You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
66 lines
1.9 KiB
66 lines
1.9 KiB
/** @addtogroup radio_file RADIO peripheral API
|
|
*
|
|
* @brief <b>Access functions for the NRF51 2.4 GHz Radio </b>
|
|
* @ingroup peripheral_apis
|
|
* LGPL License Terms @ref lgpl_license
|
|
* @author @htmlonly © @endhtmlonly 2016
|
|
* Maxim Sloyko <maxims@google.com>
|
|
*
|
|
*/
|
|
|
|
/*
|
|
* This file is part of the unicore-mx project.
|
|
*
|
|
* This library is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Lesser General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public License
|
|
* along with this library. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include <libopencm3/nrf/ficr.h>
|
|
#include <libopencm3/nrf/radio.h>
|
|
|
|
/**@{*/
|
|
|
|
/** @brief Set radio mode.
|
|
*
|
|
* @details The function also performs all required overrides for BLE and NRF mode.
|
|
*
|
|
* @param[in] mode the new mode.
|
|
* */
|
|
void radio_set_mode(enum radio_mode mode)
|
|
{
|
|
/* This is alias to memory register, thus volatile */
|
|
volatile uint32_t *override_pos = 0;
|
|
if ((RADIO_MODE_BLE_1MBIT == mode)
|
|
&& (FICR_OVERRIDEEN & ~FICR_OVERRIDEEN_BLE_1MBIT)) {
|
|
/* Need to use Override */
|
|
override_pos = &FICR_BLE_1MBIT0;
|
|
} else if ((RADIO_MODE_NRF_1MBIT == mode)
|
|
&& (FICR_OVERRIDEEN & ~FICR_OVERRIDEEN_NRF_1MBIT)) {
|
|
override_pos = &FICR_NRF_1MBIT0;
|
|
}
|
|
|
|
if (override_pos) {
|
|
uint8_t i;
|
|
for (i = 0; i <= 4; ++i, ++override_pos) {
|
|
RADIO_OVERRIDE(i) = *override_pos;
|
|
}
|
|
|
|
RADIO_OVERRIDE(4) |= RADIO_OVERRIDE4_ENABLE;
|
|
} else {
|
|
RADIO_OVERRIDE(4) &= ~RADIO_OVERRIDE4_ENABLE;
|
|
}
|
|
|
|
RADIO_MODE = mode;
|
|
}
|
|
/**@}*/
|
|
|
|
|