Re: OSX gnuradio/uhd issue

macbook-chris:gnuradio updatelee$ uhd_usrp_probe
Mac OS; GNU C++ version 4.2.1 (Apple Inc. build 5664); Boost_104500;
UHD_002.20110126204618.b83454d

mboard0 MIMO master


/
| Device: USRP2/N Series device
| _____________________________________________________
| /
| | Mboard: USRP-N210 mboard
| | rev: 2561
| | mac-addr: a0:36:fa:25:30:31
| | ip-addr: 10.0.1.175
| | serial: E3R10Z1UP
| | _____________________________________________________
| | /
| | | RX DSP: USRP-N210 ddc0
| | | Codec Rate: 100.000000 Msps
| | _____________________________________________________
| | /
| | | TX DSP: USRP-N210 duc0
| | | Codec Rate: 100.000000 Msps
| | _____________________________________________________
| | /
| | | RX Dboard: USRP-N210 dboard (rx unit)
| | | _____________________________________________________
| | | /
| | | | RX Subdev: Basic RX (0x0001) - AB
| | | | Antennas:
| | | | Freq range: -250.000 to 250.000 Mhz
| | | | Gain Elements: None
| | | | Connection Type: C
| | | | Uses LO offset: No
| | | _____________________________________________________
| | | /
| | | | RX Subdev: Basic RX (0x0001) - BA
| | | | Antennas:
| | | | Freq range: -250.000 to 250.000 Mhz
| | | | Gain Elements: None
| | | | Connection Type: c
| | | | Uses LO offset: No
| | | _____________________________________________________
| | | /
| | | | RX Subdev: Basic RX (0x0001) - A
| | | | Antennas:
| | | | Freq range: -250.000 to 250.000 Mhz
| | | | Gain Elements: None
| | | | Connection Type: R
| | | | Uses LO offset: No
| | | _____________________________________________________
| | | /
| | | | RX Subdev: Basic RX (0x0001) - B
| | | | Antennas:
| | | | Freq range: -250.000 to 250.000 Mhz
| | | | Gain Elements: None
| | | | Connection Type: r
| | | | Uses LO offset: No
| | | _____________________________________________________
| | | /
| | | | RX Codec: USRP-N210 adc - ads62p44
| | | | Gain range digital: 0.0 to 6.0 step 0.5 dB
| | | | Gain range digital-fine: 0.0 to 0.5 step 0.1 dB
| | _____________________________________________________
| | /
| | | TX Dboard: USRP-N210 dboard (tx unit)
| | | _____________________________________________________
| | | /
| | | | TX Subdev: Basic TX (0x0000) - AB
| | | | Antennas:
| | | | Freq range: -250.000 to 250.000 Mhz
| | | | Gain Elements: None
| | | | Connection Type: C
| | | | Uses LO offset: No
| | | _____________________________________________________
| | | /
| | | | TX Subdev: Basic TX (0x0000) - BA
| | | | Antennas:
| | | | Freq range: -250.000 to 250.000 Mhz
| | | | Gain Elements: None
| | | | Connection Type: c
| | | | Uses LO offset: No
| | | _____________________________________________________
| | | /
| | | | TX Subdev: Basic TX (0x0000) - A
| | | | Antennas:
| | | | Freq range: -250.000 to 250.000 Mhz
| | | | Gain Elements: None
| | | | Connection Type: R
| | | | Uses LO offset: No
| | | _____________________________________________________
| | | /
| | | | TX Subdev: Basic TX (0x0000) - B
| | | | Antennas:
| | | | Freq range: -250.000 to 250.000 Mhz
| | | | Gain Elements: None
| | | | Connection Type: r
| | | | Uses LO offset: No
| | | _____________________________________________________
| | | /
| | | | TX Codec: USRP-N210 dac - ad9777
| | | | Gain Elements: None

macbook-chris:gnuradio updatelee$

macbook-chris:gnuradio updatelee$
/usr/local/share/uhd/examples/rx_timed_samples
Mac OS; GNU C++ version 4.2.1 (Apple Inc. build 5664); Boost_104500;
UHD_002.20110126204618.b83454d

Creating the usrp device with: …
mboard0 MIMO master
Using Device: Single USRP:
Device: USRP2/N Series device
Mboard: USRP-N210 mboard
RX DSP: USRP-N210 ddc0
RX Channel: 0
RX Dboard: USRP-N210 dboard (rx unit)
RX Subdev: Basic RX (0x0001) - AB
TX DSP: USRP-N210 duc0
TX Channel: 0
TX Dboard: USRP-N210 dboard (tx unit)
TX Subdev: Basic TX (0x0000) - AB

Setting RX Rate: 6.250000 Msps…
Actual RX Rate: 6.250000 Msps…

Setting RX Freq: 0.000000 Mhz…
Actual RX Freq: 0.000000 Mhz…

Setting device timestamp to 0…

Begin streaming 1000 samples, 3.000000 seconds in the future…
Got packet: 362 samples, 3 full secs, 0.000000 frac secs
Got timeout before all samples received, possible packet loss, exiting
loop…

Done!

macbook-chris:gnuradio updatelee$

under 5ghz wireless,

macbook-chris:gnuradio updatelee$
/usr/local/share/uhd/examples/rx_timed_samples
Mac OS; GNU C++ version 4.2.1 (Apple Inc. build 5664); Boost_104500;
UHD_002.20110126204618.b83454d

