint16_t batt_mv[6]; // Battery Voltage (in milli volts) |
| - | uint16_t panel_mv[15]; // Panel Voltage (in milli volts) | + | uint16_t panel_mv[6]; // Panel Voltage (in milli volts) |
| uint32_t bmp185_press_pa; // Pressure Value (in pascals) | uint32_t bmp185_press_pa; // Pressure Value (in pascals) | ||
| int16_t bmp185_temp_decic; // Temperature Value (in celsius) | int16_t bmp185_temp_decic; // Temperature Value (in celsius) | ||
| Line 74: | Line 76: | ||
| * Single data types are allowed to be sampled at any point during the minute, so long as it is consistent across all data points. | * Single data types are allowed to be sampled at any point during the minute, so long as it is consistent across all data points. | ||
| * Your sampling pattern should be consistent for every minute. | * Your sampling pattern should be consistent for every minute. | ||
| - | * For this schema, you should set the schema number in your packet to 297 | + | * For this schema, you should set the schema number in your packet to 297 instead of 296. |
| ====== Schema v1 ====== | ====== Schema v1 ====== | ||
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| uint32_t uptime_ms; // Time since start of program | uint32_t uptime_ms; // Time since start of program | ||
| uint8_t n; // number of data points in packet 0..30 | uint8_t n; // number of data points in packet 0..30 | ||
| - | uint16_t batt_mv[15]; // Battery Voltage (in milli volts) | + | uint16_t batt_mv[6]; // Battery Voltage (in milli volts) |
| - | uint16_t panel_mv[15]; // Panel Voltage (in milli volts) | + | uint16_t panel_mv[6]; // Panel Voltage (in milli volts) |
| uint32_t bmp085_press_pa; // Pressure Value (in pascals) | uint32_t bmp085_press_pa; // Pressure Value (in pascals) | ||
| int16_t bmp085_temp_decic; // Temperature Value (in celsius) | int16_t bmp085_temp_decic; // Temperature Value (in celsius) | ||
| uint16_t humidity_centi_pct; | uint16_t humidity_centi_pct; | ||
| - | uint16_t apogee_w_m2[60]; | + | uint16_t apogee_w_m2[20]; |
| } schema_1; | } schema_1; | ||
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| uint16_t apogee_w_m2[20]; | uint16_t apogee_w_m2[20]; | ||
| } schema_3; | } schema_3; | ||
| + | </code> | ||
| + | ====== Unified Packet Schema ====== | ||
| + | // Schema Number 5 | ||
| + | // Fields that are unimplemented should be set to 0 | ||
| + | This schema is currently in draft. | ||
| + | <code> | ||
| + | typedef struct { | ||
| + | uint16_t schema; // Schema Identification Number | ||
| + | uint16_t address; // Address of the particular node | ||
| + | uint32_t uptime_ms; // Time since start of program | ||
| + | float batt_mv; // Battery Voltage (in milli volts) | ||
| + | float panel_mv; // Panel Voltage (in milli volts) | ||
| + | float bmp185_press_pa; // Pressure Value (in pascals) | ||
| + | float bmp185_temp_decic; // Temperature Value (in celsius) | ||
| + | float humidity_centi_pct; | ||
| + | float solar_irr_w_m2; | ||
| + | } schema_unified; | ||
| + | // Total bytes to aim for under: 84 | ||
| </code> | </code> | ||
| + | |||