STC micro STC8A8K64D4 Series - Page 547

STC8A8K64D4 Series Manual
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CF BIT CCON.7
CR BIT CCON.6
CCF2 BIT CCON.2
CCF1 BIT CCON.1
CCF0 BIT CCON.0
CMOD DATA 0D9H
CL DATA 0E9H
CH DATA 0F9H
CCAPM0 DATA 0DAH
CCAP0L DATA 0EAH
CCAP0H DATA 0FAH
PCA_PWM0 DATA 0F2H
CCAPM1 DATA 0DBH
CCAP1L DATA 0EBH
CCAP1H DATA 0FBH
PCA_PWM1 DATA 0F3H
CCAPM2 DATA 0DCH
CCAP2L DATA 0ECH
CCAP2H DATA 0FCH
PCA_PWM2 DATA 0F4H
CNT DATA 20H
COUNT0 DATA 21H ;3 bytes
COUNT1 DATA 24H ;3 bytes
LENGTH DATA 27H ;3 bytes, (COUNT1-COUNT0)
P0M1 DATA 093H
P0M0 DATA 094H
P1M1 DATA 091H
P1M0 DATA 092H
P2M1 DATA 095H
P2M0 DATA 096H
P3M1 DATA 0B1H
P3M0 DATA 0B2H
P4M1 DATA 0B3H
P4M0 DATA 0B4H
P5M1 DATA 0C9H
P5M0 DATA 0CAH
ORG 0000H
LJMP MAIN
ORG 003BH
LJMP PCAISR
ORG 0100H
PCAISR:
PUSH ACC
PUSH PSW
JNB CF,CHECKCCF0
CLR CF ;Clear interrupt flag
INC CNT ; PCA Timing overflow times+1
CHECKCCF0:
JNB CCF0,ISREXIT
CLR CCF0
MOV COUNT0,COUNT1 ;Back up the last captured value
MOV COUNT0+1,COUNT1+1
MOV COUNT0+2,COUNT1+2
MOV COUNT1,CNT ;Save the current captured value