参数资料
型号: MCP2210T-I/SS
厂商: Microchip Technology
文件页数: 24/82页
文件大小: 0K
描述: IC CONVERTER USB-PCI 20-SSOP
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-SSOP(0.209",5.30mm 宽)
供应商设备封装: 20-SSOP
包装: 带卷 (TR)
安装类型: 表面贴装
MCP2210
DS22288A-page 30
2011 Microchip Technology Inc.
3.1.9
GET USB MANUFACTURER NAME
3.1.9.1
Responses
FIGURE 3-9:
GET USB MANUFACTURER NAME LOGIC FLOW
TABLE 3-23:
COMMAND STRUCTURE
Byte
Index
Meaning
00x61 – Get NVRAM Settings – command code
10x50 – Get USB Manufacturer Name – sub-command code
20x00 – Reserved
3-63
0x00 – Reserved
TABLE 3-24:
RESPONSE 1 STRUCTURE
Byte
Index
Meaning
0
0x61 – Get NVRAM Settings – echos back the given command code
1
0x00 – Command Completed Successfully
2
0x50 – Sub-command Echoed Back for Get USB Manufacturer Name code
3
Don’t Care
4
Total USB String Descriptor Length (this is the length of the Manufacturer string multiplied by 2 + 2)
Example: “Microchip Technology Inc.” has 25 Unicode characters.
- The retrieved value is: (25 x 2) + 2 = 52 (decimal) = 0x34
5
USB String Descriptor ID – always 0x03
6
Unicode Character Low Byte
Example: For the “Microchip Technology Inc.” Unicode string, there will be the low byte of the Unicode
for character “M”.
- This byte index will have a value of 0x4D
7
Unicode Character High Byte
Example: For the “Microchip Technology Inc.” Unicode string, there will be the high byte of the
Unicode for character “M”.
- This byte index will have a value of 0x00
8-63
Remaining Unicode Characters
Get NVRAM USB
Manufacturer Name
Response 1
NVRAM USB
Manufacturer
Name Retrieved
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