參數(shù)資料
型號(hào): MCP23016
廠商: Microchip Technology Inc.
英文描述: 16-Bit I2C I/O Expander(16位I/O口擴(kuò)展芯片)
中文描述: 16位I2C I / O擴(kuò)展(16位的I / O口擴(kuò)展芯片)
文件頁數(shù): 5/38頁
文件大?。?/td> 578K
代理商: MCP23016
2003 Microchip Technology Inc.
DS20090B-page 5
MCP23016
1.7
Register Block
The register block contains the Configuration and Port registers, as shown in Table 1-5.
TABLE 1-5:
REGISTER SUMMARY
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Value on
POR
Port Registers
GP0
GP1
OLAT0
OLAT1
GP0.7
GP1.7
OL0.7
OL1.7
GP0.6
GP1.6
OL0.6
OL1.6
GP0.5
GP1.5
OL0.5
OL1.5
GP0.4
GP1.4
OL0.4
OL1.4
GP0.3
GP1.3
OL0.3
OL1.3
GP0.2
GP1.2
OL0.2
OL1.2
GP0.1
GP1.1
OL0.1
OL1.1
GP0.0
GP0.0
OL0.0
OL1.0
0000 0000
0000 0000
0000 0000
0000 0000
Configuration Registers
IPOL0
IPOL1
IODIR0
IODIR1
INTCAP0
INTCAP1
IOCON0
IOCON1
Legend:
IGP0.7
IGP1.7
IOD0.7
IOD1.7
ICP0.7
ICP1.7
1’ bit is set, ‘0’ bit is cleared, x = unknown, — = unimplemented.
IGP0.6
IGP1.6
IOD0.6
IOD1.6
ICP0.6
ICP1.6
IGP0.5
IGP1.5
IOD0.5
IOD1.5
ICP0.5
ICP1.5
IGP0.4
IGP1.4
IOD0.4
IOD1.4
ICP0.4
ICP1.4
IGP0.3
IGP1.3
IOD0.3
IOD1.3
ICP0.3
ICP1.3
IGP0.2
IGP1.2
IOD0.2
IOD1.2
ICP0.2
ICP1.2
IGP0.1
IGP1.1
IOD0.1
IOD1.1
ICP0.1
ICP1.1
IGP0.0
IGP1.0
IOD0.0
IOD1.0
ICP0.0
ICP1.0
IARES
IARES
0000 0000
0000 0000
1111 1111
1111 1111
xxxx xxxx
xxxx xxxx
---- ---0
---- ---0
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