mirror of
https://github.com/eddyem/ARMsingleboard.git
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144 lines
3.2 KiB
C
144 lines
3.2 KiB
C
/*
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* This file is part of the lightning project.
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* Copyright 2024 Edward V. Emelianov <edward.emelianoff@gmail.com>.
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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 3 of the License, or
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* (at your option) 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. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <stdint.h>
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enum AS3935_REGISTERS{
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AFE_GAIN = 0x00,
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THRESHOLD,
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LIGHTNING_REG,
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INT_MASK_ANT,
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S_LIG_L,
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S_LIG_M,
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S_LIG_MM,
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DISTANCE,
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TUN_DISP,
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CALIB_TRCO = 0x3A,
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CALIB_SRCO = 0x3B,
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PRESET_DEFAULT = 0x3C,
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CALIB_RCO = 0x3D
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};
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// REGISTERS
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typedef union{
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struct{
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uint8_t PWD : 1;
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uint8_t AFE_GB : 5;
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uint8_t RESERVED : 2;
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}; uint8_t u8;
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} t_afe_gain;
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typedef union{
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struct{
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uint8_t WDTH : 4;
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uint8_t NF_LEV : 3;
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uint8_t RESERVED : 1;
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}; uint8_t u8;
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} t_threshold;
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typedef union{
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struct{
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uint8_t SREJ : 4;
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// minimal number of lightnings
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#define NUM_LIG_1 (0)
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#define NUM_LIG_5 (1)
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#define NUM_LIG_9 (2)
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#define NUM_LIG_16 (3)
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uint8_t MIN_NUM_LIG : 2;
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uint8_t CL_STAT : 1;
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uint8_t RESERVED : 1;
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}; uint8_t u8;
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} t_lightning_reg;
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typedef union{
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struct{
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// interrupt flags
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// noice level too high
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#define INT_NH (1)
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// disturber detected
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#define INT_D (4)
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// lightning interrupt
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#define INT_L (8)
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uint8_t INT : 4;
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uint8_t RESERVED : 1;
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uint8_t MASK_DIST : 1;
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uint8_t LCO_FDIV : 2;
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}; uint8_t u8;
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} t_int_mask_ant;
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typedef union{
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struct{
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uint8_t S_LIG_MM : 5;
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uint8_t RESERVED : 3;
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}; uint8_t u8;
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} t_s_lig_mm;
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typedef union{
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struct{
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uint8_t DISTANCE : 6;
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uint8_t RESERVED : 2;
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}; uint8_t u8;
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} t_distance;
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typedef union{
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struct{
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uint8_t TUN_CAP : 4;
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uint8_t RESERVED : 1;
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uint8_t DISP_TRCO : 1;
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uint8_t DISP_SRCO : 1;
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uint8_t DISP_LCO : 1;
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}; uint8_t u8;
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} t_tun_disp;
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typedef union{
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struct{
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uint8_t RESERVED : 6;
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uint8_t CALIB_NOK : 1;
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uint8_t CALIB_DONE : 1;
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}; uint8_t u8;
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} t_calib;
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// direct command send to PRESET_DEFAULT and CALIB_RCO
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#define DIRECT_COMMAND (0x96)
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// distance out of range
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#define DIST_OUT_OF_RANGE (0x3f)
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int as3935_open(const char *path, uint8_t id);
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int as3935_getter(uint8_t reg, uint8_t *data);
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int as3935_setter(uint8_t reg, uint8_t data);
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int as3935_displco(uint8_t n);
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int as3935_tuncap(uint8_t n);
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int as3935_gain(uint8_t n);
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int as3935_wakeup();
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int as3935_calib_rco();
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int as3935_set_gain(uint8_t g);
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int as3935_wdthres(uint8_t t);
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int as3935_nflev(uint8_t l);
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int as3935_srej(uint8_t s);
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int as3935_minnumlig(uint8_t n);
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int as3935_clearstat();
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int as3935_intcode(uint8_t *code);
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int as3935_mask_disturber(uint8_t m);
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int as3935_lco_fdiv(uint8_t d);
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int as3935_energy(uint32_t *E);
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int as3935_distance(uint8_t *d);
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int as3935_resetdef();
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