160 lines
4.5 KiB
C
160 lines
4.5 KiB
C
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/*
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* This file is part of the sigrok project.
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*
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* Copyright (C) 2012 Bert Vermeulen <bert@biot.com>
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* Copyright (C) 2012 Alexandru Gagniuc <mr.nuke.me@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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#ifndef LIBSIGROK_RADIOSHACK_DMM_H
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#define LIBSIGROK_RADIOSHACK_DMM_H
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#define RS_DMM_BUFSIZE 256
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/* Byte 1 of the packet, and the modes it represents */
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#define RS_22_812_IND1_HZ (0x80)
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#define RS_22_812_IND1_OHM (0x40)
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#define RS_22_812_IND1_KILO (0x20)
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#define RS_22_812_IND1_MEGA (0x10)
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#define RS_22_812_IND1_FARAD (0x08)
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#define RS_22_812_IND1_AMP (0x04)
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#define RS_22_812_IND1_VOLT (0x02)
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#define RS_22_812_IND1_MILI (0x01)
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/* Byte 2 of the packet, and the modes it represents */
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#define RS_22_812_IND2_MICRO (0x80)
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#define RS_22_812_IND2_NANO (0x40)
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#define RS_22_812_IND2_DBM (0x20)
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#define RS_22_812_IND2_SEC (0x10)
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#define RS_22_812_IND2_DUTY (0x08)
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#define RS_22_812_IND2_HFE (0x04)
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#define RS_22_812_IND2_REL (0x02)
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#define RS_22_812_IND2_MIN (0x01)
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/* Byte 7 of the packet, and the modes it represents */
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#define RS_22_812_INFO_BEEP (0x80)
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#define RS_22_812_INFO_DIODE (0x30)
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#define RS_22_812_INFO_BAT (0x20)
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#define RS_22_812_INFO_HOLD (0x10)
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#define RS_22_812_INFO_NEG (0x08)
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#define RS_22_812_INFO_AC (0x04)
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#define RS_22_812_INFO_RS232 (0x02)
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#define RS_22_812_INFO_AUTO (0x01)
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/* Instead of a decimal point, digit 4 carries the MAX flag */
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#define RS_22_812_DIG4_MAX (0x08)
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/* mask to remove the decimal point fr0m a digit */
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#define RS_22_812_DP_MASK (0x08)
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/* What the LCD values represent */
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#define RS_22_812_LCD_0 0xd7
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#define RS_22_812_LCD_1 0x50
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#define RS_22_812_LCD_2 0xb5
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#define RS_22_812_LCD_3 0xf1
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#define RS_22_812_LCD_4 0x72
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#define RS_22_812_LCD_5 0xe3
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#define RS_22_812_LCD_6 0xe7
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#define RS_22_812_LCD_7 0x51
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#define RS_22_812_LCD_8 0xf7
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#define RS_22_812_LCD_9 0xf3
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#define RS_22_812_LCD_C 0x87
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#define RS_22_812_LCD_E
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#define RS_22_812_LCD_F
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#define RS_22_812_LCD_h 0x66
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#define RS_22_812_LCD_H
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#define RS_22_812_LCD_I
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#define RS_22_812_LCD_n
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#define RS_22_812_LCD_P 0x37
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#define RS_22_812_LCD_r
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typedef struct {
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uint8_t mode;
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uint8_t indicatrix1;
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uint8_t indicatrix2;
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uint8_t digit4;
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uint8_t digit3;
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uint8_t digit2;
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uint8_t digit1;
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uint8_t info;
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uint8_t checksum;
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} rs_22_812_packet;
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#define RS_22_812_PACKET_SIZE (sizeof(rs_22_812_packet))
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typedef enum {
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RS_22_812_MODE_DC_V = 0,
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RS_22_812_MODE_AC_V = 1,
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RS_22_812_MODE_DC_UA = 2,
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RS_22_812_MODE_DC_MA = 3,
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RS_22_812_MODE_DC_A = 4,
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RS_22_812_MODE_AC_UA = 5,
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RS_22_812_MODE_AC_MA = 6,
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RS_22_812_MODE_AC_A = 7,
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RS_22_812_MODE_OHM = 8,
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RS_22_812_MODE_FARAD = 9,
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RS_22_812_MODE_HZ = 10,
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RS_22_812_MODE_VOLT_HZ = 11,
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RS_22_812_MODE_AMP_HZ = 12,
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RS_22_812_MODE_DUTY = 13,
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RS_22_812_MODE_VOLT_DUTY= 14,
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RS_22_812_MODE_AMP_DUTY = 15,
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RS_22_812_MODE_WIDTH = 16,
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RS_22_812_MODE_VOLT_WIDTH = 17,
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RS_22_812_MODE_AMP_WIDTH = 18,
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RS_22_812_MODE_DIODE = 19,
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RS_22_812_MODE_CONT = 20,
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RS_22_812_MODE_HFE = 21,
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RS_22_812_MODE_LOGIC = 22,
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RS_22_812_MODE_DBM = 23,
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//RS_22_812_MODE_ EF = 24,
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RS_22_812_MODE_TEMP = 25,
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RS_22_812_MODE_INVALID = 26,
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} rs_22_812_mode;
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SR_PRIV gboolean rs_22_812_is_packet_valid(const rs_22_812_packet *data );
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/* Supported models */
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typedef enum {
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RADIOSHACK_22_812 = 1,
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} radioshack_model;
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/* Supported device profiles */
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struct radioshackdmm_profile {
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radioshack_model model;
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const char *modelname;
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/* How often to poll, in ms. */
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int poll_period;
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};
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/* Private, per-device-instance driver context. */
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typedef struct dev_context {
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/* const struct radioshackdmm_profile *profile; */
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uint64_t limit_samples;
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struct sr_serial_dev_inst *serial;
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char *serialcomm;
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/* Opaque pointer passed in by the frontend. */
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void *cb_data;
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/* Runtime. */
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uint64_t num_samples;
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uint8_t buf[RS_DMM_BUFSIZE];
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size_t bufoffset;
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size_t buflen;
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} rs_dev_ctx;
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SR_PRIV int radioshack_receive_data(int fd, int revents, void *cb_data);
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#endif /* LIBSIGROK_RADIOSHACK_DMM_H */
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