Operate in API mode API serial exchanges
XBee®-PRO 900HP/XSC RF Modules
117
API frame names and IDs sent to the module
API frame names API ID
AT Command 0x08
AT Command - Queue Parameter Value 0x09
TX Request 0x10
Explicit TX Request 0x11
Remote Command Request 0x17
API frame names and IDs received from the device
API frame names API ID
AT Command Response 0x88
Modem Status 0x8A
Transmit Status 0x8B
Route information packet 0x8D
Aggregate Addressing Update frame 0x8E
RX Indicator (AO=0) 0x90
Explicit Rx Indicator (AO=1) 0x91
Data Sample Rx Indicator frame 0x92
Node Identification Indicator (AO=0) 0x95
Remote Command Response 0x97
Note Requests are less than 0x80, and responses are always 0x80 or higher.
API serial exchanges
Note Using a Frame ID of 0 disables responses, which can reduce network congestion for non-critical
transmissions.
AT commands
The following image shows the API frame exchange that takes place at the serial interface when
sending an AT command request to read or set a device parameter. You can disable the response by
setting the frame ID to 0 in the request.
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