参数资料
型号: MCP2210T-I/SO
厂商: Microchip Technology
文件页数: 41/82页
文件大小: 0K
描述: IC CONVERTER USB-PCI 20-SOIC
产品培训模块: MCP2210 Evaluation Kit
标准包装: 1,600
应用: 带 GPIO 的 USB 至 SPI 连接器
接口: SPI,USB
电源电压: 3.3 V ~ 5.5 V
封装/外壳: 20-SOIC(0.295",7.50mm 宽)
供应商设备封装: 20-SOIC W
包装: 带卷 (TR)
安装类型: 表面贴装
MCP2210
DS22288A-page 46
2011 Microchip Technology Inc.
3.2.5
GET (VM) GPIO CURRENT PIN DIRECTION
3.2.5.1
Responses
FIGURE 3-16:
GET (VM) GPIO CURRENT PIN DIRECTION LOGIC FLOW
TABLE 3-42:
COMMAND STRUCTURE
Byte
Index
Meaning
0
0x33 – Get (VM) GPIO Current Pin Direction
1
0x00 – Reserved
2
0x00 – Reserved
3-63
0x00 – Reserved
TABLE 3-43:
RESPONSE 1 STRUCTURE
Byte
Index
Meaning
00x33 – Get (VM) GPIO Current Pin Direction – echos back the given command code
10x00 – Command Completed Successfully
2
Don’t Care
3
Don’t Care
4
GPIO Direction – 16-bit value (low byte):
MSB
LSB
GP7DIR GP6DIR GP5DIR GP4DIR GP3DIR GP2DIR GP1DIR GP0DIR
5
GPIO Direction – 16-bit value (high byte):
MSB
LSB
x
GP8DIR
6-63
Don’t Care
Note 1:
This command will only have an effect on those GPs previously configured as GPIOs.
Get RAM GPIO
Direction
Response 1
RAM GPIO
Direction
Retrieved
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