参数资料
型号: MCP2210T-I/SO
厂商: Microchip Technology
文件页数: 27/82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
2011 Microchip Technology Inc.
DS22288A-page 33
MCP2210
FIGURE 3-11:
SEND ACCESS PASSWORD LOGIC FLOW
TABLE 3-31:
RESPONSE 4 STRUCTURE
Byte
Index
Meaning
00x70 – SEND ACCESS Password – echos back the given command code
10xFB – Access Not Allowed – Chip conditional access is on, the password does not match and the
number of attempts is above the accepted threshold of 5. The Access Password mechanism is
temporarily blocked and no further password access will be accepted until the next power-up.
2
Don’t Care
3-63
Don’t Care
TABLE 3-32:
RESPONSE 5 STRUCTURE
Byte
Index
Meaning
00x70 – SEND ACCESS Password – echos back the given command code
10x00 – Command Completed Successfully – Chip conditional access is on, the supplied password is
matching the one stored in the chip’s NVRAM.
2
Don’t Care
3-63
Don’t Care
Send Access
Password
FALSE
TRUE
FALSE
TRUE
Response 1
Response 2
Response 4
Response 3
Response 5
Chip Settings
Protected
Chip Settings
Not Protected
Access Granted
Permanent Lock
Password
Protected
Password
Attempts
< 5
Password
Matched
Access Granted
Chip Access Rejected
Increment
the Number of Attempts
Temporarily
Chip Access Lock
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