參數(shù)資料
型號: DRM049
英文描述: Internet Connectivity with HCS12 16-bit Microcontroller using the ACP
中文描述: 互聯(lián)網(wǎng)連接與HCS12的16位微控制器使用非加太
文件頁數(shù): 31/80頁
文件大?。?/td> 1025K
代理商: DRM049
Software
Software Routines
DRM040 — Rev 0
Designer Reference Manual
MOTOROLA
Software
31
Figure 3-3. Tim2_ISR
Timer2
interrupt
Y
A/D convert baseline
& line voltages
A/D convert
battery1 & 2 voltage
subtract line voltage
from baseline
Delay proportional to
measdelay
A/D convert line
current & current/4
attenflag = 0
subtract line current
from baseline
subtract line current/4
from baseline
multiply by four
build meansquare of
current
multiply line voltage
and current
add product to
previous ones
decrement
samplecount
samplecount
= 0
return from
interrupt
Y
N
copy instantaneous
power to dividend
clear instantaneous
power
compare meansquare
agaist high limit
lower
or same
compare meansquare
agaist low limit
higher
set attenflag = 1
set attenflag = 0
Y
Y
clear sum of squares
F
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
n
.
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