參數(shù)資料
型號： MCP2210T-I/MQ
廠商： Microchip Technology
文件頁數(shù)： 27/82頁
文件大?。?/td> 0K
描述： IC CONVERTER USB-PCI 20-QFN
產(chǎn)品培訓模塊： MCP2210 Evaluation Kit
標準包裝： 3,300
應(yīng)用： 帶 GPIO 的 USB 至 SPI 連接器
接口： SPI，USB
電源電壓： 3.3 V ~ 5.5 V
封裝/外殼： 20-VQFN 裸露焊盤
供應(yīng)商設(shè)備封裝： 20-QFN（5x5）
包裝： 帶卷 (TR)
安裝類型： 表面貼裝
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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