ZLG P87LPC760 Microcontroller User Manual

P87LPC760 is a 14-pin MCU suitable for many occasions requiring high integration and low cost, and can meet a variety of performance requirements. As a member of the Philips small package series, P87LPC760 provides high-speed and low-speed crystal and RC oscillator options, programmable selection, wider operating voltage range, programmable I/O port output mode selection, and selectable Schmitt trigger input LED drive output. There is an internal watchdog timer. P87LPC760 uses an accelerated 80C51 processor structure, and its instruction execution speed is twice that of a standard 80C51 MCU.


ZLG P87LPC760 Microcontroller User Manual - cover page
Brand
ZLG
Category
Other Electronics
Document type
User Manual
Language
Chinese
Pages
45
File format
PDF
File size
745 KB
Published
09 October, 2011
Updated
30 September, 2023
MD5 checksum
46C159F6AB3FD3E91C2B90FAB2BBECE1

About this manual

The P87LPC760 features an accelerated 80C51 core that runs up to 20 MHz with a supply voltage of 4.5‑6.0 V (2.7‑6.0 V minimum). It provides 1 KB OTP program memory, 128 B RAM, 32 B user code area, two 16‑bit timers, one on‑chip comparator, UART and I2C communication, and up to 12 configurable I/O pins.

The device is offered in 14‑pin DIP and TSSOP packages. It includes a watchdog timer with eight timeout selections, power‑on reset, low‑voltage reset, and oscillator‑failure detection. Detailed register maps, pin assignments, and peripheral configurations are described throughout the manual. This manual is written in Chinese.

What's inside

  • Overview
  • Package Options
  • Pin Configuration
  • Functional Block Diagram
  • Memory Organization
  • Watchdog Timer
  • Comparator
  • UART and I2C Interfaces
  • Interrupts
  • Register Description

Specifications

CoreAccelerated 80C51
Maximum Clock Frequency20 MHz
Supply Voltage4.5‑6.0 V (2.7‑6.0 V min)
OTP Program Memory1 KB
RAM128 B
User Code Area32 B
Timers2 × 16‑bit
Comparator1 on‑chip
Communication InterfacesUART, I2C
I/O Pins9‑12 configurable pins
Package14‑pin DIP or TSSOP

Frequently asked questions

What is the operating voltage range of the P87LPC760?

The device operates from 2.7 V up to 6.0 V, with a typical range of 4.5‑6.0 V for 20 MHz operation.

How many I/O pins does the P87LPC760 provide?

It provides a minimum of 9 I/O pins and can be configured for up to 12 pins when using the internal oscillator and reset.

Does the P87LPC760 include a watchdog timer?

Yes, it has an internal watchdog timer with eight selectable timeout periods and does not require external components.

What communication interfaces are available on the P87LPC760?

The microcontroller provides a full‑duplex UART and an I2C bus interface.

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