参数资料
型号: ADM00419
厂商: Microchip Technology
文件页数: 10/82页
文件大小: 0K
描述: BREAKOUT MODULE MCP2210
产品培训模块: MCP2210 Evaluation Kit
标准包装: 1
主要目的: 接口,USB 至 SPI
嵌入式:
已用 IC / 零件: MCP2210
主要属性: 全速(12Mbps)
次要属性: USB 供电
已供物品: 板,线缆
MCP2210
DS22288A-page 18
2011 Microchip Technology Inc.
3.1.3
SET USB POWER-UP KEY PARAMETERS
3.1.3.1
Responses
TABLE 3-8:
COMMAND STRUCTURE
Byte
Index
Meaning
0
0x60 – Set Chip NVRAM Parameters – command code
1
0x30 – Set USB Power-up Key Parameters – sub-command code
2
0x00 – Reserved
3
0x00 – Reserved
4
VID – 16-bit value (low byte)
5
VID – 16-bit value (high byte)
6
PID – 16-bit value (low byte)
7
VID – 16-bit value (high byte)
8
Chip Power Option (as per USB specs – Chapter 9)
Bit 7 – Host Powered (1 = yes; 0 = no)
Bit 6 – Self Powered (1 = yes; 0 = no)
Bit 5 – Remote Wake-up Capable
Bit 4 – Reserved – fill with 0
Bit 3 – Reserved – fill with 0
Bit 2 – Reserved – fill with 0
Bit 1 – Reserved – fill with 0
Bit 0 – Reserved – fill with 0
Note:
Only bit 6 or bit 7 should be set, not both.
9
Requested Current Amount from USB Host (quanta of 2 mA)
Example: For 100 mA fill this byte index with 50 (in decimal) or 0x32.
10-63
Reserved – fill with 0x00
TABLE 3-9:
RESPONSE 1 STRUCTURE
Byte
Index
Meaning
00x60 – Set Chip NVRAM Parameters – echo back the given command code
10xFB – Blocked Access – The provided password is not matching the one stored in the chip or the
settings are permanently locked.
2-63
Don’t Care
TABLE 3-10:
RESPONSE 2 STRUCTURE
Byte
Index
Meaning
00x60 – Set Chip NVRAM Parameters – echo back the given command code
10x00 – Command Completed Successfully – Settings written
20x30 – Sub-command Echoed Back for Set USB Power-up Key Parameters code
3-63
Don’t Care
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