From: Aurelien Jacobs Date: Thu, 3 Oct 2013 20:00:22 +0000 (+0200) Subject: add cyrustek es519xx generic protocol parser X-Git-Tag: libsigrok-0.2.2~47 X-Git-Url: https://sigrok.org/gitaction?a=commitdiff_plain;h=c01bdebc575cc3abdba30610afa374f0364b0b94;p=libsigrok.git add cyrustek es519xx generic protocol parser --- diff --git a/hardware/common/dmm/Makefile.am b/hardware/common/dmm/Makefile.am index 658b007d..ccae327d 100644 --- a/hardware/common/dmm/Makefile.am +++ b/hardware/common/dmm/Makefile.am @@ -22,6 +22,7 @@ noinst_LTLIBRARIES = libsigrok_hw_common_dmm.la libsigrok_hw_common_dmm_la_SOURCES = \ es51922.c \ + es519xx.c \ fs9721.c \ fs9922.c \ metex14.c \ diff --git a/hardware/common/dmm/es519xx.c b/hardware/common/dmm/es519xx.c new file mode 100644 index 00000000..6a49ff64 --- /dev/null +++ b/hardware/common/dmm/es519xx.c @@ -0,0 +1,746 @@ +/* + * This file is part of the libsigrok project. + * + * Copyright (C) 2012 Uwe Hermann + * Copyright (C) 2013 Aurelien Jacobs + * + * 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 + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/* + * Cyrustek ES519XX protocol parser. + * + * Communication parameters: Unidirectional, 2400/7o1 or 19230/7o1 + */ + +#include +#include +#include +#include +#include "libsigrok.h" +#include "libsigrok-internal.h" + +/* Message logging helpers with subsystem-specific prefix string. */ +#define LOG_PREFIX "es519xx: " +#define sr_log(l, s, args...) sr_log(l, LOG_PREFIX s, ## args) +#define sr_spew(s, args...) sr_spew(LOG_PREFIX s, ## args) +#define sr_dbg(s, args...) sr_dbg(LOG_PREFIX s, ## args) +#define sr_info(s, args...) sr_info(LOG_PREFIX s, ## args) +#define sr_warn(s, args...) sr_warn(LOG_PREFIX s, ## args) +#define sr_err(s, args...) sr_err(LOG_PREFIX s, ## args) + +/* Factors for the respective measurement mode (0 means "invalid"). */ +static const float factors_2400_11B[8][8] = { + {1e-4, 1e-3, 1e-2, 1e-1, 1, 0, 0, 0 }, /* V */ + {1e-7, 1e-6, 0, 0, 0, 0, 0, 0 }, /* uA */ + {1e-5, 1e-4, 0, 0, 0, 0, 0, 0 }, /* mA */ + {1e-2, 0, 0, 0, 0, 0, 0, 0 }, /* A */ + {1e1, 1e2, 1e3, 1e4, 1e5, 1e6, 0, 0 }, /* RPM */ + {1e-1, 1, 1e1, 1e2, 1e3, 1e4, 0, 0 }, /* Resistance */ + {1, 1e1, 1e2, 1e3, 1e4, 1e5, 0, 0 }, /* Frequency */ + {1e-12, 1e-11, 1e-10, 1e-9, 1e-8, 1e-7, 1e-6, 1e-5}, /* Capacitance */ +}; +static const float factors_19200_11B_5digits[8][8] = { + {1e-4, 1e-3, 1e-2, 1e-1, 1e-5, 0, 0, 0}, /* V */ + {1e-8, 1e-7, 0, 0, 0, 0, 0, 0}, /* uA */ + {1e-6, 1e-5, 0, 0, 0, 0, 0, 0}, /* mA */ + {0, 1e-3, 0, 0, 0, 0, 0, 0}, /* A */ + {1e-4, 1e-3, 1e-2, 1e-1, 1, 0, 0, 0}, /* Manual A */ + {1e-2, 1e-1, 1, 1e1, 1e2, 1e3, 1e4, 0}, /* Resistance */ + {1e-1, 0, 1, 1e1, 1e2, 1e3, 1e4, 0}, /* Frequency */ + {1e-12, 1e-11, 1e-10, 1e-9, 1e-8, 1e-7, 1e-6, 1e-5}, /* Capacitance */ +}; +static const float factors_19200_11B_clampmeter[8][8] = { + {1e-3, 1e-2, 1e-1, 1, 1e-4, 0, 0, 0}, /* V */ + {1e-7, 1e-6, 0, 0, 0, 0, 0, 0}, /* uA */ + {1e-5, 1e-4, 0, 0, 0, 0, 0, 0}, /* mA */ + {1e-2, 0, 0, 0, 0, 0, 0, 0}, /* A */ + {1e-3, 1e-2, 1e-1, 1, 0, 0, 