2 * This file is part of the libsigrok project.
4 * Copyright (C) 2012 Uwe Hermann <uwe@hermann-uwe.de>
5 * Copyright (C) 2013 Aurelien Jacobs <aurel@gnuage.org>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
23 * Cyrustek ES519XX protocol parser.
25 * Communication parameters: Unidirectional, 2400/7o1 or 19230/7o1
32 #include "libsigrok.h"
33 #include "libsigrok-internal.h"
35 #define LOG_PREFIX "es519xx"
37 /* Factors for the respective measurement mode (0 means "invalid"). */
38 static const float factors_2400_11b[9][8] = {
39 {1e-4, 1e-3, 1e-2, 1e-1, 1, 0, 0, 0 }, /* V */
40 {1e-7, 1e-6, 0, 0, 0, 0, 0, 0 }, /* uA */
41 {1e-5, 1e-4, 0, 0, 0, 0, 0, 0 }, /* mA */
42 {1e-2, 0, 0, 0, 0, 0, 0, 0 }, /* A */
43 {1e1, 1e2, 1e3, 1e4, 1e5, 1e6, 0, 0 }, /* RPM */
44 {1e-1, 1, 1e1, 1e2, 1e3, 1e4, 0, 0 }, /* Resistance */
45 {1, 1e1, 1e2, 1e3, 1e4, 1e5, 0, 0 }, /* Frequency */
46 {1e-12, 1e-11, 1e-10, 1e-9, 1e-8, 1e-7, 1e-6, 1e-5}, /* Capacitance */
47 {1e-3, 0, 0, 0, 0, 0, 0, 0 }, /* Diode */
49 static const float factors_19200_11b_5digits[9][8] = {
50 {1e-4, 1e-3, 1e-2, 1e-1, 1e-5, 0, 0, 0}, /* V */
51 {1e-8, 1e-7, 0, 0, 0, 0, 0, 0}, /* uA */
52 {1e-6, 1e-5, 0, 0, 0, 0, 0, 0}, /* mA */
53 {0, 1e-3, 0, 0, 0, 0, 0, 0}, /* A */
54 {1e-4, 1e-3, 1e-2, 1e-1, 1, 0, 0, 0}, /* Manual A */
55 {1e-2, 1e-1, 1, 1e1, 1e2, 1e3, 1e4, 0}, /* Resistance */
56 {1e-1, 0, 1, 1e1, 1e2, 1e3, 1e4, 0}, /* Frequency */
57 {1e-12, 1e-11, 1e-10, 1e-9, 1e-8, 1e-7, 1e-6, 1e-5}, /* Capacitance */
58 {1e-4, 0, 0, 0, 0, 0, 0, 0 }, /* Diode */
60 static const float factors_19200_11b_clampmeter[9][8] = {
61 {1e-3, 1e-2, 1e-1, 1, 1e-4, 0, 0, 0}, /* V */
62 {1e-7, 1e-6, 0, 0, 0, 0, 0, 0}, /* uA */
63 {1e-5, 1e-4, 0, 0, 0, 0, 0, 0}, /* mA */
64 {1e-2, 0, 0, 0, 0, 0, 0, 0}, /* A */
65 {1e-3, 1e-2, 1e-1, 1, 0, 0, 0, 0}, /* Manual A */
66 {1e-1, 1, 1e1, 1e2, 1e3, 1e4, 0, 0}, /* Resistance */
67 {1e-1, 0, 1, 1e1, 1e2, 1e3, 1e4, 0}, /* Frequency */
68 {1e-12, 1e-11, 1e-10, 1e-9, 1e-8, 1e-7, 1e-6, 1e-5}, /* Capacitance */
69 {1e-3, 0, 0, 0, 0, 0, 0, 0 }, /* Diode */
71 static const float factors_19200_11b[9][8] = {
72 {1e-3, 1e-2, 1e-1, 1, 1e-4, 0, 0, 0}, /* V */
73 {1e-7, 1e-6, 0, 0, 0, 0, 0, 0}, /* uA */
74 {1e-5, 1e-4, 0, 0, 0, 0, 0, 0}, /* mA */
75 {1e-3, 1e-2, 0, 0, 0, 0, 0, 0}, /* A */
76 {0, 0, 0, 0, 0, 0, 0, 0}, /* Manual A */
77 {1e-1, 1, 1e1, 1e2, 1e3, 1e4, 0, 0}, /* Resistance */
78 {1, 1e1, 1e2, 1e3, 1e4, 0, 0, 0}, /* Frequency */
79 {1e-12, 1e-11, 1e-10, 1e-9, 1e-8, 1e-7, 1e-6, 0}, /* Capacitance */
80 {1e-3, 0, 0, 0, 0, 0, 0, 0}, /* Diode */
82 static const float factors_19200_14b[9][8] = {
83 {1e-4, 1e-3, 1e-2, 1e-1, 1e-5, 0, 0, 0}, /* V */
84 {1e-8, 1e-7, 0, 0, 0, 0, 0, 0}, /* uA */
85 {1e-6, 1e-5, 0, 0, 0, 0, 0, 0}, /* mA */
86 {1e-3, 0, 0, 0, 0, 0, 0, 0}, /* A */
87 {1e-4, 1e-3, 1e-2, 1e-1, 1, 0, 0, 0}, /* Manual A */
