參數(shù)資料
型號: PIC16LF721-I/P
廠商: Microchip Technology
文件頁數(shù): 89/135頁
文件大小: 0K
描述: MCU PIC 4K FLASH 20-DIP
產(chǎn)品培訓模塊: 8-bit PIC® Microcontroller Portfolio
標準包裝: 22
系列: PIC® XLP™ 16F
核心處理器: PIC
芯體尺寸: 8-位
速度: 16MHz
連通性: I²C,SPI,UART/USART
外圍設(shè)備: 欠壓檢測/復(fù)位,POR,PWM,WDT
輸入/輸出數(shù): 17
程序存儲器容量: 7KB(4K x 14)
程序存儲器類型: 閃存
RAM 容量: 256 x 8
電壓 - 電源 (Vcc/Vdd): 1.8 V ~ 3.6 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 12x8b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 20-DIP(0.300",7.62mm)
包裝: 管件
2010-2011 Microchip Technology Inc.
Preliminary
DS41430C-page 57
PIC16(L)F720/721
REGISTER 6-6:
PORTB: PORTB REGISTER
R/W-x/u
U-0
RB7
RB6
RB5
RB4
bit 7
bit 0
Legend:
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
-n = Value at POR
‘1’ = Bit is set
‘0’ = Bit is cleared
x = Bit is unknown
bit 7-4
RB<7:4>: PORTB I/O Pin bit
1 = Port pin is > VIH
0 = Port pin is < VIL
bit 3-0
Unimplemented: Read as ‘0’
REGISTER 6-7:
TRISB: PORTB TRI-STATE REGISTER
R/W-1
U-0
TRISB7
TRISB6
TRISB5
TRISB4
bit 7
bit 0
Legend:
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
-n = Value at POR
‘1’ = Bit is set
‘0’ = Bit is cleared
x = Bit is unknown
bit 7-4
TRISB<7:4>: PORTB Tri-State Control bit
1 = PORTB pin configured as an input (tri-stated)
0 = PORTB pin configured as an output
bit 3-0
Unimplemented: Read as ‘0’
REGISTER 6-8:
WPUB: WEAK PULL-UP PORTB REGISTER
R/W-1
U-0
WPUB7
WPUB6
WPUB5
WPUB4
bit 7
bit 0
Legend:
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
-n = Value at POR
‘1’ = Bit is set
‘0’ = Bit is cleared
x = Bit is unknown
bit 7-4
WPUB<7:4>: Weak Pull-up PORTB Control bits
1 = Weak pull-up enabled (1,2)
0 = Weak pull-up disabled
bit 3-0
Unimplemented: Read as ‘0’
Note 1:
Global RABPU bit of the OPTION_REG register must be cleared for individual pull-ups to be enabled.
2:
The weak pull-up device is automatically disabled if the pin is in configured as an output.
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