/*
* This file is part of the libsigrok project.
*
- * Copyright (C) 2016 Andreas Zschunke <andreasz77@gmx.net>
+ * Copyright (C) 2016 Andreas Zschunke <andreas.zschunke@gmx.net>
+ * Copyright (C) 2017 Andrej Valek <andy@skyrain.eu>
+ * Copyright (C) 2017 Uwe Hermann <uwe@hermann-uwe.de>
*
* 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
#include <stdint.h>
#include <glib.h>
+#include <string.h>
#include <libsigrok/libsigrok.h>
#include "libsigrok-internal.h"
#define LOG_PREFIX "hantek-4032l"
-/** Private, per-device-instance driver context. */
-struct dev_context {
- /* Model-specific information */
+#define H4032L_USB_VENDOR 0x04b5
+#define H4032L_USB_PRODUCT 0x4032
+
+#define H4032L_DATA_BUFFER_SIZE (2 * 1024)
+#define H4032L_DATA_TRANSFER_MAX_NUM 32
- /* Acquisition settings */
+#define H4043L_NUM_SAMPLES_MIN (2 * 1024)
+#define H4032L_NUM_SAMPLES_MAX (64 * 1024 * 1024)
- /* Operational state */
+#define H4032L_THR_VOLTAGE_MIN -6.0
+#define H4032L_THR_VOLTAGE_MAX 6.0
+#define H4032L_THR_VOLTAGE_STEP 0.1
+/*
+ * Array index of the default voltage threshold value (2.5V):
+ * (|min| / step) + (default / step) = (|-6.0| / 0.1) + (2.5 / 0.1) = 85
+ */
+#define H4032L_THR_VOLTAGE_DEFAULT 85
- /* Temporary state across callbacks */
+#define H4032L_CMD_PKT_MAGIC 0x017f
+#define H4032L_STATUS_PACKET_MAGIC 0x2B1A037F
+#define H4032L_START_PACKET_MAGIC 0x2B1A027F
+#define H4032L_END_PACKET_MAGIC 0x4D3C037F
+enum h4032l_clock_edge_type {
+ H4032L_CLOCK_EDGE_TYPE_RISE,
+ H4032L_CLOCK_EDGE_TYPE_FALL,
+ H4032L_CLOCK_EDGE_TYPE_BOTH
+};
+
+enum h4032l_ext_clock_source {
+ H4032L_EXT_CLOCK_SOURCE_CHANNEL_A,
+ H4032L_EXT_CLOCK_SOURCE_CHANNEL_B
+};
+
+enum h4032l_clock_edge_type_channel {
+ H4032L_CLOCK_EDGE_TYPE_RISE_A = 0x24,
+ H4032L_CLOCK_EDGE_TYPE_RISE_B,
+ H4032L_CLOCK_EDGE_TYPE_BOTH_A,
+ H4032L_CLOCK_EDGE_TYPE_BOTH_B,
+ H4032L_CLOCK_EDGE_TYPE_FALL_A,
+ H4032L_CLOCK_EDGE_TYPE_FALL_B
+};
+
+enum h4032l_trigger_edge_type {
+ H4032L_TRIGGER_EDGE_TYPE_RISE,
+ H4032L_TRIGGER_EDGE_TYPE_FALL,
+ H4032L_TRIGGER_EDGE_TYPE_TOGGLE,
+ H4032L_TRIGGER_EDGE_TYPE_DISABLED
+};
+
+enum h4032l_trigger_data_range_type {
+ H4032L_TRIGGER_DATA_RANGE_TYPE_MAX,
+ H4032L_TRIGGER_DATA_RANGE_TYPE_MIN_OR_MAX,
+ H4032L_TRIGGER_DATA_RANGE_TYPE_OUT_OF_RANGE,
+ H4032L_TRIGGER_DATA_RANGE_TYPE_WITHIN_RANGE
+};
+
+enum h4032l_trigger_time_range_type {
+ H4032L_TRIGGER_TIME_RANGE_TYPE_MAX,
+ H4032L_TRIGGER_TIME_RANGE_TYPE_MIN_OR_MAX,
+ H4032L_TRIGGER_TIME_RANGE_TYPE_OUT_OF_RANGE,
+ H4032L_TRIGGER_TIME_RANGE_TYPE_WITHIN_RANGE
+};
+
+enum h4032l_trigger_data_selection {
+ H4032L_TRIGGER_DATA_SELECTION_NEXT,
