From b60418e93a8c473372d14cd5fdf430afa6e8fed4 Mon Sep 17 00:00:00 2001 From: Josh Blum Date: Thu, 12 May 2011 15:34:24 -0700 Subject: usrp-e100: created device address arg for master clock rate, removed eeprom hack --- host/docs/usrp_e1xx.rst | 15 ++++++--------- 1 file changed, 6 insertions(+), 9 deletions(-) (limited to 'host/docs') diff --git a/host/docs/usrp_e1xx.rst b/host/docs/usrp_e1xx.rst index 036d2c02c..fcaa57716 100644 --- a/host/docs/usrp_e1xx.rst +++ b/host/docs/usrp_e1xx.rst @@ -35,12 +35,7 @@ To use the 61.44MHz clock rate, the USRP embedded will require two jumpers to be * J16 is a two pin header, remove the jumper (or leave it on pin1 only) * J15 is a three pin header, move the jumper to (pin1, pin2) -Then run the following commands to record the setting into the EEPROM: -:: - - cd /share/uhd/utils - ./usrp_burn_mb_eeprom --key=mcr --val=61.44e6 - +**Note:** See instructions below to communicate the desired clock rate into the UHD. ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Set other rates - uses internal VCO @@ -50,11 +45,13 @@ To use other clock rates, the jumpers will need to be in the default position. * J16 is a two pin header, move the jumper to (pin1, pin2) * J15 is a three pin header, move the jumper to (pin2, pin3) -Then run the following commands to record the setting into the EEPROM: +To communicate the desired clock rate into the UHD, +specify the a special device address argument, +where the key is "master_clock_rate" and the value is a rate in Hz. +Example: :: - cd /share/uhd/utils - ./usrp_burn_mb_eeprom --key=mcr --val= + uhd_usrp_probe --args="master_clock_rate=52e6" ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Clock rate recovery - unbricking -- cgit v1.2.3