參數(shù)資料
型號(hào): MCP2200T-I/MQ
廠商: Microchip Technology
文件頁(yè)數(shù): 25/34頁(yè)
文件大?。?/td> 0K
描述: IC USB 2.0 - UART 20QFN
標(biāo)準(zhǔn)包裝: 3,300
特點(diǎn): USB 至 UART
通道數(shù): 8
FIFO's: 256 字節(jié)
規(guī)程: USB 2.0
電源電壓: 3 V ~ 5.5 V
帶自動(dòng)流量控制功能:
安裝類(lèi)型: 表面貼裝
封裝/外殼: 20-VQFN 裸露焊盤(pán)
供應(yīng)商設(shè)備封裝: 20-VQFN
包裝: 帶卷 (TR)
2009 Microchip Technology Inc.
DS41288F-page 31
PIC16F610/616/16HV610/616
3.4.1.1
OSCTUNE Register
The oscillator is factory calibrated but can be adjusted
in software by writing to the OSCTUNE register
The default value of the OSCTUNE register is ‘0’. The
value is a 5-bit two’s complement number.
When the OSCTUNE register is modified, the frequency
will begin shifting to the new frequency. Code execution
continues during this shift. There is no indication that the
shift has occurred.
TABLE 3-2:
SUMMARY OF REGISTERS ASSOCIATED WITH CLOCK SOURCES
REGISTER 3-1:
OSCTUNE: OSCILLATOR TUNING REGISTER
U-0
R/W-0
TUN4
TUN3
TUN2
TUN1
TUN0
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 7-5
Unimplemented: Read as ‘0’
bit 4-0
TUN<4:0>: Frequency Tuning bits
01111
= Maximum frequency
01110
=
00001
=
00000
= Oscillator module is running at the manufacturer calibrated frequency.
11111
=
10000
= Minimum frequency
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(1)
CONFIG(2)
IOSCFS
CP
MCLRE
PWRTE
WDTE
FOSC2
FOSC1
FOSC0
OSCTUNE
TUN4
TUN3
TUN2
TUN1
TUN0
---0 0000
---u uuuu
Legend:
x
= unknown, u = unchanged, – = unimplemented locations read as ‘0’. Shaded cells are not used by oscillators.
Note
1:
Other (non Power-up) Resets include MCLR Reset and Watchdog Timer Reset during normal operation.
2:
See Configuration Word register (Register 12-1) for operation of all register bits.
相關(guān)PDF資料
PDF描述
MCP2210T-I/MQ IC CONVERTER USB-PCI 20-QFN
MCP23008-E/ML IC I/O EXPANDER I2C 8B 20QFN
MCP23016T-I/ML IC I/O EXPANDER I2C 16B 28QFN
MCP23018T-E/SS IC I/O EXPANDER I2C 16B 24SSOP
MCP23S09-E/P IC I/O EXPANDER SPI 8B 18DIP
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MCP2200T-ISO 制造商:MICROCHIP 制造商全稱(chēng):Microchip Technology 功能描述:USB 2.0 to UART Protocol Converter with GPIO
MCP2200T-ISS 制造商:MICROCHIP 制造商全稱(chēng):Microchip Technology 功能描述:USB 2.0 to UART Protocol Converter with GPIO
MCP-220-51202-0N 制造商:SUPER MICRO COMPUTER, INC. 功能描述:DVD KIT - Bulk
MCP-220-73201-0N 制造商:Supermicro Computer Inc 功能描述:SC732 2.5INCH HDD CAGE - Bulk
MCP-220-81502-0N 制造商:Supermicro Computer Inc 功能描述:Slim SATA DVD Kit 制造商:Supermicro Computer Inc 功能描述:SLIM SATA DVD KIT - Bulk 制造商:Supermicro Computer 功能描述: 制造商:Supermicro Computer 功能描述:Slim SATA DVD Kit