P89C668 Philips Semiconductors, P89C668 Datasheet - Page 26

• Manufacturer Part Number: P89C668
• Description: 80C51 8-bit Flash microcontroller family 64KB ISP FLASH with 8KB RAM
• Manufacturer: Philips Semiconductors

Philips Semiconductors
2001 Jul 27
80C51 8-bit Flash microcontroller family
64KB ISP Flash with 8KB RAM
WRITE TO
CCAPnL
CEXn
0
WRITE TO
CCAPnH
1
RESET
ENABLE
––
CF
ECOMn
0
CCAPnH
PCA TIMER/COUNTER
CR
16–BIT COMPARATOR
CH
––
CF
CAPPn
––
ECOMn
CR
CCAPnL
Figure 23. PCA Compare Mode
Figure 22. PCA Capture Mode
CAPNn
CL
CCF4
CAPPn
––
0
MATn
CCF3
0
MATCH
(TO CCFn)
CAPTURE
26
CAPNn
CCF4
0
TOGn
CCF2
0
(TO CCFn)
MATn
CCF3
PWMn
0
CCF1
TOGn
CCF2
0
ECCFn
CCF0
PWMn
CCF1
0
CCAPMn, n= 0 to 4
(0C0H)
CCON
(C2H – C6H)
CCAPnH
PCA TIMER/COUNTER
CCF0
ECCFn
CH
CCON
(C0H)
CCAPMn, n= 0 to 4
PCA INTERRUPT
(C2H – C6H)
CCAPnL
PCA INTERRUPT
P89C668
CL
SU01101
Preliminary data
SU01102