80C575 Datasheet, PDF (14/40 Pages) NXP Semiconductors – 80C51 8-bit microcontroller family 8K/256 OTP/ROM/ROMless, 4 comparator, failure detect circuitry, watchdog timer

Philips Semiconductors
80C51 8-bit microcontroller family
8K/256 OTP/ROM/ROMless, 4 comparator, failure detect circuitry, watchdog timer
Product specification
80C575/83C575/
87C575
CEXn
CCON
CF
CR
––
CCF4 CCF3
CCF2
CCF1
CCF0 _(D8H)
(TO CCFn)
CAPTURE
PCA INTERRUPT
PCA TIMER/COUNTER
CH
CL
CCAPnH
CCAPnL
––
ECOMn CAPPn CAPNn MATn
TOGn
PWMn
ECCFn
CCAPMn, n= 0 to 4
(DAH – DEH)
0
0
0
0
Figure 9. PCA Capture Mode
SU00749
WRITE TO
CCAPnH RESET
WRITE TO
CCAPnL
0
1
ENABLE
CF
CR
CCON
––
CCF4
CCF3
CCF2
CCF1
CCF0
(D8H)
CCAPnH
CCAPnL
(TO CCFn)
PCA INTERRUPT
16–BIT COMPARATOR
MATCH
CH
CL
PCA TIMER/COUNTER
––
ECOMn CAPPn CAPNn MATn
TOGn
PWMn
ECCFn
CCAPMn, n= 0 to 4
(DAH – DEH)
0
0
0
0
SU00750
Figure 10. PCA Compare Mode
1998 May 01
14