88 {1e-2, 1e-1, 1, 1e1, 1e2, 1e3, 1e4, 0}, /* Resistance */
89 {1e-2, 1e-1, 0, 1, 1e1, 1e2, 1e3, 1e4}, /* Frequency */
90 {1e-12, 1e-11, 1e-10, 1e-9, 1e-8, 1e-7, 1e-6, 1e-5}, /* Capacitance */
91 {1e-4, 0, 0, 0, 0, 0, 0, 0 }, /* Diode */
94 static int parse_value(const uint8_t *buf, struct es519xx_info *info,
97 int i, intval, num_digits;
100 num_digits = 4 + ((info->packet_size == 14) ? 1 : 0);
102 /* Bytes 1-4 (or 5): Value (4 or 5 decimal digits) */
104 sr_spew("Over limit.");
107 } else if (info->is_ul) {
108 sr_spew("Under limit.");
111 } else if (!isdigit(buf[1]) || !isdigit(buf[2]) ||
112 !isdigit(buf[3]) || !isdigit(buf[4]) ||
113 (num_digits == 5 && !isdigit(buf[5]))) {
114 sr_err("Value contained invalid digits: %02x %02x %02x %02x "
115 "(%c %c %c %c).", buf[1], buf[2], buf[3], buf[4],
116 buf[1], buf[2], buf[3], buf[4]);
119 intval = (info->is_digit4) ? 1 : 0;
120 for (i = 0; i < num_digits; i++)
121 intval = 10 * intval + (buf[i + 1] - '0');
124 intval *= info->is_sign ? -1 : 1;
126 floatval = (float)intval;
128 /* Note: The decimal point position will be parsed later. */
130 sr_spew("The display value is %f.", floatval);
137 static int parse_range(uint8_t b, float *floatval,
138 const struct es519xx_info *info)
145 if (idx < 0 || idx > 7) {
146 sr_dbg("Invalid range byte / index: 0x%02x / 0x%02x.", b, idx);
150 /* Parse range byte (depends on the measurement mode). */
151 if (info->is_voltage)
153 else if (info->is_current && info->is_micro)
155 else if (info->is_current && info->is_milli)
157 else if (info->is_current && info->is_auto)
159 else if (info->is_current && !info->is_auto)
160 mode = 4; /* Manual A */
161 else if (info->is_rpm)
162 /* Not a typo, it's really index 4 in factors_2400_11b[][]. */
164 else if (info->is_resistance || info->is_continuity)
165 mode = 5; /* Resistance */
166 else if (info->is_frequency)
167 mode = 6; /* Frequency */
168 else if (info->is_capacitance)
169 mode = 7; /* Capacitance */
170 else if (info->is_diode)
171 mode = 8; /* Diode */
172 else if (info->is_duty_cycle)
173 mode = 0; /* Dummy, unused */
175 sr_dbg("Invalid mode, range byte was: 0x%02x.", b);
181 factor = (const float[]){1e-1, 1}[idx];
182 else if (info->is_milli)
183 factor = (const float[]){1e-2, 1e-1}[idx];
185 else if (info->is_duty_cycle)
187 else if (info->baudrate == 2400)
188 factor = factors_2400_11b[mode][idx];
189 else if (info->fivedigits)
190 factor = factors_19200_11b_5digits[mode][idx];
191 else if (info->clampmeter)
192 factor = factors_19200_11b_clampmeter[mode][idx];
193 else if (info->packet_size == 11)
194 factor = factors_19200_11b[mode][idx];
195 else if (info->packet_size == 14)
196 factor = factors_19200_14b[mode][idx];
199 sr_dbg("Invalid factor for range byte: 0x%02x.", b);
203 /* Apply respective factor (mode-dependent) on the value. */
