p87lpc778 NXP Semiconductors, p87lpc778 Datasheet - Page 3

• Manufacturer Part Number: p87lpc778
• Description: Cmos Single-chip 8-bit 80c51 Microcontroller 128-byte Data Ram, 8 Kb Otp
• Manufacturer: NXP Semiconductors

Philips Semiconductors
4. Block diagram
9397 750 12378
Product data
Fig 1. Block diagram.
RESONATOR
CRYSTAL
OR
OSCILLATOR DIVIDER
CONFIGURABLE I/Os
CONFIGURABLE I/Os
CONFIGURABLE I/Os
PROGRAMMABLE
CONFIGURABLE
CODE EPROM
OSCILLATOR
INTERRUPT
DATA RAM
128-BYTE
KEYPAD
PORT 2
PORT 1
PORT 0
8 kB
Rev. 01 — 31 March 2004
INTERNAL BUS
OSCILLATOR
ON-CHIP
CPU
CLOCK
RC
ACCELERATED
80C51 CPU
CMOS single-chip 8-bit microcontroller
(POWER-ON RESET,
BROWNOUT RESET)
WATCHDOG TIMER
POWER MONITOR
AND OSCILLATOR
A/D CONVERTER
COMPARATORS
PULSE WIDTH
MODULATOR
TIMER 0, 1
ANALOG
UART
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
I
2
C
002aaa614
P87LPC778
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