=================================================================================================== ATE Test Command Format for station driver ****** IMPORTANT ****** If you are not familiar with hardware, it is recommanded not to modify hardware default value. It may damage hardware. Usage: iwpriv rausb0 [act] [parameters]=[val] where [act] [parameters] [val] constraints explaination ----- ------------- ----------------- -------------------------------- set ATEDA xx:xx:xx:xx:xx:xx set ATE frame header addr1 ATESA xx:xx:xx:xx:xx:xx set ATE frame header addr2 ATEBSSID xx:xx:xx:xx:xx:xx set ATE frame header addr3 ATETXPOW 0 ~ 31 set ATE Tx power ATECHANNEL 1 ~ 14 set ATE Channel ATETXFREQOFFSET 1 ~ 14 set ATE RF frequency offset ATETXLEN 24 ~ 1500 set ATE frame length ATETXCNT 1 ~ set ATE frame Tx count ATETXRATE 0 ~ 11 set ATE frame Tx rate (rate_1 ~ rate_54) ------- set ATE actions ------- ATE STASTOP stop STA & ATE function ATE STASTART start STA function ATE TXCONT start STA continuous TX ATE TXCARR start STA carrier test ATE TXFRAME transmit frame ATE RXFRAME continuous RX ------------------------------- ResetCounter 0 reset statistic counter bbp 0 ~ xx read/write BBP register mac 0 ~ xxxxxxxx read/write MAC register e2p 0 ~ xxxx read/write E2PROM For example: ============ 1. Check EVM & Power iwpriv rausb0 set ATE=STASTOP ; Stop STA working iwpriv rausb0 set ATEDA=00:11:22:33:44:55 iwpriv rausb0 set ATESA=00:aa:bb:cc:dd:ee iwpriv rausb0 set ATEBSSID=00:11:22:33:44:55 iwpriv rausb0 set ATETXRATE=11 ; Set Tx Rate 0~11 iwpriv rausb0 set ATECHANNEL=1 ; Set Ate channel iwpriv rausb0 set ATETXLEN=1024 ; Tx frame length(no include 802.11 header) iwpriv rausb0 set ATETXPOW=18 ; Tx power(decmial) iwpriv rausb0 set ATETXCNT=100000 ; Tx frame count(decmial, this value must ; larger than meausurement period) iwpriv rausb0 set ATE=TXFRAME ; Start Tx Frame ... ; Measure EVM and Power with instrument iwpriv rausb0 set ATETXPOW=19 ; dynamic adjust Tx Power in decmial ... iwpriv rausb0 set ATETXPOW=20 ... iwpriv rausb0 set ATE=STASTOP ; Stop 2. Check Carrier iwpriv rausb0 set ATE=STASTOP iwpriv rausb0 set ATETXRATE=11 ; Set Tx Rate 0~11 iwpriv rausb0 set ATETXCNT=50 ; Tx frame count(decmial) iwpriv rausb0 set ATE=TXFRAME ; Start Tx Frame(inform BBP to change ; modulation mode) iwpriv rausb0 set ATE=TXCARR ; Start Tx carrier ... ; Measure carrier with instrument iwpriv rausb0 set ATE=STASTOP 3. Check specturm mask iwpriv rausb0 set ATE=STASTOP iwpriv rausb0 set ATETXRATE=11 ; Set Tx Rate 0~11 iwpriv rausb0 set ATETXCNT=50 ; Tx frame count(decmial) iwpriv rausb0 set ATE=TXCONT ; Start continuous TX ... ; Measure specturm mask with instrument iwpriv rausb0 set ATE=STASTOP 4. Frequency offset tuning iwpriv rausb0 set ATE=STASTOP iwpriv rausb0 set ATETXRATE=11 ; Set Tx Rate 0~11 iwpriv rausb0 set ATETXCNT=50 ; Tx frame count(decmial) iwpriv rausb0 set ATE=TXFRAME ; Start Tx Frame iwpriv rausb0 set ATETXFREQOFFSET=0 ; Set frequency offset 0(decimal) iwpriv rausb0 set ATE=TXCARR ; Start Tx carrier ... ; Measure carrier frequency with instrument iwpriv rausb0 set ATETXFREQOFFSET=10 ; Dynamic turning frequency offset ; 10(decimal) ... iwpriv rausb0 set ATETXFREQOFFSET=20 ; Dynamic turning frequency offset ; 20(decimal) ... iwpriv rausb0 set ATE=STASTOP ; Stop ; Store the tuning result to EEPROM 5. Rx iwpriv rausb0 set ATE=STASTOP iwpriv rausb0 set ResetCounter=0 ; Reset statistic counter iwpriv rausb0 set ATETXRATE=11 ; Set Tx Rate 0~11 iwpriv rausb0 set ATE=RXFRAME ; Start Rx ... ; Transmit test packets iwpriv rausb0 set ATE=STASTOP ; Stop iwpriv rausb0 stat 6. Hardware access iwpriv rausb0 bbp 0 ; read BBP register 0 iwpriv rausb0 bbp 0=12 ; write BBP register 0 as 0x12 iwpriv rausb0 mac 0 ; read MAC register 0 iwpriv rausb0 mac 0=1234abcd ; write MAC register 0 as 0x1234abcd iwpriv rausb0 e2p 0 ; read E2PROM 0 iwpriv rausb0 e2p c=12ab ; write E2PROM 0xc as 0x12ab 7. ASIC model check status iwpriv rausb0 chk_asic_ver {status = 0} ; The result mismatched between EEPROM and ASIC hard code. {status = 1} ; The result matched between EEPROM and ASIC hard code. Suggestion: ============ 1. To turn on ATE functionality, you have to add compile flag "DBG" and "RALINK_ATE" to Makefile 2. Before doing ATE testing, please stop STA function (iwpriv rausb0 set ATE=STASTOP) 3. If you want to test another ATE action, prefer to stop STA & ATE function (iwpriv rausb0 set ATE=STASTOP) 4. All ATE function settings will lose efficacy after reboot. 5. Before hardware register access, please reference hardware spec. *Note. ====== 1. In ATE mode, the channel must set via "ATECHANNEL"Download Driver Pack
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