205 sr_dbg("Applying factor %f, new value is %f.", factor, *floatval);
210 static void parse_flags(const uint8_t *buf, struct es519xx_info *info)
212 int function, status;
214 function = 5 + ((info->packet_size == 14) ? 1 : 0);
215 status = function + 1;
218 if (info->alt_functions) {
219 info->is_sign = (buf[status] & (1 << 3)) != 0;
220 info->is_batt = (buf[status] & (1 << 2)) != 0; /* Bat. low */
221 info->is_ol = (buf[status] & (1 << 1)) != 0; /* Overflow */
222 info->is_ol |= (buf[status] & (1 << 0)) != 0; /* Overflow */
224 info->is_judge = (buf[status] & (1 << 3)) != 0;
225 info->is_sign = (buf[status] & (1 << 2)) != 0;
226 info->is_batt = (buf[status] & (1 << 1)) != 0; /* Bat. low */
227 info->is_ol = (buf[status] & (1 << 0)) != 0; /* Overflow */
230 if (info->packet_size == 14) {
232 info->is_max = (buf[8] & (1 << 3)) != 0;
233 info->is_min = (buf[8] & (1 << 2)) != 0;
234 info->is_rel = (buf[8] & (1 << 1)) != 0;
235 info->is_rmr = (buf[8] & (1 << 0)) != 0;
238 info->is_ul = (buf[9] & (1 << 3)) != 0; /* Underflow */
239 info->is_pmax = (buf[9] & (1 << 2)) != 0; /* Max. peak value */
240 info->is_pmin = (buf[9] & (1 << 1)) != 0; /* Min. peak value */
243 info->is_dc = (buf[10] & (1 << 3)) != 0;
244 info->is_ac = (buf[10] & (1 << 2)) != 0;
245 info->is_auto = (buf[10] & (1 << 1)) != 0;
246 info->is_vahz = (buf[10] & (1 << 0)) != 0;
248 /* LPF: Low-pass filter(s) */
249 if (info->selectable_lpf) {
251 info->is_hold = (buf[11] & (1 << 3)) != 0;
252 info->is_vbar = (buf[11] & (1 << 2)) != 0;
253 info->is_lpf1 = (buf[11] & (1 << 1)) != 0;
254 info->is_lpf0 = (buf[11] & (1 << 0)) != 0;
257 info->is_vbar = (buf[11] & (1 << 2)) != 0;
258 info->is_hold = (buf[11] & (1 << 1)) != 0;
259 info->is_lpf1 = (buf[11] & (1 << 0)) != 0;
261 } else if (info->alt_functions) {
263 info->is_dc = (buf[8] & (1 << 3)) != 0;
264 info->is_auto = (buf[8] & (1 << 2)) != 0;
265 info->is_apo = (buf[8] & (1 << 0)) != 0;
266 info->is_ac = !info->is_dc;
269 if (info->baudrate == 2400) {
270 info->is_pmax = (buf[7] & (1 << 3)) != 0;
271 info->is_pmin = (buf[7] & (1 << 2)) != 0;
272 info->is_vahz = (buf[7] & (1 << 0)) != 0;
273 } else if (info->fivedigits) {
274 info->is_ul = (buf[7] & (1 << 3)) != 0;
275 info->is_pmax = (buf[7] & (1 << 2)) != 0;
276 info->is_pmin = (buf[7] & (1 << 1)) != 0;
277 info->is_digit4 = (buf[7] & (1 << 0)) != 0;
278 } else if (info->clampmeter) {
279 info->is_ul = (buf[7] & (1 << 3)) != 0;
280 info->is_vasel = (buf[7] & (1 << 2)) != 0;
281 info->is_vbar = (buf[7] & (1 << 1)) != 0;
283 info->is_hold = (buf[7] & (1 << 3)) != 0;
284 info->is_max = (buf[7] & (1 << 2)) != 0;
285 info->is_min = (buf[7] & (1 << 1)) != 0;
289 info->is_dc = (buf[8] & (1 << 3)) != 0;
290 info->is_ac = (buf[8] & (1 << 2)) != 0;
291 info->is_auto = (buf[8] & (1 << 1)) != 0;
292 if (info->baudrate == 2400)
293 info->is_apo = (buf[8] & (1 << 0)) != 0;
