P87C660X2 PHILIPS [NXP Semiconductors], P87C660X2 Datasheet - Page 68

• Manufacturer Part Number: P87C660X2
• Description: 80C51 8-bit microcontroller family
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
2003 Oct 02
OSC/12 (12 CLOCK MODE)
80C51 8-bit microcontroller family
RAM, low voltage (2.7 to 5.5 V), low power, high speed (30/33
MHz), two 400KB I
OSC/4 (12 CLOCK MODE)
OSC/6 (6 CLOCK MODE)
OSC/2 (6 CLOCK MODE)
EXTERNAL INPUT
IDLE
TIMER 0 OVERFLOW
(P1.2/ECI)
PCA TIMER/COUNTER
MODULE 0
MODULE 1
MODULE 2
MODULE 3
MODULE 4
OR
OR
2
C interfaces
CMOD.0
ECF
16 KB OTP/ROM, 512B
CIDL
CF
00
01
10
11
Figure 37. PCA Interrupt System
WDTE
CCAPMn.0
Figure 36. PCA Timer/Counter
CF
CR
DECODE
CR
––
––
ECCFn
68
CCF4
––
––
CCF4
CCF3
––
16–BIT UP COUNTER
CH
CCF3
CCF2
CPS1
CCF2
CCF1
CPS0
IE.6
CL
EC
P8xC660X2/661X2
OVERFLOW
CCF1
CCF0
ECF
IE.7
EA
MODULES
TO PCA
CMOD
CCON
(C1H)
(C0H)
CCF0
TO
INTERRUPT
PRIORITY
DECODER
INTERRUPT
CCON
(C0H)
SU01097
SU01256
Product data