+ H4032L_TRIGGER_DATA_SELECTION_CURRENT,
+ H4032L_TRIGGER_DATA_SELECTION_PREV
+};
+
+enum h4032l_status {
+ H4032L_STATUS_IDLE,
+ H4032L_STATUS_CMD_CONFIGURE,
+ H4032L_STATUS_CMD_STATUS,
+ H4032L_STATUS_RESPONSE_STATUS,
+ H4032L_STATUS_RESPONSE_STATUS_RETRY,
+ H4032L_STATUS_RESPONSE_STATUS_CONTINUE,
+ H4032L_STATUS_CMD_GET,
+ H4032L_STATUS_FIRST_TRANSFER,
+ H4032L_STATUS_TRANSFER
+};
+
+#pragma pack(push,2)
+struct h4032l_trigger {
+ struct {
+ uint32_t edge_signal:5;
+ uint32_t edge_type:2;
+ uint32_t :1;
+ uint32_t data_range_type:2;
+ uint32_t time_range_type:2;
+ uint32_t data_range_enabled:1;
+ uint32_t time_range_enabled:1;
+ uint32_t :2;
+ uint32_t data_sel:2;
+ uint32_t combined_enabled:1;
+ } flags;
+ uint32_t data_range_min;
+ uint32_t data_range_max;
+ uint32_t time_range_min;
+ uint32_t time_range_max;
+ uint32_t data_range_mask;
+ uint32_t combine_mask;
+ uint32_t combine_data;
+};
+
+struct h4032l_cmd_pkt {
+ uint16_t magic; /* 0x017f */
+ uint8_t sample_rate;
+ struct {
+ uint8_t enable_trigger1:1;
+ uint8_t enable_trigger2:1;
+ uint8_t trigger_and_logic:1;
+ } trig_flags;
+ uint16_t pwm_a;
+ uint16_t pwm_b;
+ uint16_t reserved;
+ uint32_t sample_size; /* Sample depth in bits per channel, 2k-64M, must be multiple of 512. */
+ uint32_t pre_trigger_size; /* Pretrigger buffer depth in bits, must be < sample_size. */
+ struct h4032l_trigger trigger[2];
+ uint16_t cmd;
+};
+#pragma pack(pop)
+
+struct dev_context {
+ enum h4032l_status status;
+ uint64_t sample_rate;
+ unsigned int sent_samples;
+ int submitted_transfers;
+ uint32_t remaining_samples;
+ gboolean acq_aborted;
+ struct h4032l_cmd_pkt cmd_pkt;
+ unsigned int num_transfers;
+ struct libusb_transfer **transfers;
+ uint8_t buf[512];
+ uint64_t capture_ratio;
+ uint32_t trigger_pos;
+ gboolean external_clock;
+ enum h4032l_ext_clock_source external_clock_source;
+ enum h4032l_clock_edge_type clock_edge;
+ double cur_threshold[2];
+ uint32_t fpga_version;
};
-SR_PRIV int hantek_4032l_receive_data(int fd, int revents, void *cb_data);
+SR_PRIV int h4032l_receive_data(int fd, int revents, void *cb_data);
+SR_PRIV uint16_t h4032l_voltage2pwm(double voltage);
+SR_PRIV void LIBUSB_CALL h4032l_usb_callback(struct libusb_transfer *transfer);
+SR_PRIV void LIBUSB_CALL h4032l_data_transfer_callback(struct libusb_transfer *transfer);
+SR_PRIV int h4032l_start_data_transfers(const struct sr_dev_inst *sdi);
+SR_PRIV int h4032l_start(const struct sr_dev_inst *sdi);
+SR_PRIV int h4032l_stop(struct sr_dev_inst *sdi);
+SR_PRIV int h4032l_dev_open(struct sr_dev_inst *sdi);
+SR_PRIV int h4032l_get_fpga_version(const struct sr_dev_inst *sdi);
#endif