Maxim Integrated 71M6534 Energy Meter IC Family Software - Manual (Page 116)

71M653X Software User’s Guide
MSB Most Siginificant Bit
NV Non-Volatile
PC Personal Computer, Program Counter
PROM Programmable ROM
PSU Power Supply Unit
PSW Program Status Word
RAM Random Access Memory
ROM Read Only Memory
SFR Special Function Register (of the 8051 MPU)
TOU Time-of-Use (variable metering tariffs usually based on time of day)
TSC TERIDIAN Semiconductor Corporation
USB Universal Serial Bus
VA Volt-Amperes (apparent power unit)
VAh Volt-Ampere-Hour (apparent energy unit)
VAR Reactive Power
VARh Reactive energy unit
W Watt (power unit)
WD Watchdog
WDT Watchdog timer
WEMU51 The emulator control program by Signum Systems
Wh Watt-Hour (energy unit)
7.2 REVISION HISTORY
Revision Date Description
1.0 11-2-2007 Initial release
1.1 5-7-2008
Added useful excerpts from the SDD. Removed most of 80515 MPU core
description (contained in data sheets), except op-code tables.
Added description of Intel Hex File formats for regular and banked code.
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