參數(shù)資料
型號: PIC16C554-04/P
廠商: Microchip Technology
文件頁數(shù): 30/108頁
文件大?。?/td> 0K
描述: IC MCU OTP 512X14 18DIP
產(chǎn)品培訓(xùn)模塊: Asynchronous Stimulus
8-bit PIC® Microcontroller Portfolio
標(biāo)準包裝: 25
系列: PIC® 16C
核心處理器: PIC
芯體尺寸: 8-位
速度: 4MHz
外圍設(shè)備: POR,WDT
輸入/輸出數(shù): 13
程序存儲器容量: 896B(512 x 14)
程序存儲器類型: OTP
RAM 容量: 80 x 8
電壓 - 電源 (Vcc/Vdd): 3 V ~ 5.5 V
振蕩器型: 外部
工作溫度: 0°C ~ 70°C
封裝/外殼: 18-DIP(0.300",7.62mm)
包裝: 管件
產(chǎn)品目錄頁面: 635 (CN2011-ZH PDF)
配用: ISPICR1-ND - ADAPTER IN-CIRCUIT PROGRAMMING
309-1059-ND - ADAPTER 18 ZIF BD W/18SO PLUGS
DVA16XP180-ND - ADAPTER DEVICE FOR MPLAB-ICE
AC164010-ND - MODULE SKT PROMATEII DIP/SOIC
PIC16C55X
DS40143D-page 26
Preliminary
2002 Microchip Technology Inc.
FIGURE 5-4:
BLOCK DIAGRAM OF RB3:RB0 PINS
TABLE 5-3:
PORTB FUNCTIONS
TABLE 5-4:
SUMMARY OF REGISTERS ASSOCIATED WITH PORTB AND TRISB
Name
Bit #
Buffer Type
Function
RB0/INT
Bit 0
TTL/ST(1)
Bi-directional I/O port. Internal software programmable weak pull-up.
RB1
Bit 1
TTL
Bi-directional I/O port. Internal software programmable weak pull-up.
RB2
Bit 2
TTL
Bi-directional I/O port. Internal software programmable weak pull-up.
RB3
Bit 3
TTL
Bi-directional I/O port. Internal software programmable weak pull-up.
RB4
Bit 4
TTL
Bi-directional I/O port (with interrupt-on-change). Internal software programmable
weak pull-up.
RB5
Bit 5
TTL
Bi-directional I/O port (with interrupt-on-change). Internal software programmable
weak pull-up.
RB6
Bit 6
TTL/ST(2)
Bi-directional I/O port (with interrupt-on-change). Internal software programmable
weak pull-up. Serial programming clock pin.
RB7
Bit 7
TTL/ST(2)
Bi-directional I/O port (with interrupt-on-change). Internal software programmable
weak pull-up. Serial programming data pin.
Legend:
ST = Schmitt Trigger, 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
Value on
All Other
RESETS
06h
PORTB
RB7
RB6
RB5
RB4
RB3
RB2
RB1
RB0
xxxx xxxx
uuuu uuuu
86h
TRISB
TRISB7
TRISB6
TRISB5
TRISB4
TRISB3
TRISB2
TRISB1
TRISB0
1111 1111
81h
OPTION
RBPU
INTEDG
T0CS
T0SE
PSA
PS2
PS1
PS0
1111 1111
0BH, 8BH
INTCON
GIE
Reserved
T0IE
INTE
BRIE
T0IF
INTF
RBIF
0000 000x
Legend:
x = unknown, u = unchanged
Note
1:
Shaded bits are not used by PORTB.
P
N
V
SS
V
DD
RBPU(1)
P
V
DD
I/O
Data Bus
WR PORTB
WR TRISB
RD TRISB
RD PORTB
weak
pull-up
RD PORTB
Latch
TTL
Input
Buffer
pin
ST
Buffer
RB0/INT
V
DD
V
SS
ST
Buffer
EN
Q
D
Data Latch
TRIS Latch
Q
D
CK
Q
D
Q
CK
Note
1:
TRISB = 1 enables weak pull-up if RBPU = ‘0’ (OPTION<7>).
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