参数资料
型号: ST7PLITEUS5U3TR
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 8 MHz, MICROCONTROLLER, DSO8
封装: LEAD FREE, DFN-8
文件页数: 43/108页
文件大小: 1957K
代理商: ST7PLITEUS5U3TR
ST7LITEUSx
4/108
1 INTRODUCTION
The ST7ULTRALITE is a member of the ST7 mi-
crocontroller family. All ST7 devices are based on
a common industry-standard 8-bit core, featuring
an enhanced instruction set.
The ST7ULTRALITE features FLASH memory
with byte-by-byte In-Circuit Programming (ICP)
and In-Application Programming (IAP) capability.
Under software control, the ST7ULTRALITE de-
vice can be placed in WAIT, SLOW, or HALT
mode, reducing power consumption when the ap-
plication is in idle or standby state.
The enhanced instruction set and addressing
modes of the ST7 offer both power and flexibility to
software developers, enabling the design of highly
efficient and compact application code. In addition
to standard 8-bit data management, all ST7 micro-
controllers feature true bit manipulation, 8x8 un-
signed multiplication and indirect addressing
modes.
For easy reference, all parametric data are located
The devices feature an on-chip Debug Module
(DM) to support in-circuit debugging (ICD). For a
description of the DM registers, refer to the ST7
ICC Protocol Reference Manual.
Figure 1. General block diagram
8-BIT CORE
ALU
ADDRESS
AND
DATA
BUS
PA3 / RESET
PORT A
10-BIT ADC
with WATCHDOG
Internal
Clock
CONTROL
RAM
(128 Bytes)
PA5:0
(6 bits)
VSS
VDD
POWER
SUPPLY
8-MHz RC OSC
LITE TIMER
MEMORY
12-BIT AUTO-
RELOAD TIMER
FLASH
1K Byte
LVD
AWU RC OSC
External
Clock
1
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