P80C54SBBB データシートの表示（PDF） - Philips Electronics

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P80C54SBBB

80C51 8-bit microcontroller family 8K–64K/256–1K OTP/ROM/ROMless, low voltage (2.7V–5.5V), low power, high speed (33 MHz)

Philips Electronics 

Philips Semiconductors

80C51 8-bit microcontroller family

8K–64K/256–1K OTP/ROM/ROMless, low voltage (2.7V–5.5V),

low power, high speed (33MHz)

Product specification

8XC52/54/58/80C32

8XC51FA/FB/FC/80C51FA

8XC51RA+/RB+/RC+/RD+/80C51RA+

(8XC51FX and 8XC51RX+ ONLY)

WRITE TO

CCAPnH RESET

WRITE TO

CCAPnL

0

1

ENABLE

CF

CR

––

CCF4

CCF3

CCF2

CCF1

CCF0

CCON

(D8H)

CCAPnH

CCAPnL

(TO CCFn)

PCA INTERRUPT

16–BIT COMPARATOR

MATCH

CH

CL

PCA TIMER/COUNTER

TOGGLE

CEXn

––

ECOMn CAPPn CAPNn MATn

TOGn

PWMn

ECCFn

CCAPMn, n: 0..4

(DAH – DEH)

0

0

1

0

Figure 23. PCA High Speed Output Mode

SU00751

CCAPnH

ENABLE

OVERFLOW

CCAPnL

8–BIT

COMPARATOR

0

CL < CCAPnL

CL >= CCAPnL

1

CL

PCA TIMER/COUNTER

CEXn

––

ECOMn CAPPn CAPNn MATn

TOGn

PWMn ECCFn

0

0

0

0

0

Figure 24. PCA PWM Mode

CCAPMn, n: 0..4

(DAH – DEH)

SU00752

1999 Apr 01

30

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