295 info->is_vahz = (buf[8] & (1 << 0)) != 0;
299 if (info->alt_functions) {
300 switch (buf[function]) {
302 info->is_current = info->is_auto = TRUE;
305 info->is_current = info->is_micro = info->is_auto = TRUE;
308 info->is_current = info->is_milli = info->is_auto = TRUE;
311 info->is_voltage = TRUE;
313 case 0x37: /* Resistance */
314 info->is_resistance = TRUE;
316 case 0x36: /* Continuity */
317 info->is_continuity = TRUE;
319 case 0x3b: /* Diode */
320 info->is_diode = TRUE;
322 case 0x3a: /* Frequency */
323 info->is_frequency = TRUE;
325 case 0x34: /* ADP0 */
326 case 0x35: /* ADP0 */
327 info->is_adp0 = TRUE;
329 case 0x38: /* ADP1 */
330 case 0x39: /* ADP1 */
331 info->is_adp1 = TRUE;
333 case 0x32: /* ADP2 */
334 case 0x33: /* ADP2 */
335 info->is_adp2 = TRUE;
337 case 0x30: /* ADP3 */
338 case 0x31: /* ADP3 */
339 info->is_adp3 = TRUE;
342 sr_err("Invalid function byte: 0x%02x.", buf[function]);
346 /* Note: Some of these mappings are fixed up later. */
347 switch (buf[function]) {
349 info->is_voltage = TRUE;
352 info->is_current = info->is_micro = info->is_auto = TRUE;
355 info->is_current = info->is_milli = info->is_auto = TRUE;
358 info->is_current = info->is_auto = TRUE;
360 case 0x39: /* Manual A */
361 info->is_current = TRUE;
362 info->is_auto = FALSE; /* Manual mode */
364 case 0x33: /* Resistance */
365 info->is_resistance = TRUE;
367 case 0x35: /* Continuity */
368 info->is_continuity = TRUE;
370 case 0x31: /* Diode */
371 info->is_diode = TRUE;
373 case 0x32: /* Frequency / RPM / duty cycle */
374 if (info->packet_size == 14) {
376 info->is_duty_cycle = TRUE;
378 info->is_frequency = TRUE;
383 info->is_frequency = TRUE;
386 case 0x36: /* Capacitance */
387 info->is_capacitance = TRUE;
389 case 0x34: /* Temperature */
390 info->is_temperature = TRUE;
392 info->is_celsius = TRUE;
394 info->is_fahrenheit = TRUE;
395 /* IMPORTANT: The digits always represent Celsius! */
397 case 0x3e: /* ADP0 */
398 info->is_adp0 = TRUE;
400 case 0x3c: /* ADP1 */
401 info->is_adp1 = TRUE;
403 case 0x38: /* ADP2 */
404 info->is_adp2 = TRUE;
406 case 0x3a: /* ADP3 */
407 info->is_adp3 = TRUE;
410 sr_err("Invalid function byte: 0x%02x.", buf[function]);
415 if (info->is_current && (info->is_micro || info->is_milli) && info->is_vasel) {
416 info->is_current = info->is_auto = FALSE;
417 info->is_voltage = TRUE;
420 if (info->baudrate == 2400) {
421 /* Inverted mapping between mA and A, and no manual A. */
422 if (info->is_current && (info->is_milli || !info->is_auto)) {
423 info->is_milli = !info->is_milli;
424 info->is_auto = TRUE;
429 static void handle_flags(struct sr_datafeed_analog *analog,
430 float *floatval, const struct es519xx_info *info)
433 * Note: is_micro etc. are not used directly to multiply/divide
434 * floatval, this is handled via parse_range() and factors[][].
