參數(shù)資料
型號: MCP23009T-E/SS
廠商: Microchip Technology
文件頁數(shù): 11/50頁
文件大小: 0K
描述: IC I/O EXPANDER I2C 8B 20SSOP
標準包裝: 1,600
接口: I²C
輸入/輸出數(shù): 8
中斷輸出:
頻率 - 時鐘: 3.4MHz
電源電壓: 1.8 V ~ 5.5 V
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 20-SSOP(0.209",5.30mm 寬)
供應商設備封裝: 20-SSOP
包裝: 帶卷 (TR)
2009 Microchip Technology Inc.
DS22121B-page 19
MCP23009/MCP23S09
1.6.4
DEFAULT COMPARE REGISTER
FOR INTERRUPT-ON-CHANGE
The default comparison value is configured in the
DEFVAL register. If enabled (via GPINTEN and
INTCON) to compare against the DEFVAL register, an
opposite value on the associated pin will cause an
interrupt to occur.
REGISTER 1-4:
DEFVAL – DEFAULT VALUE REGISTER
R/W-0
DEF7
DEF6
DEF5
DEF4
DEF3
DEF2
DEF1
DEF0
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 7-0
DEF7:DEF0: Sets the compare value for pins configured for interrupt-on-change from defaults <7:0>.
Refer to INTCON.
If the associated pin level is the opposite from the register bit, an interrupt occurs.
Refer to INTCON and GPINTEN.
相關(guān)PDF資料
PDF描述
MCP23017T-E/SO IC I/O EXPANDER I2C 16B 28SOIC
MCP23S08T-E/ML IC I/O EXPANDER SPI 8B 20QFN
MCP23S08T-E/SS IC I/O EXPANDER SPI 8B 20SSOP
MCP23008T-E/ML IC I/O EXPANDER I2C 8B 20QFN
MCP23008T-E/SS IC I/O EXPANDER I2C 8B 20SSOP
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MCP23016 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:16-Bit I2C⑩ I/O Expander
MCP23016-I/ML 功能描述:接口-I/O擴展器 16 bit In/Out RoHS:否 制造商:NXP Semiconductors 邏輯系列: 輸入/輸出端數(shù)量: 最大工作頻率:100 kHz 工作電源電壓:1.65 V to 5.5 V 工作溫度范圍:- 40 C to + 85 C 安裝風格:SMD/SMT 封裝 / 箱體:HVQFN-16 封裝:Reel
MCP23016-I/SO 功能描述:接口-I/O擴展器 16 bit In/Out RoHS:否 制造商:NXP Semiconductors 邏輯系列: 輸入/輸出端數(shù)量: 最大工作頻率:100 kHz 工作電源電壓:1.65 V to 5.5 V 工作溫度范圍:- 40 C to + 85 C 安裝風格:SMD/SMT 封裝 / 箱體:HVQFN-16 封裝:Reel
MCP23016-I/SO 制造商:Microchip Technology Inc 功能描述:I/O Expander IC
MCP23016-I/SP 功能描述:接口-I/O擴展器 16 bit In/Out RoHS:否 制造商:NXP Semiconductors 邏輯系列: 輸入/輸出端數(shù)量: 最大工作頻率:100 kHz 工作電源電壓:1.65 V to 5.5 V 工作溫度范圍:- 40 C to + 85 C 安裝風格:SMD/SMT 封裝 / 箱體:HVQFN-16 封裝:Reel