
107
42073A-MCU Wireless-02/13
ATmega2564/1284/644RFR2
Step
Action
Register
R/
W
Value
Description
6
Register Access
PHY_TX_PWR
W
0x00
Set TX output power, e.g. to Pmax
7
Register Access
TRX_STATUS
R
0x08
Verify TRX_OFF state
8
Register Access
TST_CTRL_DIGI
W
0x0F
Enable Continuous Transmission
Test Mode – step # 1
9
(1)
Register Access
TRX_CTRL_2
W
0x03
Enable High Data Rate Mode, 2
Mb/s
10
(1)
Register Access
RX_CTRL
W
0xA7
Configure High Data Rate Mode
11
(2)
Frame Buffer
Write Access
W
Write PSDU data (even for CW
12
Register Access
PART_NUM
W
0x54
Enable Continuous Transmission
Test Mode – step # 2
13
Register Access
PART_NUM
W
0x46
Enable Continuous Transmission
Test Mode – step # 3
14
Register Access
TRX_STATE
W
0x09
Enable PLL_ON state
15
Interrupt event
R
0x01
Wait for PLL_LOCK interrupt
16
Register Access
TRX_STATE
W
0x02
Initiate Transmission,
enter BUSY_TX state
17
Measurement
Perform measurement
18
Register Access
PART_NUM
W
0x00
Disable Continuous
Transmission Test Mode
19
RESET
Reset the transceiver
Notes:
1. Only required for CW mode, do not configure for PRBS mode.
2. Frame Buffer content varies for different modulation schemes.
The content of the Frame Buffer has to be defined for Continuous Transmission PRBS
mode or CW mode. To measure the power spectral density (PSD) mask of the
transmitter it is recommended to use a random sequence of maximum length for the
PSDU data.
To measure CW signals it is necessary to write either 0x00 or 0xFF to each byte of the
Frame Buffer according to the given frame length. For details refer to
Table 9-31 below.Table 9-31. Frame Buffer Content (after frame length information) for various
Continuous Transmission Modulation Schemes
Step
Action
Frame Content
Comment
11
Frame Buffer
Write Access
Random Sequence
modulated RF signal
0x00 (each byte)
fCH – 0.5 MHz, CW signal
0xFF (each byte)
fCH + 0.5 MHz, CW signal
9.10 Abbreviations
AACK
-
Automatic acknowledgement
ACK
-
Acknowledgement
ADC
-
Analog-to-digital converter
AD
-
Antenna diversity