Microchip Technology ADM00419 Data Sheet
2011 Microchip Technology Inc.
DS22288A-page 57
MCP2210
3.5.3
REQUEST SPI BUS RELEASE
3.5.3.1
Responses
TABLE 3-66:
COMMAND STRUCTURE
Byte
Index
Meaning
0
0x80 – Request SPI bus Release – command code
1
The value of the SPI Bus Release ACK pin (only if GP7 is assigned to this dedicated function)
2
0x00 – Reserved
3-63
0x00 – Reserved
TABLE 3-67:
RESPONSE 1 STRUCTURE
Byte
Index
Meaning
0
0x80 – Request SPI bus Release – echos back the given command code
1
0x00 – Command Completed Successfully – SPI bus released
2
Don’t Care
3-63
Don’t Care
TABLE 3-68:
RESPONSES 2 STRUCTURE
Byte
Index
Meaning
0
0x80 – Request SPI bus Release – echos back the given command code
1
0xF8 – SPI Bus Not Released – SPI transfer in process
2
Don’t Care
3-63
Don’t Care