Frame descriptions
I/O Sample Indicator - 0x92
Description
This frame type is emitted when a device configured with standard API
receives an I/O sample frame from a remote device. Only devices running in API mode will send I/O
samples out the serial port.
Format
The following table provides the contents of the frame. For details on frame structure, see
format.
Offset
Size
0
8-bit
1
16-bit
3
8-bit
4
64-bit
12
16-bit
14
8-bit
15
8-bit
16
16-bit
XBee/XBee-PRO® S2C Zigbee® RF Module User Guide
Frame
Field
Description
Start
Indicates the start of an API frame.
Delimiter
Length
Number of bytes between the length and checksum.
Frame type I/O Sample Indicator - 0x92
The sender's 64-bit IEEE address.
64-bit
source
address
The sender's 16-bit network address.
16-bit
source
address
Bit field of options that apply to the received message:
Receive
options
Bit 0: Packet was Acknowledged [0x01]
n
Bit 1: Packet was sent as a broadcast [0x02]
n
Note Option values may be combined.
Number of
The number of sample sets included in the payload. This field
samples
typically reports 1 sample.
Bit field that indicates which I/O lines on the remote are
Digital
configured as digital inputs or outputs, if any:
sample
bit 0: DIO0
mask
bit 1: DIO1
bit 2: DIO2
bit 3: DIO3
bit 4: DIO4
bit 5: DIO5
bit 6: DIO6
bit 7: DIO7
bit 8: DIO8
I/O Sample Indicator - 0x92
output—AO (API Options)
API frame
= 0—
222
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