EF6805R2中文资料PDF规格书
EF6805R2规格书详情
DESCRIPTION
The EF6805U3 Microcomputer Unit (MCU) is a member of the 6805 Family of low-cost single-chip Microcomputers. The 8-bit microcomputer contains a CPU, on-chip CLOCK, ROM, RAM, I/O, and TIMER. It is designed for the user who needs an economical microcomputer with the proven capabilities of the 6800-based instruction set. A comparison of the key features of several members of the 6805 Family of Microcomputers is shown at the end of this data sheet. The following are some of the hardware and software highlights of the EF6805U3 MCU.
HARDWARE FEATURES
. 32 TTL/CMOS COMPATIBLE I/O LINES
. 24 BIDIRECTIONAL (8 lines are LED compatible)
. 8 INPUT-ONLY
. 3776 BYTES OF USER ROM
. 112 BYTES OF RAM
. SELF-CHECK MODE
. ZERO-CROSSING DETECT/INTERRUPT
. INTERNAL 8-BIT TIMER WITH 7-BIT SOFTWARE PROGRAMMABLE PRESCALER AND CLOCK SOURCE
. 5V SINGLE SUPPLY
SOFTWARE FEATURES
. 10 POWERFUL ADDRESSING MODES
. BYTE EFFICIENT INSTRUCTION SET WITH TRUE BIT MANIPULATION, BIT TEST, AND BRANCH INSTRUCTIONS
. SINGLE INSTRUCTION MEMORY EXAMINE/CHANGE
. POWERFUL INDEXED ADDRESSING FOR TABLES
. FULL SET OF CONDITIONAL BRANCHES
. MEMORY USABLE AS REGISTER/FLAGS
. COMPLETE DEVELOPMENT SYSTEM SUPPORT ON INICE
USER SELECTABLE OPTIONS
. 8 BIDIRECTIONAL I/O LINES WITH TTL OR TTL/CMOS INTERFACE OPTION
. 8 BIDIRECTIONAL I/O LINES WITH TTL OR OPEN-DRAIN INTERFACE OPTION
. CRYSTAL OR LOW-COST RESISTOR OSCIL LATOR OPTION
. LOW VOLTAGE INHIBIT OPTION
. VECTORED INTERRUPTS : TIMER, SOFTWARE, AND EXTERNAL
. USER CALLABLE SELF-CHECK SUBROUTINES
产品属性
- 型号:
EF6805R2
- 制造商:
STMICROELECTRONICS
- 制造商全称:
STMicroelectronics
- 功能描述:
8-BIT MICROCOMPUTER UNIT
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
ST |
23+ |
原厂原封 |
16900 |
正规渠道,只有原装! |
询价 | ||
ST |
05+ |
原厂原装 |
60 |
只做全新原装真实现货供应 |
询价 | ||
ST |
23+ |
NA |
16900 |
支持样品,原装现货,提供技术支持! |
询价 | ||
ST |
589220 |
16余年资质 绝对原盒原盘 更多数量 |
询价 | ||||
MOTOROLA/摩托罗拉 |
21+ROHS |
DIP |
10000 |
原厂授权一级代理,专业海外优势订货,价格优势、品种 |
询价 | ||
THOM |
07+ |
DIP |
8200 |
询价 | |||
ST |
23+ |
589610 |
新到现货 原厂一手货源 价格秒杀代理! |
询价 | |||
ST |
2201+ |
DIP-40 |
10961 |
一级代理/分销渠道价格优势 十年芯程一路只做原装正品 |
询价 | ||
ST |
87+ |
DIP-40 |
112 |
一级代理,专注军工、汽车、医疗、工业、新能源、电力 |
询价 | ||
MC |
21+ |
DIP40 |
13880 |
公司只售原装,支持实单 |
询价 |