mirror of https://github.com/EspoTek/Labrador.git
107 lines
3.7 KiB
C++
107 lines
3.7 KiB
C++
#ifndef USBCALLHANDLER_H
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#define USBCALLHANDLER_H
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#include "libusb.h"
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#include <thread>
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#include <vector>
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#define NUM_ISO_ENDPOINTS (1)
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#define NUM_FUTURE_CTX (8)
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#define ISO_PACKET_SIZE (750)
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#define ISO_PACKETS_PER_CTX (33)
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#define MAX_SUPPORTED_DEVICE_MODE (7)
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#define FGEN_LIMIT (3.2)
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#define FGEN_MAX_SAMPLES (512)
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#define FGEN_SAMPLE_MIN (5.0)
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#define XMEGA_MAIN_FREQ (48000000)
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#define PSU_ADC_TOP (128)
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//EVERYTHING MUST BE SENT ONE BYTE AT A TIME, HIGH AND LOW BYTES SEPARATE, IN ORDER TO AVOID ISSUES WITH ENDIANNESS.
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typedef struct uds{
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volatile char header[9];
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volatile uint8_t trfcntL0;
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volatile uint8_t trfcntH0;
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volatile uint8_t trfcntL1;
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volatile uint8_t trfcntH1;
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volatile uint8_t medianTrfcntL;
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volatile uint8_t medianTrfcntH;
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volatile uint8_t calValNeg;
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volatile uint8_t calValPos;
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volatile uint8_t CALA;
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volatile uint8_t CALB;
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volatile uint8_t outOfRangeL;
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volatile uint8_t outOfRangeH;
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volatile uint8_t counterL;
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volatile uint8_t counterH;
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volatile uint8_t dma_ch0_cntL;
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volatile uint8_t dma_ch0_cntH;
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volatile uint8_t dma_ch1_cntL;
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volatile uint8_t dma_ch1_cntH;
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} unified_debug;
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typedef struct fGenSettings{
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uint8_t samples[FGEN_MAX_SAMPLES];
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int numSamples = 0;
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uint16_t timerPeriod = 0;
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uint8_t clockDividerSetting = 0;
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} fGenSettings;
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#define send_control_transfer_with_error_checks(A, B, C, D, E, F) \
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int temp_control_transfer_error_value = send_control_transfer(A,B,C,D,E,F); \
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if(temp_control_transfer_error_value < 0){ \
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return temp_control_transfer_error_value - 1000; \
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}
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class usbCallHandler
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{
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public:
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usbCallHandler(unsigned short VID_in, unsigned short PID_in);
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~usbCallHandler();
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int setup_usb_control();
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int setup_usb_iso();
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int send_control_transfer(uint8_t RequestType, uint8_t Request, uint16_t Value, uint16_t Index, uint16_t Length, unsigned char *LDATA);
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int avrDebug(void);
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int send_device_reset();
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double get_samples_per_second();
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std::vector<double> *getMany_double(int channel, int numToGet, int interval_samples, int delay_sample, int filter_mode);
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std::vector<uint8_t> * getMany_singleBit(int channel, int numToGet, int interval_subsamples, int delay_subsamples);
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std::vector<double> *getMany_sincelast(int channel, int feasible_window_begin, int feasible_window_end, int interval_samples, int filter_mode);
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bool connected;
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//Control Commands
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int set_device_mode(int mode);
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int set_gain(double newGain);
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int update_function_gen_settings(int channel, unsigned char* sampleBuffer, int numSamples, double usecs_between_samples, double amplitude_v, double offset_v);
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int send_function_gen_settings(int channel);
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int set_psu_voltage(double voltage);
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int set_digital_state(uint8_t digState);
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int reset_device(bool goToBootloader);
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uint16_t get_firmware_version();
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uint8_t get_firmware_variant();
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int set_synchronous_pause_state(bool newState);
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private:
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unsigned short VID, PID;
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libusb_context *ctx = NULL;
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libusb_device_handle *handle = NULL;
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unsigned char inBuffer[256];
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//USBIso Vars
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unsigned char pipeID[NUM_ISO_ENDPOINTS];
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libusb_transfer *isoCtx[NUM_ISO_ENDPOINTS][NUM_FUTURE_CTX];
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unsigned char dataBuffer[NUM_ISO_ENDPOINTS][NUM_FUTURE_CTX][ISO_PACKET_SIZE*ISO_PACKETS_PER_CTX];
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std::thread *usb_polling_thread;
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//Control Vars
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uint8_t fGenTriple = 0;
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fGenSettings functionGen_CH1;
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fGenSettings functionGen_CH2;
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double gain_psu = 1;
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double vref_psu = 1.65;
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uint16_t gainMask = 0x0000;
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double current_scope_gain = 1;
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bool current_AC_setting = false;
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bool synchronous_pause_state = false;
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};
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#endif // USBCALLHANDLER_H
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