Maxim Integrated 71M6534 Energy Meter IC Family Software User Manual
Page 65
71M653X Software User’s Guide
tmr0.c
initiali zation, configuration, interrupt, read and write routines for TMR0
tmr1.c initialization,
configuration, interrupt, read and write routines for TMR1
uwrdio.c
3-wire interface using direct control of DIO4 and DIO5. It can be adapted to nonstandard
clock polarities and edges, 4-wire SPI EEPROMs, and TSC chips other than the 71M653x
(see comments in the source file)
uwreep.c
a 3-wire interface using the high-speed 3-wire interface hardware of the 71M653x
3. LCD_VIM828
Code for the Varitronix VIM-828 Display
Lcd_symbols.h Code to describe which segments are on and off for each character.
Lcd_vim828_ext.c
Displays modes correctly.
Lcd_vim828_31.c
Tables for the segments used on a 71M6531 demo PCB.
Lcd_vim828_34.c
Tables for the segments used on a 71M6534 demo PCB.
4. Main:
Main top-level tasks, 653x-specific
batmodes.c
battery mode logic
defaults.c
contains the table of start-up default values
main.c
main() with startup sequence and main task switch
main.c
initialization and main loop
5. Meter: Metering
Functions
calphased.c auto-calibration
ce.c initialization,
configuration, interrupt, read and write routines for the compute engine
ce653X.c
data exchange between CE data RAM and XRAM
error.c
error recording and logging
freq.c
routines to calculate and display frequency
io653X.c
control of analog front end, multiplexer, RTM, I/O pins
meter.c
contains overall meter logic to calculate and display meter data
misc.c
unused legacy code for managing interrupts and priorities
pcnt.c
code for counting output pulses
peak_alerts.c detects
out-of-range line values
phase_angle.c
calculates and displays voltage-to-current phase angles
psoft.c
generates two additional pulse outputs using DIO pins
pulse_src.c
directs line measurements to any pulse output
pwrfct.c
routines for calculating the power factor
rms.c
calculates and displays Vrms and Irms
vah.c calculates
VAh
varh.c calculates
VARh
vphase.c calculates
voltage-to-voltage phase angles for multiphase meters
wh.c calculates
Wh
6. Util: Utilities
dead.c
defines unused flash space for the boot loader
dio.h
defines high-level access to DIO pins
flash.c
flash memory read, write, erase, compare and checksum calculation
irq.c
securely disables and enables interrupts
library.c
routines for memory copy, compare, CRC calculation, string length
math.c contains
routines
for multiple-precision math
onek_c.asm
test code that must be included in ROMmable images
oscope.h
a utility to trigger oscilloscope loops using DIO7
priority.h
header file defining priorities for IP0 and IP1
sfrs.c
access to SFRs
startup.a51 startup assembly code
startup_boot.a51
startup_boot_secure.a51
startup_secure.a51
stm.c
software timer routines
timers.c
unused software timer legacy code
wd.c
routines that support the hardware watchdog
v1.1v1.1
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