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Host interface
commands
UM2241
16/26
DocID030767 Rev 1
2.4.1
MIB_Read request
Issued by: host controller
Command code: 0x0C
Payload size: 1 byte
Payload content:
MIB object index (1 byte)
2.4.2
MIB_Read positive confirm
Issued by: ST75MM
Command code: 0x0D
Payload size: variable
Payload content:
MIB current value (variable)
2.4.3
MIB_Read negative confirm
Issued by: ST75MM
Command code: 0x0F
Payload size: 1 byte
Payload content:
Error code (1 byte)
2.5
BIO_Reset
These commands are exchanged when the host controller needs to force a SW reset to the
ST75MM modem (request), at the power-on, after a hardware reset or when the ST75MM
modem reaches an instability state and internally triggers a SW reset (indication).
2.5.1
BIO_Reset request
Issued by: host controller
Command code: 0x3C
Payload size: 1 byte
Payload content:
Reserved (1 byte)
– set to 0
2.5.2
BIO_Reset positive confirm
Issued by: ST75MM
Command code: 0x3D
Payload size: 1 byte
Payload content:
Reserved (1 byte)