437 /* Measurement modes */
438 if (info->is_voltage) {
439 analog->mq = SR_MQ_VOLTAGE;
440 analog->unit = SR_UNIT_VOLT;
442 if (info->is_current) {
443 analog->mq = SR_MQ_CURRENT;
444 analog->unit = SR_UNIT_AMPERE;
446 if (info->is_resistance) {
447 analog->mq = SR_MQ_RESISTANCE;
448 analog->unit = SR_UNIT_OHM;
450 if (info->is_frequency) {
451 analog->mq = SR_MQ_FREQUENCY;
452 analog->unit = SR_UNIT_HERTZ;
454 if (info->is_capacitance) {
455 analog->mq = SR_MQ_CAPACITANCE;
456 analog->unit = SR_UNIT_FARAD;
458 if (info->is_temperature && info->is_celsius) {
459 analog->mq = SR_MQ_TEMPERATURE;
460 analog->unit = SR_UNIT_CELSIUS;
462 if (info->is_temperature && info->is_fahrenheit) {
463 analog->mq = SR_MQ_TEMPERATURE;
464 analog->unit = SR_UNIT_FAHRENHEIT;
466 if (info->is_continuity) {
467 analog->mq = SR_MQ_CONTINUITY;
468 analog->unit = SR_UNIT_BOOLEAN;
469 *floatval = (*floatval < 0.0 || *floatval > 25.0) ? 0.0 : 1.0;
471 if (info->is_diode) {
472 analog->mq = SR_MQ_VOLTAGE;
473 analog->unit = SR_UNIT_VOLT;
476 analog->mq = SR_MQ_FREQUENCY;
477 analog->unit = SR_UNIT_REVOLUTIONS_PER_MINUTE;
479 if (info->is_duty_cycle) {
480 analog->mq = SR_MQ_DUTY_CYCLE;
481 analog->unit = SR_UNIT_PERCENTAGE;
484 /* Measurement related flags */
486 analog->mqflags |= SR_MQFLAG_AC;
488 analog->mqflags |= SR_MQFLAG_DC;
490 analog->mqflags |= SR_MQFLAG_AUTORANGE;
492 analog->mqflags |= SR_MQFLAG_DIODE;
495 * Note: HOLD only affects the number displayed on the LCD,
496 * but not the value sent via the protocol! It also does not
497 * affect the bargraph on the LCD.
