AT86RF232
Step
7
Action
Register Access
Register
0x05
R/W
W
Value
0x00
Description
Set TX output power, for example
to P TX_MAX
8
9
Register Access
Register Access
0x01
0x36
R
W
0x08
0x0F
Verify TRX_OFF state
Enable Continuous Transmission
Test Mode – step # 1
10
11
12
(1)
(1)
(2)
Register Access
Register Access
Frame Buffer
0x0C
0x0A
W
W
W
0x03
0x37
Enable raw data mode
Enable raw data mode
Write PSDU data (even for CW
Write Access
mode), refer to Table A-0-2
13
Register Access
0x1C
W
0x54
Enable Continuous Transmission
Test Mode – step # 2
14
Register Access
0x1C
W
0x46
Enable Continuous Transmission
Test Mode – step # 3
15
16
17
Register Access
Interrupt event
Register Access
0x02
0x0F
0x02
W
R
W
0x09
0x01
0x02
Enable PLL_ON state
Wait for IRQ_0 (PLL_LOCK)
Initiate Transmission,
enter BUSY_TX state
18
Measurement
Perform measurement
19
Register Access
0x1C
W
0x00
Disable Continuous Transmission
Test Mode
20
RESET
Reset AT86RF232
Notes:
1.
2.
Only required for CW mode, do not configure for PRBS mode.
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 the Frame
Buffer, for details refer to Table A-0-2 .
Table A-0-2. Frame Buffer Content for various Continuous Transmission Modulation
Schemes.
Step
12
Action
Frame Buffer
Access
Frame Content
Random Sequence
0x00 (each byte of PSDU)
0xFF (each byte of PSDU)
Comment
Modulated RF signal
Fc – 0.5MHz, CW signal
Fc + 0.5MHz, CW signal
Note:
1.
It is recommended to use a frame of maximum length (127 bytes).
165
8321A – MCU Wireless – 10/11
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