mirror of
https://github.com/eried/portapack-mayhem.git
synced 2024-12-29 09:16:30 -05:00
52 lines
1.5 KiB
C++
52 lines
1.5 KiB
C++
/*
|
|
* Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
|
|
*
|
|
* This file is part of PortaPack.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2, or (at your option)
|
|
* any later version.
|
|
*
|
|
* This program 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 General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; see the file COPYING. If not, write to
|
|
* the Free Software Foundation, Inc., 51 Franklin Street,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#include "baseband_cpld.hpp"
|
|
|
|
#include "hackrf_gpio.hpp"
|
|
using namespace hackrf::one;
|
|
|
|
namespace baseband {
|
|
|
|
void CPLD::init() {
|
|
set_decimation_by(1);
|
|
gpios_baseband_decimation[0].output();
|
|
gpios_baseband_decimation[1].output();
|
|
gpios_baseband_decimation[2].output();
|
|
|
|
set_q_invert(false);
|
|
gpio_baseband_q_invert.output();
|
|
}
|
|
|
|
void CPLD::set_decimation_by(const uint8_t n) {
|
|
const uint8_t skip_n = n - 1;
|
|
const uint8_t value = skip_n ^ 7;
|
|
gpios_baseband_decimation[0].write(value & 1);
|
|
gpios_baseband_decimation[1].write(value & 2);
|
|
gpios_baseband_decimation[2].write(value & 4);
|
|
}
|
|
|
|
void CPLD::set_q_invert(const bool invert) {
|
|
gpio_baseband_q_invert.write(invert);
|
|
}
|
|
|
|
}
|