參數(shù)資料
型號(hào): PIC12F505
廠商: Microchip Technology Inc.
元件分類: 8位微控制器
英文描述: 8/14-Pin, 8-Bit Flash Microcontrollers
中文描述: 8/14-Pin,8位閃存微控制器
文件頁(yè)數(shù): 13/100頁(yè)
文件大?。?/td> 741K
代理商: PIC12F505
2007 Microchip Technology Inc.
Preliminary
DS41236C-page 11
PIC12F508/509/16F505
TABLE 3-2:
PIC12F508/509 PINOUT DESCRIPTION
Name
Function
Input
Type
Output
Type
Description
GP0/ICSPDAT
GP0
TTL
CMOS Bidirectional I/O pin. Can be software programmed for internal
weak pull-up and wake-up from Sleep on pin change.
CMOS In-Circuit Serial Programming data pin.
CMOS Bidirectional I/O pin. Can be software programmed for internal
weak pull-up and wake-up from Sleep on pin change.
CMOS In-Circuit Serial Programming clock pin.
CMOS Bidirectional I/O pin.
Clock input to TMR0.
Input pin. Can be software programmed for internal weak
pull-up and wake-up from Sleep on pin change.
Master Clear (Reset). When configured as MCLR, this pin is
an active-low Reset to the device. Voltage on MCLR/V
PP
must
not exceed V
DD
during normal device operation or the device
will enter Programming mode. Weak pull-up always on if
configured as MCLR.
Programming voltage input.
CMOS Bidirectional I/O pin.
XTAL
Oscillator crystal output. Connections to crystal or resonator in
Crystal Oscillator mode (XT and LP modes only, GPIO in other
modes).
CMOS Bidirectional I/O pin.
Oscillator crystal input.
External clock source input.
P
Positive supply for logic and I/O pins.
P
Ground reference for logic and I/O pins.
I = Input, O = Output, I/O = Input/Output, P = Power, — = Not used, TTL = TTL input,
ST = Schmitt Trigger input, HV = High Voltage
ICSPDAT
GP1
ST
TTL
GP1/ICSPCLK
ICSPCLK
GP2
T0CKI
GP3
ST
TTL
ST
TTL
GP2/T0CKI
GP3/MCLR/V
PP
MCLR
ST
V
PP
GP4
OSC2
HV
TTL
GP4/OSC2
GP5/OSC1/CLKIN
GP5
OSC1
CLKIN
V
DD
V
SS
TTL
XTAL
ST
V
DD
V
SS
Legend:
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