ardupilot/libraries/AP_ADC/AP_ADC_ADS7844.h

48 lines
1.1 KiB
C++

/// -*- tab-width: 4; Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*-
#ifndef AP_ADC_ADS7844_H
#define AP_ADC_ADS7844_H
#define bit_set(p,m) ((p) |= ( 1<<m))
#define bit_clear(p,m) ((p) &= ~(1<<m))
// We use Serial Port 2 in SPI Mode
#define ADC_DATAOUT 51 // MOSI
#define ADC_DATAIN 50 // MISO
#define ADC_SPICLOCK 52 // SCK
#define ADC_CHIP_SELECT 33 // PC4 9 // PH6 Puerto:0x08 Bit mask : 0x40
// DO NOT CHANGE FROM 8!!
#define ADC_ACCEL_FILTER_SIZE 8
#include "AP_ADC.h"
#include "../AP_PeriodicProcess/AP_PeriodicProcess.h"
#include <inttypes.h>
class AP_ADC_ADS7844 : public AP_ADC
{
public:
AP_ADC_ADS7844(); // Constructor
void Init( AP_PeriodicProcess * scheduler );
// Read 1 sensor value
float Ch(unsigned char ch_num);
// Read 6 sensors at once
uint32_t Ch6(const uint8_t *channel_numbers, float *result);
// check if Ch6 would block
bool new_data_available(const uint8_t *channel_numbers);
bool filter_result;
private:
uint16_t _filter_accel[3][ADC_ACCEL_FILTER_SIZE];
uint16_t _prev_gyro[3];
uint16_t _prev_accel[3];
uint8_t _filter_index_accel;
static void read(uint32_t);
};
#endif