Datasheet

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78M6610+PSU Data Sheet

3.3 Output Registers

The output registers provide access to the measurement results. Unless otherwise specified, these

registers are read-only. Divide the address by 3 for I

C or SPI access.

Table 3-3: Output Registers

Address

(Hex)

Variable

Name

Data

Type

Description

0x00 Command B24 Command Register (see Command Register Section)

0x03 FW version UINT24 Firmware release date in hex format (0x00YMDD)

0x12 Temperature S.16 Chip Temperature (-128°C to +128°C, binary point to left of bit 16)

0x15 VA SSI24 Apparent Power (LSB weight determined by Pscale)

0x18 VAR SSI24 Reactive Power (LSB weight determined by Pscale)

0x1B Vrms USI24 RMS Voltage (LSB weight determined by Vscale)

0x1E Irms USI24 RMS Current (LSB weight determined by Iscale)

0x21 Watt SSI24 Active Power (LSB weight determined by Pscale)

0x24 PAverage SSI24 Active Power Averaged over 30s Window (LSB determined by

Pscale)

0x27 PF SSI24 Power Factor (LSB weight determined by PFscale)

0x2A Frequency USI24 Line Frequency (LSB weight determined by Fscale)

0x30 Alarms B24 Alarm Status Registers

0x33 Vfund USI24 RMS Voltage (Fundamental) (LSB weight determined by Vscale)

0x36 Ifund USI24 RMS Current (Fundamental) (LSB weight determined by Iscale)

0x39 Pfund SSI24 Active Power (Fundamental) (LSB weight determined by Pscale)

0x3C Qfund SSI24 Reactive Power (Fundamental) (LSB weight determined by

Pscale)

0x3F VAfund SSI24 Apparent Power (Fundamental) (LSB weight determined by

Pscale)

0x42 Vharm USI24 RMS Voltage (Harmonic) (LSB weight determined by Vscale)

0x45 Iharm USI24 RMS Current (Harmonic) (LSB weight determined by Iscale)

0x48 Pharm SSI24 Active Power (Harmonic) (LSB weight determined by Pscale)

0x4B Qharm SSI24 Reactive Power (Harmonic) (LSB weight determined by Pscale)

0x4E VAharm SSI24 Apparent Power (Harmonic) (LSB weight determined by Pscale)

0x57 ILow USI24 Lowest RMS Current Recorded Since Reset (LSB determined by

Iscale)

0x5A IHigh USI24 Highest RMS Current Recorded Since Reset (LSB determined by

Iscale)

0x5D Ipeak USI24 Highest Current in Last Accumulation Interval (LSB determined

by Iscale)

0x60 VLow USI24 Lowest RMS Voltage Recorded Since Reset (LSB determined by

Vscale)

0x63 VHigh USI24 Highest RMS Voltage Recorded Since Reset (LSB weight

determined by Vscale)

0x66 Vpeak USI24 Highest Voltage in Last Accumulation Interval (LSB weight

determined by Vscale)

0xA8:C9 – UINT24 Event Counters for Alarms

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