Creating the usrp device with: …
mboard0 MIMO master
Using Device: Single USRP:
Device: USRP2/N Series device
Mboard: USRP-N210 mboard
RX DSP: USRP-N210 ddc0
RX Channel: 0
RX Dboard: USRP-N210 dboard (rx unit)
RX Subdev: Basic RX (0x0001) - AB
TX DSP: USRP-N210 duc0
TX Channel: 0
TX Dboard: USRP-N210 dboard (tx unit)
TX Subdev: Basic TX (0x0000) - AB

Setting RX Rate: 6.250000 Msps…
Actual RX Rate: 6.250000 Msps…

Setting RX Freq: 0.000000 Mhz…
Actual RX Freq: 0.000000 Mhz…

Setting device timestamp to 0…

Begin streaming 1000 samples, 3.000000 seconds in the future…
Got packet: 362 samples, 3 full secs, 0.000000 frac secs
Got timeout before all samples received, possible packet loss, exiting
loop…

Done!

macbook-chris:gnuradio updatelee$

under 1000mbit

macbook-chris:gnuradio updatelee$
/usr/local/share/uhd/examples/rx_timed_samples
Mac OS; GNU C++ version 4.2.1 (Apple Inc. build 5664); Boost_104500;
UHD_002.20110126204618.b83454d

Creating the usrp device with: …
mboard0 MIMO master
Using Device: Single USRP:
Device: USRP2/N Series device
Mboard: USRP-N210 mboard
RX DSP: USRP-N210 ddc0
RX Channel: 0
RX Dboard: USRP-N210 dboard (rx unit)
RX Subdev: Basic RX (0x0001) - AB
TX DSP: USRP-N210 duc0
TX Channel: 0
TX Dboard: USRP-N210 dboard (tx unit)
TX Subdev: Basic TX (0x0000) - AB

Setting RX Rate: 6.250000 Msps…
Actual RX Rate: 6.250000 Msps…

Setting RX Freq: 0.000000 Mhz…
Actual RX Freq: 0.000000 Mhz…

Setting device timestamp to 0…

Begin streaming 1000 samples, 3.000000 seconds in the future…
Got packet: 362 samples, 3 full secs, 0.000000 frac secs
Got packet: 362 samples, 3 full secs, 0.000058 frac secs
Got packet: 276 samples, 3 full secs, 0.000116 frac secs

Done!

macbook-chris:gnuradio updatelee$

Now Im not surprised as I could never get 6mbps over wireless, I used
todo
2mbps fine, i could push it to 2.5 and be fairly reliable, the odd
underrun,
never 3 though, defn never 6

So I decided to lower the rate to give you some examples, they werent
what I
expected, it actually did worse

over 1000mbit

macbook-chris:gnuradio updatelee$
/usr/local/share/uhd/examples/rx_timed_samples --rate 1923077
Mac OS; GNU C++ version 4.2.1 (Apple Inc. build 5664); Boost_104500;
UHD_002.20110126204618.b83454d

Creating the usrp device with: …
mboard0 MIMO master
Using Device: Single USRP:
Device: USRP2/N Series device
Mboard: USRP-N210 mboard
RX DSP: USRP-N210 ddc0
RX Channel: 0
RX Dboard: USRP-N210 dboard (rx unit)
RX Subdev: Basic RX (0x0001) - AB
TX DSP: USRP-N210 duc0
TX Channel: 0
TX Dboard: USRP-N210 dboard (tx unit)
TX Subdev: Basic TX (0x0000) - AB

Setting RX Rate: 1.923077 Msps…
Actual RX Rate: 1.923077 Msps…

Setting RX Freq: 0.000000 Mhz…
Actual RX Freq: 0.000000 Mhz…

Setting device timestamp to 0…

Begin streaming 1000 samples, 3.000000 seconds in the future…
Got packet: 362 samples, 3 full secs, 0.000001 frac secs
Got packet: 362 samples, 3 full secs, 0.000189 frac secs
Got timeout before all samples received, possible packet loss, exiting
loop…

Done!

over 5ghz wireless-N

macbook-chris:gnuradio updatelee$
/usr/local/share/uhd/examples/rx_timed_samples --rate 1923077
Mac OS; GNU C++ version 4.2.1 (Apple Inc. build 5664); Boost_104500;
UHD_002.20110126204618.b83454d

Creating the usrp device with: …
mboard0 MIMO master
Using Device: Single USRP:
Device: USRP2/N Series device
Mboard: USRP-N210 mboard
RX DSP: USRP-N210 ddc0
RX Channel: 0
RX Dboard: USRP-N210 dboard (rx unit)
RX Subdev: Basic RX (0x0001) - AB
TX DSP: USRP-N210 duc0
TX Channel: 0
TX Dboard: USRP-N210 dboard (tx unit)
TX Subdev: Basic TX (0x0000) - AB

Setting RX Rate: 1.923077 Msps…
Actual RX Rate: 1.923077 Msps…

Setting RX Freq: 0.000000 Mhz…
Actual RX Freq: 0.000000 Mhz…

Setting device timestamp to 0…

Begin streaming 1000 samples, 3.000000 seconds in the future…
Got packet: 362 samples, 3 full secs, 0.000001 frac secs
Got timeout before all samples received, possible packet loss, exiting
loop…

Done!

Chris Lee
VE6UDL

UHD source block got error code 0x1
gr_block_executor: source <gr_block uhd single_usrp source (20)> produced
no

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