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USC2025是带6路ADC的16K OTP MCU 技术手册

更新时间:2018-09-20 08:45:40 大小:2M 上传用户:mtwong查看TA发布的资源 标签:usc2025adcmcu 下载积分:2分 评价赚积分 (如何评价?) 打赏 收藏 评论(0) 举报

资料介绍

1. DESCRIPTION

is a 8-bit MCU based on enhanced 51 core. It integrated 6+2-Ch/12bit-ADC and 128-seg LCD, embeds

16K-byte OTP and 512-byte RAM, also PLL, RTC, UART, Comparator and Timers/Counters.

Features

  Power supply and Reset

  Built-In Power-On-Reset (POR).

  Built-In Brown-Out-Reset (BOR) with 2

levels selectable.

  Built-In Low-Voltage-Detect (LVD) with 8

levels selectable.

  Built-in watchdog (WDT).

  CPU

  8-bit 51 Core, Compatible with C8051.

  Software trap supported.

  Dual DPTR.

  Clock monitor

  Built-In 8MHz High precision Oscillator

(IHRC), ± 5% @ -40~85°C, ± 2% @

-10~50°C.

  Built-In 30KHz low frequency Oscillator

(ILRC).

  External High frequence Oscillator HCRY,

1~8MHz@ ≥2.4V。

  External Low frequence Oscillator LCRY,

32768Hz.

  Built-In PLL, based on LCRY.

  CPU maximum operating frequency: 4MHz

@ 1.8~3.6V;8MHz @ 2.4~3.6V.

  System clock pre-divider: 1/2/4/8.

  Memory control

  16K-byte OTP, data retention time > 10

years.

  OTP page encryption supported.

  512-byte RAM。

  In-System-Programming (ISP) supported,

only  5-pins  are  needed  (including

VDD/VSS).

  I/O

  45 I/O ports, P6.0 only open-drain when

output.

  Peripherals

  8-channel keyboard intput, can wake up

MCU from PD mode.

  4-channel external interrupt input, can wake

up MCU from PD mode.

  12-bit 6+2 channel ADC, maximum

conversion rate: 100Ksps. Reference can be

input from external pin.

  1-channel Comparator。

  Three  16-bit  standard  Timer/Counter

(T0,T1,T2)。

  1-channel UART.

  Limited version Real-Time-Clock, RTC.

  128-seg(4COM×32SEG)LCD.

  Low power modes

  IDL mode.

  PD mode.

  Package Type

  48-pin LQFP.

  Application

  Panel display.

  Medical and health care equipments.

  smart metering.

USC2025


部分文件列表

文件名 大小
USC2025_Datasheet.pdf 2M

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