499 analog->mqflags |= SR_MQFLAG_HOLD;
501 analog->mqflags |= SR_MQFLAG_MAX;
503 analog->mqflags |= SR_MQFLAG_MIN;
505 analog->mqflags |= SR_MQFLAG_RELATIVE;
509 sr_spew("Judge bit is set.");
511 sr_spew("Battery is low.");
513 sr_spew("Input overflow.");
515 sr_spew("Input underflow.");
517 sr_spew("pMAX active, LCD shows max. peak value.");
519 sr_spew("pMIN active, LCD shows min. peak value.");
521 sr_spew("VAHZ active.");
523 sr_spew("Auto-Power-Off enabled.");
525 sr_spew("VBAR active.");
526 if ((!info->selectable_lpf && info->is_lpf1) ||
527 (info->selectable_lpf && (!info->is_lpf0 || !info->is_lpf1)))
528 sr_spew("Low-pass filter feature is active.");
531 static gboolean flags_valid(const struct es519xx_info *info)
535 /* Does the packet have more than one multiplier? */
536 count = (info->is_micro) ? 1 : 0;
537 count += (info->is_milli) ? 1 : 0;
539 sr_err("More than one multiplier detected in packet.");
543 /* Does the packet "measure" more than one type of value? */
544 count = (info->is_voltage) ? 1 : 0;
545 count += (info->is_current) ? 1 : 0;
546 count += (info->is_resistance) ? 1 : 0;
547 count += (info->is_frequency) ? 1 : 0;
548 count += (info->is_capacitance) ? 1 : 0;
549 count += (info->is_temperature) ? 1 : 0;
550 count += (info->is_continuity) ? 1 : 0;
551 count += (info->is_diode) ? 1 : 0;
552 count += (info->is_rpm) ? 1 : 0;
554 sr_err("More than one measurement type detected in packet.");
558 /* Both AC and DC set? */
559 if (info->is_ac && info->is_dc) {
560 sr_err("Both AC and DC flags detected in packet.");
567 static gboolean sr_es519xx_packet_valid(const uint8_t *buf,
568 struct es519xx_info *info)
572 s = info->packet_size;
574 if (s == 11 && memcmp(buf, buf + s, s))
577 if (buf[s - 2] != '\r' || buf[s - 1] != '\n')
580 parse_flags(buf, info);
582 if (!flags_valid(info))
588 static int sr_es519xx_parse(const uint8_t *buf, float *floatval,
589 struct sr_datafeed_analog *analog,
590 struct es519xx_info *info)
594 if (!sr_es519xx_packet_valid(buf, info))
597 if ((ret = parse_value(buf, info, floatval)) != SR_OK) {
598 sr_err("Error parsing value: %d.", ret);
602 if ((ret = parse_range(buf[0], floatval, info)) != SR_OK)
605 handle_flags(analog, floatval, info);
610 * Functions for 2400 baud / 11 bytes protocols.
611 * This includes ES51962, ES51971, ES51972, ES51978 and ES51989.
613 SR_PRIV gboolean sr_es519xx_2400_11b_packet_valid(const uint8_t *buf)
615 struct es519xx_info info = { 0 };
617 info.baudrate = 2400;
618 info.packet_size = 11;
620 return sr_es519xx_packet_valid(buf, &info);
623 SR_PRIV int sr_es519xx_2400_11b_parse(const uint8_t *buf, float *floatval,
624 struct sr_datafeed_analog *analog, void *info)
626 struct es519xx_info *info_local;
629 memset(info_local, 0, sizeof(struct es519xx_info));
630 info_local->baudrate = 2400;
631 info_local->packet_size = 11;
633 return sr_es519xx_parse(buf, floatval, analog, info);
637 * Functions for 2400 baud / 11 byte protocols.
638 * This includes ES51960, ES51977 and ES51988.
640 SR_PRIV gboolean sr_es519xx_2400_11b_altfn_packet_valid(const uint8_t *buf)
642 struct es519xx_info info = { 0 };
644 info.baudrate = 2400;
645 info.packet_size = 11;
646 info.alt_functions = TRUE;
648 return sr_es519xx_packet_valid(buf, &info);
651 SR_PRIV int sr_es519xx_2400_11b_altfn_parse(const uint8_t *buf,
652 float *floatval, struct sr_datafeed_analog *analog, void *info)
654 struct es519xx_info *info_local;
657 memset(info_local, 0, sizeof(struct es519xx_info));
658 info_local->baudrate = 2400;
659 info_local->packet_size = 11;
660 info_local->alt_functions = TRUE;
662 return sr_es519xx_parse(buf, floatval, analog, info);
666 * Functions for 19200 baud / 11 bytes protocols with 5 digits display.
667 * This includes ES51911, ES51916 and ES51918.
