ZL70550 Application Development Kit (ADK) User’s Guide
Revisio n 1
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floor, which can be measured with the
Clear Chan Assessment
result on the
CCA & Cal
tab.
-
Pkts Received
: This field displays the number of non-acknowledged packets
received for the PER test.
-
All Pkts Received
: This field displays the number of all types of packets
received without error for the PER test.
-
RX Pkts Drop
: This field displays the number of non-acknowledged dropped
packets.
-
RX Sync Err
: This field displays the number of RX packet frame sync errors.
-
RX Pkts All Errs
: This field displays the number of RX packets with errors of
all types, including all packet timeout, CRC, and frame-type errors. Frame
sync errors are included only if they result in a packet timeout error.
−
Start
: Press the
Start
button to start PER testing using the setup in the
PER Test
subsection. The button label changes to
Running
while the test is being run and
switches back to
Start
upon completion of the PER test.
•
TX Carrier Test
: The fields in this subsection allow the user to observe a carrier
wave of the selected frequency from the ZL70550 TX RF output. The functions are:
−
Carrier Wave
: The
TX EN
button or
TX DIS
button enables or disables,
respectively, the TX carrier test function for the ZL70550 output.
−
TX Pwr Setting
: This field provides the register setting in decimal for the TX
output power of the ZL70550 It may be read from or written to by pressing the
R
(read) or
W
(write) button, respectively.
−
DAC Scale Down
: Checking this box reduces the PA output power by
approximately 3 dB.
•
RX Test
: The fields in this subsection allow the user to enable the receiver and
manually adjust the gain. The functions are:
−
LNA Setting
: This drop-down box allows the user to manually adjust the LNA
gain setting for the ZL70550. The user should select the desired gain setting (in
decimal format) and then press the
W
button to write the value to the LNA_GAIN
register. The user can also read the current setting of the LNA_GAIN register by
pressing the
R
button.
•
Rad Cmd
: Gives the user the ability to manually send a radio command, including
Start TX
,
TX Data Req
(TX data request),
Start RX
, or
Abort
SPI. This may be
required because these commands cannot be sent via the registers page.
