參數(shù)資料
型號: PIC16C642
廠商: Microchip Technology Inc.
英文描述: 8-Bit EPROM Microcontrollers with Analog Comparators(每個(gè)I/O口有25mA驅(qū)動(dòng)/吸收電流,可編程Vref,微控制器)
中文描述: 8位EPROM微控制器與模擬比較器(每個(gè)的I / O口有25毫安驅(qū)動(dòng)/吸收電流,可編程Vref的,微控制器)
文件頁數(shù): 33/136頁
文件大?。?/td> 837K
代理商: PIC16C642
1996 Microchip Technology Inc.
Preliminary
DS30559A-page 33
PIC16C64X & PIC16C66X
EXAMPLE 5-2:
INITIALIZING PORTB
CLRF PORTB ; Initialize PORTB by
; clearing output
; data latches
BSF STATUS, RP0 ; Select Bank 1
MOVLW 0xCF ; Value used to
; initialize data
; direction
MOVWF TRISB ; Set RB<3:0> as inputs
; RB<5:4> as outputs
; RB<7:6> as inputs
TABLE 5-3:
PORTB FUNCTIONS
TABLE 5-4:
SUMMARY OF REGISTERS ASSOCIATED WITH PORTB
Name
Bit #
bit0
Buffer Type
Function
RB0/INT
TTL/ST
(1)
Input/output or external interrupt input. Internal software programmable
weak pull-up.
Input/output pin. Internal software programmable weak pull-up.
Input/output pin. Internal software programmable weak pull-up.
Input/output pin. Internal software programmable weak pull-up.
Input/output pin (with interrupt on change). Internal software programmable
weak pull-up.
Input/output pin (with interrupt on change). Internal software programmable
weak pull-up.
Input/output pin (with interrupt on change). Internal software programmable
weak pull-up. Serial programming clock pin.
Input/output pin (with interrupt on change). Internal software programmable
weak pull-up. Serial programming data pin.
RB1
RB2
RB3
RB4
bit1
bit2
bit3
bit4
TTL
TTL
TTL
TTL
RB5
bit5
TTL
RB6
bit6
TTL/ST
(2)
RB7
bit7
TTL/ST
(2)
Legend: ST = Schmitt Trigger input, TTL = TTL input
Note 1: This buffer is a Schmitt Trigger input when configured as the external interrupt.
2: This buffer is a Schmitt Trigger input when used in serial programming mode.
Address
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Value on:
POR,
BOR
Value on
all other
resets
06h
86h
81h
Legend:
PORTB
TRISB
OPTION
x
= unknown,
RB7
TRISB7
RBPU
u
= unchanged, shaded cells are not used by PORTB.
RB6
TRISB6
INTEDG
RB5
TRISB5
T0CS
RB4
TRISB4
T0SE
RB3
TRISB3
PSA
RB2
TRISB2
PS2
RB1
TRISB1
PS1
RB0
TRISB0
PS0
xxxx xxxx
1111 1111
1111 1111
uuuu uuuu
1111 1111
1111 1111
相關(guān)PDF資料
PDF描述
PIC16C64A Using the 8-Bit Parallel Slave Port(每個(gè)I/O口有25mA驅(qū)動(dòng)/吸收電流,并行從動(dòng)口,1路捕捉/比較/PWM的微控制器)
PIC16C66 8-Bit CMOS Microcontrollers(每個(gè)I/O口有25mA驅(qū)動(dòng)/吸收電流,1路捕捉/比較/PWM的微控制器)
PIC16C67 8-Bit CMOS Microcontrollers(每個(gè)I/O口有25mA驅(qū)動(dòng)/吸收電流,1路捕捉/比較/PWM的微控制器)
PIC16C62 8-Bit CMOS Microcontrollers(每個(gè)I/O口有25mA驅(qū)動(dòng)/吸收電流,22個(gè)I/O,2.5V的微控制器)
PIC16C62A 8-Bit CMOS Microcontrollers(每個(gè)I/O口有25mA驅(qū)動(dòng)/吸收電流,22個(gè)I/O,2.5V的微控制器)
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
PIC16C642/JW 功能描述:8位微控制器 -MCU 7KB 176 RAM 22 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
PIC16C642-04/SO 功能描述:8位微控制器 -MCU 7KB 176 RAM 22 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
PIC16C642-04/SP 功能描述:8位微控制器 -MCU 7KB 176 RAM 22 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
PIC16C642-04E/SO 功能描述:8位微控制器 -MCU 7KB 176 RAM 22 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
PIC16C642-04E/SP 功能描述:8位微控制器 -MCU 7KB 176 RAM 22 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