0, 0}, /* Manual A */ + {1e-1, 1, 1e1, 1e2, 1e3, 1e4, 0, 0}, /* Resistance */ + {1e-1, 0, 1, 1e1, 1e2, 1e3, 1e4, 0}, /* Frequency */ + {1e-12, 1e-11, 1e-10, 1e-9, 1e-8, 1e-7, 1e-6, 1e-5}, /* Capacitance */ +}; +static const float factors_19200_11B[8][8] = { + {1e-3, 1e-2, 1e-1, 1, 1e-4, 0, 0, 0}, /* V */ + {1e-7, 1e-6, 0, 0, 0, 0, 0, 0}, /* uA */ + {1e-5, 1e-4, 0, 0, 0, 0, 0, 0}, /* mA */ + {1e-3, 1e-2, 0, 0, 0, 0, 0, 0}, /* A */ + {0, 0, 0, 0, 0, 0, 0, 0}, /* Manual A */ + {1e-1, 1, 1e1, 1e2, 1e3, 1e4, 0, 0}, /* Resistance */ + {1, 1e1, 1e2, 1e3, 1e4, 0, 0, 0}, /* Frequency */ + {1e-12, 1e-11, 1e-10, 1e-9, 1e-8, 1e-7, 1e-6, 0}, /* Capacitance */ +}; +static const float factors_19200_14B[8][8] = { + {1e-4, 1e-3, 1e-2, 1e-1, 1e-5, 0, 0, 0}, /* V */ + {1e-8, 1e-7, 0, 0, 0, 0, 0, 0}, /* uA */ + {1e-6, 1e-5, 0, 0, 0, 0, 0, 0}, /* mA */ + {1e-3, 0, 0, 0, 0, 0, 0, 0}, /* A */ + {1e-4, 1e-3, 1e-2, 1e-1, 1, 0, 0, 0}, /* Manual A */ + {1e-2, 1e-1, 1, 1e1, 1e2, 1e3, 1e4, 0}, /* Resistance */ + {1e-2, 1e-1, 0, 1, 1e1, 1e2, 1e3, 1e4}, /* Frequency */ + {1e-12, 1e-11, 1e-10, 1e-9, 1e-8, 1e-7, 1e-6, 1e-5}, /* Capacitance */ +}; + +static int parse_value(const uint8_t *buf, struct es519xx_info *info, + float *result) +{ + int i, intval, nb_digits = 4 + (info->packet_size == 14); + float floatval; + + /* Bytes 1-4 (or 5): Value (4 or 5 decimal digits) */ + if (info->is_ol) { + sr_spew("Over limit."); + *result = INFINITY; + return SR_OK; + } else if (info->is_ul) { + sr_spew("Under limit."); + *result = INFINITY; + return SR_OK; + } else if (!isdigit(buf[1]) || !isdigit(buf[2]) || + !isdigit(buf[3]) || !isdigit(buf[4]) || + (nb_digits == 5 && !isdigit(buf[5]))) { + sr_err("Value contained invalid digits: %02x %02x %02x %02x " + "(%c %c %c %c).", buf[1], buf[2], buf[3], buf[4], + buf[1], buf[2], buf[3], buf[4]); + return SR_ERR; + } + intval = info->is_digit4; + for (i=0; iis_sign ? -1 : 1; + + floatval = (float)intval; + + /* Note: The decimal point position will be parsed later. */ + + sr_spew("The display value is %f.", floatval); + + *result = floatval; + return SR_OK; +} + +static int parse_range(uint8_t b, float *floatval, + const struct es519xx_info *info) +{ + int mode, idx = b - '0'; + float factor = 0; + + if (idx < 0 || idx > 7) { + sr_dbg("Invalid range byte / index: 0x%02x / 0x%02x.", b, idx); + return SR_ERR; + } + + /* Parse range byte (depends on the measurement mode). */ + if (info->is_voltage) + mode = 0; /* V */ + else if (info->is_current && info->is_micro) + mode = 1; /* uA */ + else if (info->is_current && info->is_milli) + mode = 2; /* mA */ + else if (info->is_current && info->is_auto) + mode = 3; /* A */ + else if (info->is_current) + mode = 4; /* Manual A */ + else if (info->is_rpm) + mode = 4; /* RPM */ + else if (info->is_resistance) + mode = 5; /* Resistance */ + else if (info->is_frequency) + mode = 6; /* Frequency */ + else if (info->is_capacitance) + mode = 7; /* Capacitance */ + else { + sr_dbg("Invalid mode, range byte was: 0x%02x.", b); + return SR_ERR; + } + + if (info->is_vbar) { + if (info->is_micro) + factor = (const float[]){ 1e-1, 1 }[idx]; + else if (info->is_milli) + factor = (const float[]){ 1e-2, 1e-1 }[idx]; + } + else if (info->baudrate == 2400) + factor = factors_2400_11B[mode][idx]; + else if (info->fivedigits) + factor = factors_19200_11B_5digits[mode][idx]; + else if (info->clampmeter) + factor = factors_19200_11B_clampmeter[mode][idx]; + else if (info->packet_size == 11) + factor = factors_19200_11B[mode][idx]; + else if (info->packet_size == 14) + factor = factors_19200_14B[mode][idx]; + + if (factor == 0) { + sr_dbg("Invalid factor for range byte: 0x%02x.", b); + return SR_ERR; + } + + /* Apply respective factor (mode-dependent) on the value. */ + *floatval *= factor; + sr_dbg("Applying factor %f, new value is %f.", factor, *floatval); + + return SR_OK; +} + +static void parse_flags(const uint8_t *buf, struct es519xx_info *info) +{ + int function = 5 + (info->packet_size == 14), status = function + 1; + + /* Status Byte */ + if (info->alt_functions) { + info->is_sign = (buf[status] & (1 << 3)) != 0; + info->is_batt = (buf[status] & (1 << 2)) != 0; /* Battery low */ + info->is_ol = (buf[status] & (1 << 1)) != 0; /* Input overflow */ + info->is_ol |= (buf[status] & (1 << 0)) != 0; /* Input overflow */ + } else { + info->is_judge = (buf[status] & (1 << 3)) != 0; + info->is_sign = (buf[status] & (1 << 2)) != 0; + info->is_batt = (buf[status] & (1 << 1)) != 0; /* Battery low */ + info->is_ol = (buf[status] & (1 << 0)) != 0; /* Input overflow */ + } + + if (info->packet_size == 14) { + /* Option 1 Byte */ + info->is_max = (buf[8] & (1 << 3)) != 0; + info->is_min = (buf[8] & (1 << 2)) != 0; + info->is_rel = (buf[8] & (1 << 1)) != 0; + info->is_rmr = (buf[8] & (1 << 0)) != 0; + + /* Option 2 Byte */ + info->is_ul = (buf[9] & (1 << 3)) != 0; + info->is_pmax = (buf[9] & (1 << 2)) != 0; + info->is_pmin = (buf[9] & (1 << 1)) != 0; + + /* Option 3 Byte */ + info->is_dc = (buf[10] & (1 << 3)) != 0; + info->is_ac = (buf[10] & (1 << 2)) != 0; + info->is_auto = (buf[10] & (1 << 1)) != 0; + info->is_vahz = (buf[10] & (1 << 0)) != 0; + + if (info->selectable_lpf) { + /* Option 4 Byte */ + info->is_hold = (buf[11] & (1 << 3)) != 0; + info->is_vbar = (buf[11] & (1 << 2)) != 0; + info->is_lpf1 = (buf[11] & (1 << 1)) != 0; + info->is_lpf0 = (buf[11] & (1 << 0)) != 0; + } else { + /* Option 4 Byte */ + info->is_vbar = (buf[11] & (1 << 2)) != 0; + info->is_hold = (buf[11] & (1 << 1)) != 0; + info->is_lpf1 = (buf[11] & (1 << 0)) != 0; + } + } else if (info->alt_functions) { + /* Option 2 Byte */ + info->is_dc = (buf[8] & (1 << 3)) != 0; + info->is_auto = (buf[8] & (1 << 2)) != 0; + info->is_apo = (buf[8] & (1 << 0)) != 0; + info->is_ac = !info->is_dc; + } else { + /* Option 1 Byte */ + if (info->baudrate == 2400) { + info->is_pmax = (buf[7] & (1 << 3)) != 0; + info->is_pmin = (buf[7] & (1 << 2)) != 0; + info->is_vahz = (buf[7] & (1 << 0)) != 0; + } else if (info->fivedigits) { + info->is_ul = (buf[7] & (1 << 3)) != 0; + info->is_pmax = (buf[7] & (1 << 2)) != 0; + info->is_pmin = (buf[7] & (1 << 1)) != 