參數(shù)資料
型號(hào): MCP2210-I/SO
廠商: Microchip Technology
文件頁(yè)數(shù): 50/82頁(yè)
文件大小: 0K
描述: IC CONVERTER USB-PCI 20-SOIC
產(chǎn)品培訓(xùn)模塊: MCP2210 Evaluation Kit
標(biāo)準(zhǔn)包裝: 38
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-SOIC(0.295",7.50mm 寬)
供應(yīng)商設(shè)備封裝: 20-SOIC W
包裝: 管件
安裝類型: 表面貼裝
MCP2210
DS22288A-page 54
2011 Microchip Technology Inc.
3.5
SPI Data Transfer
The set of commands/responses described in this section relates to the SPI data transfer functionality.
3.5.1
TRANSFER SPI DATA
3.5.1.1
Responses
TABLE 3-58:
COMMAND STRUCTURE
Byte
Index
Meaning
00x42 – Transfer SPI Data – command code
1
The number of bytes to be transferred in this packet (from 0 to 60 inclusively)
20x00 – Reserved
30x00 – Reserved
4-63
The SPI Data to be sent on the data transfer
TABLE 3-59:
RESPONSE 1 STRUCTURE
Byte
Index
Meaning
0
0x42 – Transfer SPI Data – echos back the given command code
10xF7 – SPI Data Not Accepted – SPI bus not available (the external owner has control over it)
2
Don’t Care
3-63
Don’t Care
TABLE 3-60:
RESPONSES 2 STRUCTURE
Byte
Index
Meaning
0
0x42 – Transfer SPI Data – echos back the given command code
1
0x00 – SPI Data accepted – Command Completed Successfully – SPI data accepted
2
How many SPI received data bytes the chip is sending back to the host
3
SPI Transfer Engine Status
0x20 – SPI transfer started – no data to receive
4-63
SPI Received Data Bytes. The number of data bytes is specified at byte index 2
TABLE 3-61:
RESPONSE 3 STRUCTURE
Byte
Index
Meaning
0
0x42 – Transfer SPI Data – echos back the given command code
10xF8 – SPI Data Not Accepted – SPI transfer in progress – cannot accept any data for the moment
2
Don’t Care
3-63
Don’t Care
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