669 SR_PRIV gboolean sr_es519xx_19200_11b_5digits_packet_valid(const uint8_t *buf)
671 struct es519xx_info info = { 0 };
673 info.baudrate = 19200;
674 info.packet_size = 11;
675 info.fivedigits = TRUE;
677 return sr_es519xx_packet_valid(buf, &info);
680 SR_PRIV int sr_es519xx_19200_11b_5digits_parse(const uint8_t *buf,
681 float *floatval, struct sr_datafeed_analog *analog, void *info)
683 struct es519xx_info *info_local;
686 memset(info_local, 0, sizeof(struct es519xx_info));
687 info_local->baudrate = 19200;
688 info_local->packet_size = 11;
689 info_local->fivedigits = TRUE;
691 return sr_es519xx_parse(buf, floatval, analog, info);
695 * Functions for 19200 baud / 11 bytes protocols with clamp meter support.
696 * This includes ES51967 and ES51969.
698 SR_PRIV gboolean sr_es519xx_19200_11b_clamp_packet_valid(const uint8_t *buf)
700 struct es519xx_info info = { 0 };
702 info.baudrate = 19200;
703 info.packet_size = 11;
704 info.clampmeter = TRUE;
706 return sr_es519xx_packet_valid(buf, &info);
709 SR_PRIV int sr_es519xx_19200_11b_clamp_parse(const uint8_t *buf,
710 float *floatval, struct sr_datafeed_analog *analog, void *info)
712 struct es519xx_info *info_local;
715 memset(info_local, 0, sizeof(struct es519xx_info));
716 info_local->baudrate = 19200;
717 info_local->packet_size = 11;
718 info_local->clampmeter = TRUE;
720 return sr_es519xx_parse(buf, floatval, analog, info);
724 * Functions for 19200 baud / 11 bytes protocols.
725 * This includes ES51981, ES51982, ES51983, ES51984 and ES51986.
727 SR_PRIV gboolean sr_es519xx_19200_11b_packet_valid(const uint8_t *buf)
729 struct es519xx_info info = { 0 };
731 info.baudrate = 19200;
732 info.packet_size = 11;
734 return sr_es519xx_packet_valid(buf, &info);
737 SR_PRIV int sr_es519xx_19200_11b_parse(const uint8_t *buf, float *floatval,
738 struct sr_datafeed_analog *analog, void *info)
740 struct es519xx_info *info_local;
743 memset(info_local, 0, sizeof(struct es519xx_info));
744 info_local->baudrate = 19200;
745 info_local->packet_size = 11;
747 return sr_es519xx_parse(buf, floatval, analog, info);
751 * Functions for 19200 baud / 14 bytes protocols.
752 * This includes ES51921 and ES51922.
754 SR_PRIV gboolean sr_es519xx_19200_14b_packet_valid(const uint8_t *buf)
756 struct es519xx_info info = { 0 };
758 info.baudrate = 19200;
759 info.packet_size = 14;
761 return sr_es519xx_packet_valid(buf, &info);
764 SR_PRIV int sr_es519xx_19200_14b_parse(const uint8_t *buf, float *floatval,
765 struct sr_datafeed_analog *analog, void *info)
767 struct es519xx_info *info_local;
770 memset(info_local, 0, sizeof(struct es519xx_info));
771 info_local->baudrate = 19200;
772 info_local->packet_size = 14;
774 return sr_es519xx_parse(buf, floatval, analog, info);
778 * Functions for 19200 baud / 14 bytes protocols with selectable LPF.
779 * This includes ES51931 and ES51932.
781 SR_PRIV gboolean sr_es519xx_19200_14b_sel_lpf_packet_valid(const uint8_t *buf)
783 struct es519xx_info info = { 0 };
785 info.baudrate = 19200;
786 info.packet_size = 14;
787 info.selectable_lpf = TRUE;
789 return sr_es519xx_packet_valid(buf, &info);
792 SR_PRIV int sr_es519xx_19200_14b_sel_lpf_parse(const uint8_t *buf,
793 float *floatval, struct sr_datafeed_analog *analog, void *info)
795 struct es519xx_info *info_local;
798 memset(info_local, 0, sizeof(struct es519xx_info));
799 info_local->baudrate = 19200;
800 info_local->packet_size = 14;
801 info_local->selectable_lpf = TRUE;
803 return sr_es519xx_parse(buf, floatval, analog, info);