0; + info->is_digit4 = (buf[7] & (1 << 0)) != 0; + } else if (info->clampmeter) { + info->is_ul = (buf[7] & (1 << 3)) != 0; + info->is_vasel = (buf[7] & (1 << 2)) != 0; + info->is_vbar = (buf[7] & (1 << 1)) != 0; + } else { + info->is_hold = (buf[7] & (1 << 3)) != 0; + info->is_max = (buf[7] & (1 << 2)) != 0; + info->is_min = (buf[7] & (1 << 1)) != 0; + } + + /* Option 2 Byte */ + info->is_dc = (buf[8] & (1 << 3)) != 0; + info->is_ac = (buf[8] & (1 << 2)) != 0; + info->is_auto = (buf[8] & (1 << 1)) != 0; + if (info->baudrate == 2400) + info->is_apo = (buf[8] & (1 << 0)) != 0; + else + info->is_vahz = (buf[8] & (1 << 0)) != 0; + } + + /* Function Byte */ + if (info->alt_functions) { + switch (buf[function]) { + case 0x3f: /* A */ + info->is_current = info->is_auto = TRUE; + break; + case 0x3e: /* uA */ + info->is_current = info->is_micro = info->is_auto = TRUE; + break; + case 0x3d: /* mA */ + info->is_current = info->is_milli = info->is_auto = TRUE; + break; + case 0x3c: /* V */ + info->is_voltage = TRUE; + break; + case 0x37: /* Resistance */ + info->is_resistance = TRUE; + break; + case 0x36: /* Continuity */ + info->is_continuity = TRUE; + break; + case 0x3b: /* Diode */ + info->is_diode = TRUE; + break; + case 0x3a: /* Frequency */ + info->is_frequency = TRUE; + break; + case 0x34: /* ADP0 */ + case 0x35: /* ADP0 */ + info->is_adp0 = TRUE; + break; + case 0x38: /* ADP1 */ + case 0x39: /* ADP1 */ + info->is_adp1 = TRUE; + break; + case 0x32: /* ADP2 */ + case 0x33: /* ADP2 */ + info->is_adp2 = TRUE; + break; + case 0x30: /* ADP3 */ + case 0x31: /* ADP3 */ + info->is_adp3 = TRUE; + break; + default: + sr_err("Invalid function byte: 0x%02x.", buf[function]); + break; + } + } else { + switch (buf[function]) { + case 0x3b: /* V */ + info->is_voltage = TRUE; + break; + case 0x3d: /* uA */ + info->is_current = info->is_micro = info->is_auto = TRUE; + break; + case 0x3f: /* mA */ + info->is_current = info->is_milli = info->is_auto = TRUE; + break; + case 0x30: /* A */ + info->is_current = info->is_auto = TRUE; + break; + case 0x39: /* Manual A */ + info->is_current = TRUE; + info->is_auto = FALSE; /* Manual mode */ + break; + case 0x33: /* Resistance */ + info->is_resistance = TRUE; + break; + case 0x35: /* Continuity */ + info->is_continuity = TRUE; + break; + case 0x31: /* Diode */ + info->is_diode = TRUE; + break; + case 0x32: /* Frequency / RPM / duty cycle */ + if (info->packet_size == 14) { + if (info->is_judge) + info->is_frequency = TRUE; + else + info->is_duty_cycle = TRUE; + } else { + if (info->is_judge) + info->is_rpm = TRUE; + else + info->is_frequency = TRUE; + } + break; + case 0x36: /* Capacitance */ + info->is_capacitance = TRUE; + break; + case 0x34: /* Temperature */ + info->is_temperature = TRUE; + if (info->is_judge) + info->is_celsius = TRUE; + else + info->is_fahrenheit = TRUE; + break; + case 0x3e: /* ADP0 */ + info->is_adp0 = TRUE; + break; + case 0x3c: /* ADP1 */ + info->is_adp1 = TRUE; + break; + case 0x38: /* ADP2 */ + info->is_adp2 = TRUE; + break; + case 0x3a: /* ADP3 */ + info->is_adp3 = TRUE; + break; + default: + sr_err("Invalid function byte: 0x%02x.", buf[function]); + break; + } + } + + if (info->is_current && (info->is_micro || info->is_milli) && info->is_vasel) { + info->is_current = info->is_auto = FALSE; + info->is_voltage = TRUE; + } + + if (info->baudrate == 2400) { + /* inverted mapping between mA and A, and no manual A */ + if (info->is_current && (info->is_milli || !info->is_auto)) { + info->is_milli = !info->is_milli; + info->is_auto = TRUE; + } + } +} + +static void handle_flags(struct sr_datafeed_analog *analog, + float *floatval, const struct es519xx_info *info) +{ + /* + * Note: is_micro etc. are not used directly to multiply/divide + * floatval, this is handled via parse_range() and factors[][]. + */ + + /* Measurement modes */ + if (info->is_voltage) { + analog->mq = SR_MQ_VOLTAGE; + analog->unit = SR_UNIT_VOLT; + } + if (info->is_current) { + analog->mq = SR_MQ_CURRENT; + analog->unit = SR_UNIT_AMPERE; + } + if (info->is_resistance) { + analog->mq = SR_MQ_RESISTANCE; + analog->unit = SR_UNIT_OHM; + } + if (info->is_frequency) { + analog->mq = SR_MQ_FREQUENCY; + analog->unit = SR_UNIT_HERTZ; + } + if (info->is_capacitance) { + analog->mq = SR_MQ_CAPACITANCE; + analog->unit = SR_UNIT_FARAD; + } + if (info->is_temperature && info->is_celsius) { + analog->mq = SR_MQ_TEMPERATURE; + analog->unit = SR_UNIT_CELSIUS; + } + if (info->is_temperature && info->is_fahrenheit) { + analog->mq = SR_MQ_TEMPERATURE; + analog->unit = SR_UNIT_FAHRENHEIT; + } + if (info->is_continuity) { + analog->mq = SR_MQ_CONTINUITY; + analog->unit = SR_UNIT_BOOLEAN; + *floatval = (*floatval < 0.0) ? 0.0 : 1.0; + } + if (info->is_diode) { + analog->mq = SR_MQ_VOLTAGE; + analog->unit = SR_UNIT_VOLT; + } + if (info->is_rpm) { + analog->mq = SR_MQ_FREQUENCY; + analog->unit = SR_UNIT_REVOLUTIONS_PER_MINUTE; + } + if (info->is_duty_cycle) { + analog->mq = SR_MQ_DUTY_CYCLE; + analog->unit = SR_UNIT_PERCENTAGE; + } + + /* Measurement related flags */ + if (info->is_ac) + analog->mqflags |= SR_MQFLAG_AC; + if (info->is_dc) + analog->mqflags |= SR_MQFLAG_DC; + if (info->is_auto) + analog->mqflags |= SR_MQFLAG_AUTORANGE; + if (info->is_diode) + analog->mqflags |= SR_MQFLAG_DIODE; + if (info->is_hold) + analog->mqflags |= SR_MQFLAG_HOLD; + if (info->is_max) + analog->mqflags |= SR_MQFLAG_MAX; + if (info->is_min) + analog->mqflags |= SR_MQFLAG_MIN; + if (info->is_rel) + analog->mqflags |= SR_MQFLAG_RELATIVE; + + /* Other flags */ + if (info->is_judge) + sr_spew("Judge bit is set."); + if (info->is_batt) + sr_spew("Battery is low."); + if (info->is_ol) + sr_spew("Input overflow."); + if (info->is_ul) + sr_spew("Input underflow."); + if (info->is_pmax) + sr_spew("pMAX active, LCD shows max. peak value."); + if (info->is_pmin) + sr_spew("pMIN active, LCD shows min. peak value."); + if (info->is_vahz) + sr_spew("VAHZ active."); + if (info->is_apo) + sr_spew("Auto-Power-Off enabled."); + if (info->is_vbar) + sr_spew("VBAR active."); + if ((!info->selectable_lpf && info->is_lpf1) || + (info->selectable_lpf && (!info->is_lpf0 || !info->is_lpf1))) + sr_spew("Low-pass filter feature is active."); +} + +static gboolean flags_valid(const struct es519xx_info *info) +{ + int count; + + /* Does the packet have more than one multiplier? */ + count = info->is_micro; + count += info->is_milli; + if (count > 1) { + sr_err("More than one multiplier detected in packet."); + return FALSE; + } + + /* Does the packet "measure" more than one type of value? */ + count = info->is_voltage; + count += info->is_current; + count += info->is_resistance; + count += info->is_frequency; + count += info->is_capacitance; + count += info->is_temperature; + count += info->is_continuity; + count += info->is_diode; + count += info->is_rpm; + if (count > 1) { + sr_err("More than one measurement type detected in packet."); + return FALSE; + } + + /* Both AC and DC set? */ + if (info->is_ac && info->is_dc) { + sr_err("Both AC and DC flags detected in packet."); + return FALSE; + } + + return TRUE; +} + +static gboolean sr_es519xx_packet_valid(const uint8_t *buf, + struct es519xx_info *info) +{ + int s = info->packet_size; + + if (info->packet_size == 11 && memcmp(buf, buf + s, s)) + return FALSE; + + if (buf[s-2] != '\r' || buf[s-1] != '\n') + return FALSE; + + parse_flags(buf, info); + + if (!flags_valid(info)) + return FALSE; + + return TRUE; +} + +static int sr_es519xx_parse(const uint8_t *buf, float *floatval, + struct sr_datafeed_analog *analog, + struct es519xx_info *info) +{ + int ret; + + if (!sr_es519xx_packet_valid(buf, info)) + return SR_ERR; + + if ((ret = parse_value(buf, info, floatval)) != SR_OK) { + sr_err("Error parsing value: %d.", ret); + return ret; + } + + handle_flags(analog, floatval, info); + + return parse_range(buf[0], floatval, info); +} + + +/* + * Functions for 2400 bauds 11 Bytes protocols. + * This includes ES51962, ES51971, ES51972, ES51978 and ES51989. + */ +SR_PRIV gboolean sr_es519xx_2400_11B_packet_valid(const uint8_t *buf) +{ + struct es519xx_info info = (const struct es519xx_info){ .baudrate = 2400, + .packet_size = 11 }; + return sr_es519xx_packet_valid(buf, &info); +} + +SR_PRIV int sr_es519xx_2400_11B_parse(const uint8_t *buf, float *floatval, + struct sr_datafeed_analog *analog, + void *info) +{ + struct es519xx_info *info_local = info; + *info_local = (const struct es519xx_info) { .baudrate = 2400, + .packet_size = 11 }; + return sr_es519xx_parse(buf, floatval, analog, info); +} + + +/* + * Functions for 2400 bauds 11 Bytes protocols. + * This includes ES51960, ES51977 and ES51988. + */ +SR_PRIV gboolean sr_es519xx_2400_11B_alt_functions_packet_valid(const uint8_t *buf) +{ + struct es519xx_info info = (const struct es519xx_info){ .baudrate = 2400, + .packet_size = 11, + .alt_functions = TRUE }; + return sr_es519xx_packet_valid(buf, &info); +} + +SR_PRIV int sr_es519xx_2400_11B_alt_functions_parse(const uint8_t *buf, + float *floatval, + struct sr_datafeed_analog *analog, + void *info) +{ + struct es519xx_info *info_local = info; + *info_local = (const struct es519xx_info) { .baudrate = 2400, + .packet_size = 