549c943979
Add max2837_set_lpf_bandwidth() function to choose available LPF filter bandwidth based on bandwidth in Hz. Change configuration of MAX2837 to set LPF_EN and FT at max2837_setup(), not in max2837_rx() or max2837_tx() (which was overriding prior filter configuration).
76 lines
2.4 KiB
C
76 lines
2.4 KiB
C
/*
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* Copyright 2012 Jared Boone <jared@sharebrained.com>
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*
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* This file is part of HackRF.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __HACKRF_H__
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#define __HACKRF_H__
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#include <stdint.h>
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#include <stdbool.h>
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enum hackrf_error {
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HACKRF_SUCCESS = 0,
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HACKRF_ERROR_INVALID_PARAM = -2,
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HACKRF_ERROR_NOT_FOUND = -5,
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HACKRF_ERROR_BUSY = -6,
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HACKRF_ERROR_NO_MEM = -11,
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HACKRF_ERROR_LIBUSB = -1000,
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HACKRF_ERROR_THREAD = -1001,
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HACKRF_ERROR_OTHER = -9999,
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};
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typedef struct hackrf_device hackrf_device;
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typedef struct {
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hackrf_device* device;
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uint8_t* buffer;
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int buffer_length;
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int valid_length;
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} hackrf_transfer;
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typedef int (*hackrf_sample_block_cb_fn)(hackrf_transfer* transfer);
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int hackrf_init();
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int hackrf_exit();
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int hackrf_open(hackrf_device** device);
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int hackrf_close(hackrf_device* device);
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int hackrf_start_rx(hackrf_device* device, hackrf_sample_block_cb_fn callback);
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int hackrf_stop_rx(hackrf_device* device);
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int hackrf_start_tx(hackrf_device* device, hackrf_sample_block_cb_fn callback);
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int hackrf_stop_tx(hackrf_device* device);
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bool hackrf_is_streaming(hackrf_device* device);
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int hackrf_max2837_read(hackrf_device* device, uint8_t register_number, uint16_t* value);
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int hackrf_max2837_write(hackrf_device* device, uint8_t register_number, uint16_t value);
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int hackrf_si5351c_read(hackrf_device* device, uint16_t register_number, uint16_t* value);
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int hackrf_si5351c_write(hackrf_device* device, uint16_t register_number, uint16_t value);
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int hackrf_sample_rate_set(hackrf_device* device, const uint32_t sampling_rate_hz);
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int hackrf_baseband_filter_bandwidth_set(hackrf_device* device, const uint32_t bandwidth_hz);
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const char* hackrf_error_name(enum hackrf_error errcode);
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#endif//__HACKRF_H__
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