參數(shù)資料
型號(hào): PIC16C554
廠商: Microchip Technology Inc.
英文描述: EPROM-Based 8-Bit CMOS Microcontroller(每個(gè)I/O口有25mA驅(qū)動(dòng)/吸收電流,2.5V,微控制器)
中文描述: 存儲(chǔ)器為基礎(chǔ)的8位CMOS微控制器(每個(gè)的I / O口有25毫安驅(qū)動(dòng)/吸收電流,2.5V和微控制器)
文件頁(yè)數(shù): 34/104頁(yè)
文件大?。?/td> 697K
代理商: PIC16C554
PIC16C55X
DS40143A-page 34
Preliminary
1996 Microchip Technology Inc.
7.1
Configuration Bits
The configuration bits can be programmed (read as '0')
or left unprogrammed (read as '1') to select various
device configurations. These bits are mapped in
program memory location 2007h.
The user will note that address 2007h is beyond
the user program memory space. In fact, it belongs
to the special test/configuration memory space
(2000h – 3FFFh), which can be accessed only during
programming.
FIGURE 7-1:
CONFIGURATION WORD
CP1
CP0
CP1
CP0
CP1
CP0
Reserved CP1
CP0
PWRTE WDTE F0SC1 F0SC0
CONFIG
REGISTER:
Address
2007h
bit13
bit0
bit 13-8
5-4:
CP<1:0>:
11
= Code protection off
10
= Upper half of program memory code protected
01
= Upper 3/4th of program memory code protected
00
= All memory is code protected
Code protection bits
(1)
bit 7:
Unimplemented
: Read as '1'
bit 6:
Reserved:
Do not use
bit 3:
PWRTE
1 = PWRT disabled
0 = PWRT enabled
: Power-up Timer Enable bit
bit 2:
WDTE
1 = WDT enabled
0 = WDT disabled
: Watchdog Timer Enable bit
bit 1-0:
FOSC1:FOSC0
11
= RC oscillator
10
= HS oscillator
01
= XT oscillator
00
= LP oscillator
: Oscillator Selection bits
Note 1:
All of the CP1:CP0 pairs have to be given the same value to enable the code protection scheme listed.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
PIC16C554/JW 功能描述:8位微控制器 -MCU .875KB 80 RAM 13 I/O RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
PIC16C554-04/P 功能描述:8位微控制器 -MCU .875KB 80 RAM 13 I/O RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
PIC16C554-04/P 制造商:Microchip Technology Inc 功能描述:IC 8-BIT CMOS MCU
PIC16C554-04/SO 功能描述:8位微控制器 -MCU .875KB 80 RAM 13 I/O RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
PIC16C554-04/SO 制造商:Microchip Technology Inc 功能描述:8BIT CMOS MCU SMD 16C554 SOIC18