11, + .alt_functions = TRUE }; + return sr_es519xx_parse(buf, floatval, analog, info); +} + + +/* + * Functions for 19200 bauds 11 Bytes protocols with 5 digits display + * This includes ES51911, ES51916 and ES51918. + */ +SR_PRIV gboolean sr_es519xx_19200_11B_5digits_packet_valid(const uint8_t *buf) +{ + struct es519xx_info info = (const struct es519xx_info){ .baudrate = 19200, + .packet_size = 11, + .fivedigits = TRUE}; + return sr_es519xx_packet_valid(buf, &info); +} + +SR_PRIV int sr_es519xx_19200_11B_5difits_parse(const uint8_t *buf, + float *floatval, struct sr_datafeed_analog *analog, void *info) +{ + struct es519xx_info *info_local = info; + *info_local = (const struct es519xx_info) { .baudrate = 19200, + .packet_size = 11, + .fivedigits = TRUE }; + return sr_es519xx_parse(buf, floatval, analog, info); +} + + +/* + * Functions for 19200 bauds 11 Bytes protocols with clamp meter support + * This includes ES51967 and ES51969. + */ +SR_PRIV gboolean sr_es519xx_19200_11B_clamp_packet_valid(const uint8_t *buf) +{ + struct es519xx_info info = (const struct es519xx_info){ .baudrate = 19200, + .packet_size = 11, + .clampmeter = TRUE}; + return sr_es519xx_packet_valid(buf, &info); +} + +SR_PRIV int sr_es519xx_19200_11B_clamp_parse(const uint8_t *buf, + float *floatval, + struct sr_datafeed_analog *analog, + void *info) +{ + struct es519xx_info *info_local = info; + *info_local = (const struct es519xx_info) { .baudrate = 19200, + .packet_size = 11, + .clampmeter = TRUE }; + return sr_es519xx_parse(buf, floatval, analog, info); +} + + +/* + * Functions for 19200 bauds 11 Bytes protocols. + * This includes ES51981, ES51982, ES51983, ES51984 and ES51986. + */ +SR_PRIV gboolean sr_es519xx_19200_11B_packet_valid(const uint8_t *buf) +{ + struct es519xx_info info = (const struct es519xx_info){ .baudrate = 19200, + .packet_size = 11 }; + return sr_es519xx_packet_valid(buf, &info); +} + +SR_PRIV int sr_es519xx_19200_11B_parse(const uint8_t *buf, float *floatval, + struct sr_datafeed_analog *analog, + void *info) +{ + struct es519xx_info *info_local = info; + *info_local = (const struct es519xx_info) { .baudrate = 19200, + .packet_size = 11 }; + return sr_es519xx_parse(buf, floatval, analog, info); +} + + +/* + * Functions for 19200 bauds 14 Bytes protocols. + * This includes ES51921 and ES51922. + */ +SR_PRIV gboolean sr_es519xx_19200_14B_packet_valid(const uint8_t *buf) +{ + struct es519xx_info info = (const struct es519xx_info){ .baudrate = 19200, + .packet_size = 14 }; + return sr_es519xx_packet_valid(buf, &info); +} + +SR_PRIV int sr_es519xx_19200_14B_parse(const uint8_t *buf, float *floatval, + struct sr_datafeed_analog *analog, + void *info) +{ + struct es519xx_info *info_local = info; + *info_local = (const struct es519xx_info) { .baudrate = 19200, + .packet_size = 14 }; + return sr_es519xx_parse(buf, floatval, analog, info); +} + + +/* + * Functions for 19200 bauds 14 Bytes protocols with selectable LPF. + * This includes ES51931 and ES51932. + */ +SR_PRIV gboolean sr_es519xx_19200_14B_selectable_lpfpacket_valid(const