Imdroid/weather-station
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feat: add a new 485 type weather station

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This commit is contained in:
yarnom 2025-08-01 21:44:31 +08:00
parent 5f0aed7258
commit eb69a2be61
1 changed files with 13 additions and 26 deletions
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39
model/weather_data.go
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@ -250,48 +250,35 @@ func ParseWH65LPData(data []byte) (*WH65LPData, error) {
}
// 2. 设备ID (第2字节 + 第22-23字节)
idLSB := uint32(data[1]) // bits 8-15
idMSB := uint32(data[22]) | uint32(data[21])<<8 // bits 168-183
wd.StationID = fmt.Sprintf("%06X", (idMSB<<8)|idLSB)
id := (uint32(data[22])<<8|uint32(data[21]))<<8 | uint32(data[1])
wd.StationID = fmt.Sprintf("%06X", id)
// 3. 风向 (bits 16-24)
// 取第3字节的8位 + 第4字节的第1位
windDirLow := uint16(data[2]) // bits 16-23
windDirHigh := uint16(data[3] & 0x01) // bit 24
windDir := windDirLow | (windDirHigh << 8)
windDir := uint16(data[2]) | ((uint16(data[3]) & 0x01) << 8)
wd.WindDirection = int(windDir) % 360
// 4. WSP_FLAG (bit 25)
wd.WSPFlag = (data[3]>>1)&0x01 == 1
// 5. WSP_9 和 WSP_8 (bits 26-27)
wspHigh := uint16((data[3] >> 2) & 0x03)
// 5. 风速高2位 (bits 26-27)
wspHigh := (data[3] >> 2) & 0x03
// 6. 低电量标志 (bit 28)
wd.LowBattery = (data[3]>>4)&0x01 == 1
// 7. 温度 (bits 29-39) - 11位数据
// 协议说明：温度数据实际上是从第4字节的低4位开始 + 第5字节的低3位
// 但根据示例数据分析，应该是：第4字节完整8位 + 第5字节低3位
tempLow := uint16(data[4]) // 第4字节的8位
tempHigh := uint16(data[5] & 0x07) // 第5字节的低3位
tempRaw := tempLow | (tempHigh << 8)
tempRaw := (uint16((data[3]>>5)&0x07) << 8) | uint16(data[4])
wd.Temperature = float64(tempRaw-400) / 10.0
// 8. 湿度 (bits 40-47)
// 湿度应该是第5字节的高5位
wd.Humidity = int(data[5] >> 3)
wd.Humidity = int(data[5])
// 9. 风速 (bits 48-55 + WSP_9,WSP_8)
windSpeedLow := uint16(data[6]) // bits 48-55
if wd.WSPFlag {
// 9位风速
wd.WindSpeed = float64(windSpeedLow) / 8.0 * 0.51
} else {
// 10位风速，加上bits 26-27的WSP_9和WSP_8
windSpeedRaw := windSpeedLow | (wspHigh << 8)
wd.WindSpeed = float64(windSpeedRaw) / 8.0 * 0.51
windSpeedRaw := uint16(data[6])
if !wd.WSPFlag {
windSpeedRaw |= uint16(wspHigh) << 8
}
wd.WindSpeed = float64(windSpeedRaw) / 8.0 * 0.51
// 10. 阵风 (bits 56-63)
wd.WindGust = float64(data[7]) * 0.51
@ -308,9 +295,9 @@ func ParseWH65LPData(data []byte) (*WH65LPData, error) {
lightRaw := uint32(data[12]) | uint32(data[13])<<8 | uint32(data[14])<<16
wd.Light = float64(lightRaw) / 10.0
// 14. 气压 (bits 136-159) - 从第18-20字节 (索引17-19)
// 14. 气压 (bits 136-159)
pressureRaw := uint32(data[17]) | uint32(data[18])<<8 | uint32(data[19])<<16
pressureRaw &= 0x1FFFF // 只取17位
pressureRaw &= 0x1FFFF
if pressureRaw == 0x1FFFF {
wd.Pressure = 0 // 无效值
} else {