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gpio fix

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This commit is contained in:
Younes
2018-02-23 16:50:32 +01:00
parent de5e5beee1
commit 3ab54c8a4b
1 changed files with 4 additions and 3 deletions
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targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp
+4 -3
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@@ -321,13 +321,14 @@ static int trx_usrp_start(openair0_device *device) {
// setup GPIO for TDD, GPIO(4) = ATR_RX
//set data direction register (DDR) to output
s->usrp->set_gpio_attr("FP0", "DDR", 0x1f, 0x1f);
s->usrp->set_gpio_attr("FP0", "DDR", 0x7f, 0x7f);
//set control register to ATR
s->usrp->set_gpio_attr("FP0", "CTRL", 0x1f,0x1f);
s->usrp->set_gpio_attr("FP0", "CTRL", 0x7f,0x7f);
//set ATR register
s->usrp->set_gpio_attr("FP0", "ATR_RX", 1<<4, 0x1f);
s->usrp->set_gpio_attr("FP0", "ATR_RX", 1<<4, 0x7f);
s->usrp->set_gpio_attr("FP0", "ATR_RX", 1<<6, 0x7f);
// init recv and send streaming
uhd::stream_cmd_t cmd(uhd::stream_cmd_t::STREAM_MODE_START_CONTINUOUS);