uint8_t *buf) +{ + struct es519xx_info info = (const struct es519xx_info){ .baudrate = 19200, + .packet_size = 14, + .selectable_lpf = TRUE }; + return sr_es519xx_packet_valid(buf, &info); +} + +SR_PRIV int sr_es519xx_19200_14B_selectable_lpf_parse(const uint8_t *buf, + float *floatval, + struct sr_datafeed_analog *analog, + void *info) +{ + struct es519xx_info *info_local = info; + *info_local = (const struct es519xx_info) { .baudrate = 19200, + .packet_size = 14, + .selectable_lpf = TRUE }; + return sr_es519xx_parse(buf, floatval, analog, info); +} diff --git a/libsigrok-internal.h b/libsigrok-internal.h index 93434ab3..551d41e6 100644 --- a/libsigrok-internal.h +++ b/libsigrok-internal.h @@ -198,6 +198,51 @@ SR_PRIV gboolean sr_es51922_packet_valid(const uint8_t *buf); SR_PRIV int sr_es51922_parse(const uint8_t *buf, float *floatval, struct sr_datafeed_analog *analog, void *info); +/*--- hardware/common/dmm/es519xx.c -----------------------------------------*/ + +#define ES519XX_11B_PACKET_SIZE 2*11 +#define ES519XX_14B_PACKET_SIZE 14 + +struct es519xx_info { + gboolean is_judge, is_voltage, is_auto, is_micro, is_current; + gboolean is_milli, is_resistance, is_continuity, is_diode; + gboolean is_frequency, is_rpm, is_capacitance, is_duty_cycle; + gboolean is_temperature, is_celsius, is_fahrenheit; + gboolean is_adp0, is_adp1, is_adp2, is_adp3; + gboolean is_sign, is_batt, is_ol, is_pmax, is_pmin, is_apo; + gboolean is_dc, is_ac, is_vahz, is_min, is_max, is_rel, is_hold; + gboolean is_digit4, is_ul, is_vasel, is_vbar, is_lpf1, is_lpf0, is_rmr; + uint32_t baudrate; + int packet_size; + gboolean alt_functions, fivedigits, clampmeter, selectable_lpf; +}; + +SR_PRIV gboolean sr_es519xx_2400_11B_packet_valid(const uint8_t *buf); +SR_PRIV int sr_es519xx_2400_11B_parse(const uint8_t *buf, float *floatval, + struct sr_datafeed_analog *analog, + void *info); +SR_PRIV gboolean sr_es519xx_19200_11B_5digits_packet_valid(const uint8_t *buf); +SR_PRIV int sr_es519xx_19200_11B_5difits_parse(const uint8_t *buf, + float *floatval, struct sr_datafeed_analog *analog, void *info); +SR_PRIV gboolean sr_es519xx_19200_11B_clamp_packet_valid(const uint8_t *buf); +SR_PRIV int sr_es519xx_19200_11B_clamp_parse(const uint8_t *buf, + float *floatval, + struct sr_datafeed_analog *analog, + void *info); +SR_PRIV gboolean sr_es519xx_19200_11B_packet_valid(const uint8_t *buf); +SR_PRIV int sr_es519xx_19200_11B_parse(const uint8_t *buf, float *floatval, + struct sr_datafeed_analog *analog, + void *info); +SR_PRIV gboolean sr_es519xx_19200_14B_packet_valid(const uint8_t *buf); +SR_PRIV int sr_es519xx_19200_14B_parse(const uint8_t *buf, float *floatval, + struct sr_datafeed_analog *analog, + void *info); +SR_PRIV gboolean sr_es519xx_19200_14B_selectable_lpfpacket_valid(const uint8_t *buf); +SR_PRIV int sr_es519xx_19200_14B_selectable_lpf_parse(const uint8_t *buf, + float *floatval, + struct sr_datafeed_analog *analog, + void *info); + /*--- hardware/common/dmm/fs9922.c ------------------------------------------*/ #define FS9922_PACKET_SIZE 14