From: Aurelien Jacobs Date: Sun, 11 Sep 2016 16:56:52 +0000 (+0200) Subject: agilent-dmm: add support for reading secondary display and temperature X-Git-Tag: libsigrok-0.5.0~205 X-Git-Url: http://sigrok.org/gitweb/?a=commitdiff_plain;h=d822726dbffea1fabe47bcea3e434eadcfa29b31;p=libsigrok.git agilent-dmm: add support for reading secondary display and temperature --- diff --git a/src/hardware/agilent-dmm/api.c b/src/hardware/agilent-dmm/api.c index 872b6611..8f1609c9 100644 --- a/src/hardware/agilent-dmm/api.c +++ b/src/hardware/agilent-dmm/api.c @@ -53,24 +53,24 @@ extern const struct agdmm_recv agdmm_recvs_u128x[]; #define SERIALCOMM "9600/8n1" static const struct agdmm_profile supported_agdmm[] = { - { AGILENT_U1231, "U1231A", agdmm_jobs_u12xx, agdmm_recvs_u123x }, - { AGILENT_U1232, "U1232A", agdmm_jobs_u12xx, agdmm_recvs_u123x }, - { AGILENT_U1233, "U1233A", agdmm_jobs_u12xx, agdmm_recvs_u123x }, - - { AGILENT_U1241, "U1241A", agdmm_jobs_u12xx, agdmm_recvs_u124x }, - { AGILENT_U1242, "U1242A", agdmm_jobs_u12xx, agdmm_recvs_u124x }, - { AGILENT_U1241, "U1241B", agdmm_jobs_u12xx, agdmm_recvs_u124x }, - { AGILENT_U1242, "U1242B", agdmm_jobs_u12xx, agdmm_recvs_u124x }, - - { AGILENT_U1251, "U1251A", agdmm_jobs_u12xx, agdmm_recvs_u125x }, - { AGILENT_U1252, "U1252A", agdmm_jobs_u12xx, agdmm_recvs_u125x }, - { AGILENT_U1253, "U1253A", agdmm_jobs_u12xx, agdmm_recvs_u125x }, - { AGILENT_U1251, "U1251B", agdmm_jobs_u12xx, agdmm_recvs_u125x }, - { AGILENT_U1252, "U1252B", agdmm_jobs_u12xx, agdmm_recvs_u125x }, - { AGILENT_U1253, "U1253B", agdmm_jobs_u12xx, agdmm_recvs_u125x }, - - { KEYSIGHT_U1281, "U1281A", agdmm_jobs_u12xx, agdmm_recvs_u128x }, - { KEYSIGHT_U1282, "U1282A", agdmm_jobs_u12xx, agdmm_recvs_u128x }, + { AGILENT_U1231, "U1231A", 1, agdmm_jobs_u12xx, agdmm_recvs_u123x }, + { AGILENT_U1232, "U1232A", 1, agdmm_jobs_u12xx, agdmm_recvs_u123x }, + { AGILENT_U1233, "U1233A", 1, agdmm_jobs_u12xx, agdmm_recvs_u123x }, + + { AGILENT_U1241, "U1241A", 2, agdmm_jobs_u12xx, agdmm_recvs_u124x }, + { AGILENT_U1242, "U1242A", 2, agdmm_jobs_u12xx, agdmm_recvs_u124x }, + { AGILENT_U1241, "U1241B", 2, agdmm_jobs_u12xx, agdmm_recvs_u124x }, + { AGILENT_U1242, "U1242B", 2, agdmm_jobs_u12xx, agdmm_recvs_u124x }, + + { AGILENT_U1251, "U1251A", 3, agdmm_jobs_u12xx, agdmm_recvs_u125x }, + { AGILENT_U1252, "U1252A", 3, agdmm_jobs_u12xx, agdmm_recvs_u125x }, + { AGILENT_U1253, "U1253A", 3, agdmm_jobs_u12xx, agdmm_recvs_u125x }, + { AGILENT_U1251, "U1251B", 3, agdmm_jobs_u12xx, agdmm_recvs_u125x }, + { AGILENT_U1252, "U1252B", 3, agdmm_jobs_u12xx, agdmm_recvs_u125x }, + { AGILENT_U1253, "U1253B", 3, agdmm_jobs_u12xx, agdmm_recvs_u125x }, + + { KEYSIGHT_U1281, "U1281A", 3, agdmm_jobs_u12xx, agdmm_recvs_u128x }, + { KEYSIGHT_U1282, "U1282A", 3, agdmm_jobs_u12xx, agdmm_recvs_u128x }, ALL_ZERO }; @@ -135,11 +135,21 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options) devc = g_malloc0(sizeof(struct dev_context)); sr_sw_limits_init(&devc->limits); devc->profile = &supported_agdmm[i]; - devc->cur_mq = 0; + if (supported_agdmm[i].nb_channels > 1) { + int temp_chan = supported_agdmm[i].nb_channels - 1; + devc->cur_mq[temp_chan] = SR_MQ_TEMPERATURE; + devc->cur_unit[temp_chan] = SR_UNIT_CELSIUS; + devc->cur_digits[temp_chan] = 1; + devc->cur_encoding[temp_chan] = 2; + } sdi->inst_type = SR_INST_SERIAL; sdi->conn = serial; sdi->priv = devc; sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "P1"); + if (supported_agdmm[i].nb_channels > 1) + sr_channel_new(sdi, 1, SR_CHANNEL_ANALOG, TRUE, "P2"); + if (supported_agdmm[i].nb_channels > 2) + sr_channel_new(sdi, 2, SR_CHANNEL_ANALOG, TRUE, "P3"); devices = g_slist_append(devices, sdi); break; } @@ -202,6 +212,12 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi) if (sdi->status != SR_ST_ACTIVE) return SR_ERR_DEV_CLOSED; + devc->cur_channel = sr_next_enabled_channel(sdi, NULL); + devc->cur_conf = sr_next_enabled_channel(sdi, NULL); + devc->cur_mq[0] = -1; + if (devc->profile->nb_channels > 2) + devc->cur_mq[1] = -1; + sr_sw_limits_acquisition_start(&devc->limits); std_session_send_df_header(sdi); diff --git a/src/hardware/agilent-dmm/protocol.c b/src/hardware/agilent-dmm/protocol.c index 834cc148..539b7428 100644 --- a/src/hardware/agilent-dmm/protocol.c +++ b/src/hardware/agilent-dmm/protocol.c @@ -20,6 +20,7 @@ #include #include #include +#include #include #include #include @@ -127,15 +128,18 @@ SR_PRIV int agdmm_receive_data(int fd, int revents, void *cb_data) return TRUE; } -static int agdmm_send(const struct sr_dev_inst *sdi, const char *cmd) +static int agdmm_send(const struct sr_dev_inst *sdi, const char *cmd, ...) { struct sr_serial_dev_inst *serial; + va_list args; char buf[32]; serial = sdi->conn; - sr_spew("Sending '%s'.", cmd); - strncpy(buf, cmd, 28); + va_start(args, cmd); + vsnprintf(buf, sizeof(buf)-3, cmd, args); + va_end(args); + sr_spew("Sending '%s'.", buf); if (!strncmp(buf, "*IDN?", 5)) strcat(buf, "\r\n"); else @@ -165,20 +169,20 @@ static int recv_stat_u123x(const struct sr_dev_inst *sdi, GMatchInfo *match) /* Max, Min or Avg mode -- no way to tell which, so we'll * set both flags to denote it's not a normal measurement. */ if (s[0] == '1') - devc->cur_mqflags |= SR_MQFLAG_MAX | SR_MQFLAG_MIN; + devc->cur_mqflags[0] |= SR_MQFLAG_MAX | SR_MQFLAG_MIN; else - devc->cur_mqflags &= ~(SR_MQFLAG_MAX | SR_MQFLAG_MIN); + devc->cur_mqflags[0] &= ~(SR_MQFLAG_MAX | SR_MQFLAG_MIN); if (s[1] == '1') - devc->cur_mqflags |= SR_MQFLAG_RELATIVE; + devc->cur_mqflags[0] |= SR_MQFLAG_RELATIVE; else - devc->cur_mqflags &= ~SR_MQFLAG_RELATIVE; + devc->cur_mqflags[0] &= ~SR_MQFLAG_RELATIVE; /* Triggered or auto hold modes. */ if (s[2] == '1' || s[3] == '1') - devc->cur_mqflags |= SR_MQFLAG_HOLD; + devc->cur_mqflags[0] |= SR_MQFLAG_HOLD; else - devc->cur_mqflags &= ~SR_MQFLAG_HOLD; + devc->cur_mqflags[0] &= ~SR_MQFLAG_HOLD; /* Temp/aux mode. */ if (s[7] == '1') @@ -209,20 +213,20 @@ static int recv_stat_u124x(const struct sr_dev_inst *sdi, GMatchInfo *match) /* Max, Min or Avg mode -- no way to tell which, so we'll * set both flags to denote it's not a normal measurement. */ if (s[0] == '1') - devc->cur_mqflags |= SR_MQFLAG_MAX | SR_MQFLAG_MIN; + devc->cur_mqflags[0] |= SR_MQFLAG_MAX | SR_MQFLAG_MIN; else - devc->cur_mqflags &= ~(SR_MQFLAG_MAX | SR_MQFLAG_MIN); + devc->cur_mqflags[0] &= ~(SR_MQFLAG_MAX | SR_MQFLAG_MIN); if (s[1] == '1') - devc->cur_mqflags |= SR_MQFLAG_RELATIVE; + devc->cur_mqflags[0] |= SR_MQFLAG_RELATIVE; else - devc->cur_mqflags &= ~SR_MQFLAG_RELATIVE; + devc->cur_mqflags[0] &= ~SR_MQFLAG_RELATIVE; /* Hold mode. */ if (s[7] == '1') - devc->cur_mqflags |= SR_MQFLAG_HOLD; + devc->cur_mqflags[0] |= SR_MQFLAG_HOLD; else - devc->cur_mqflags &= ~SR_MQFLAG_HOLD; + devc->cur_mqflags[0] &= ~SR_MQFLAG_HOLD; g_free(s); @@ -240,15 +244,15 @@ static int recv_stat_u125x(const struct sr_dev_inst *sdi, GMatchInfo *match) /* Peak hold mode. */ if (s[4] == '1') - devc->cur_mqflags |= SR_MQFLAG_MAX; + devc->cur_mqflags[0] |= SR_MQFLAG_MAX; else - devc->cur_mqflags &= ~SR_MQFLAG_MAX; + devc->cur_mqflags[0] &= ~SR_MQFLAG_MAX; /* Triggered hold mode. */ if (s[7] == '1') - devc->cur_mqflags |= SR_MQFLAG_HOLD; + devc->cur_mqflags[0] |= SR_MQFLAG_HOLD; else - devc->cur_mqflags &= ~SR_MQFLAG_HOLD; + devc->cur_mqflags[0] &= ~SR_MQFLAG_HOLD; g_free(s); @@ -267,27 +271,27 @@ static int recv_stat_u128x(const struct sr_dev_inst *sdi, GMatchInfo *match) /* Max, Min or Avg mode -- no way to tell which, so we'll * set both flags to denote it's not a normal measurement. */ if (s[0] == '1') - devc->cur_mqflags |= SR_MQFLAG_MAX | SR_MQFLAG_MIN | SR_MQFLAG_AVG; + devc->cur_mqflags[0] |= SR_MQFLAG_MAX | SR_MQFLAG_MIN | SR_MQFLAG_AVG; else - devc->cur_mqflags &= ~(SR_MQFLAG_MAX | SR_MQFLAG_MIN | SR_MQFLAG_AVG); + devc->cur_mqflags[0] &= ~(SR_MQFLAG_MAX | SR_MQFLAG_MIN | SR_MQFLAG_AVG); /* Peak hold mode. */ if (s[4] == '4') - devc->cur_mqflags |= SR_MQFLAG_MAX; + devc->cur_mqflags[0] |= SR_MQFLAG_MAX; else - devc->cur_mqflags &= ~SR_MQFLAG_MAX; + devc->cur_mqflags[0] &= ~SR_MQFLAG_MAX; /* Null function. */ if (s[1] == '1') - devc->cur_mqflags |= SR_MQFLAG_RELATIVE; + devc->cur_mqflags[0] |= SR_MQFLAG_RELATIVE; else - devc->cur_mqflags &= ~SR_MQFLAG_RELATIVE; + devc->cur_mqflags[0] &= ~SR_MQFLAG_RELATIVE; /* Triggered or auto hold modes. */ if (s[7] == '1' || s[11] == '1') - devc->cur_mqflags |= SR_MQFLAG_HOLD; + devc->cur_mqflags[0] |= SR_MQFLAG_HOLD; else - devc->cur_mqflags &= ~SR_MQFLAG_HOLD; + devc->cur_mqflags[0] &= ~SR_MQFLAG_HOLD; g_free(s); @@ -300,7 +304,11 @@ static int send_fetc(const struct sr_dev_inst *sdi) devc = sdi->priv; if (devc->mode_squarewave) return SR_OK; - return agdmm_send(sdi, "FETC?"); + devc->cur_channel = sr_next_enabled_channel(sdi, devc->cur_channel); + if (devc->cur_channel->index > 0) + return agdmm_send(sdi, "FETC? @%d", devc->cur_channel->index + 1); + else + return agdmm_send(sdi, "FETC?"); } static int recv_fetc(const struct sr_dev_inst *sdi, GMatchInfo *match) @@ -314,11 +322,13 @@ static int recv_fetc(const struct sr_dev_inst *sdi, GMatchInfo *match) float fvalue; const char *s; char *mstr; + int i; sr_spew("FETC reply '%s'.", g_match_info_get_string(match)); devc = sdi->priv; + i = devc->cur_channel->index; - if (devc->cur_mq == -1) + if (devc->cur_mq[i] == -1) /* Haven't seen configuration yet, so can't know what * the fetched float means. Not really an error, we'll * get metadata soon enough. */ @@ -338,22 +348,23 @@ static int recv_fetc(const struct sr_dev_inst *sdi, GMatchInfo *match) return SR_ERR; } g_free(mstr); - if (devc->cur_exponent != 0) - fvalue *= powf(10, devc->cur_exponent); + if (devc->cur_exponent[i] != 0) + fvalue *= powf(10, devc->cur_exponent[i]); } sr_analog_init(&analog, &encoding, &meaning, &spec, - devc->cur_digits - devc->cur_exponent); - analog.meaning->mq = devc->cur_mq; - analog.meaning->unit = devc->cur_unit; - analog.meaning->mqflags = devc->cur_mqflags; - analog.meaning->channels = sdi->channels; + devc->cur_digits[i] - devc->cur_exponent[i]); + analog.meaning->mq = devc->cur_mq[i]; + analog.meaning->unit = devc->cur_unit[i]; + analog.meaning->mqflags = devc->cur_mqflags[i]; + analog.meaning->channels = g_slist_append(NULL, devc->cur_channel); analog.num_samples = 1; analog.data = &fvalue; - encoding.digits = devc->cur_encoding - devc->cur_exponent; + encoding.digits = devc->cur_encoding[i] - devc->cur_exponent[i]; packet.type = SR_DF_ANALOG; packet.payload = &analog; sr_session_send(sdi, &packet); + g_slist_free(analog.meaning->channels); sr_sw_limits_update_samples_read(&devc->limits, 1); @@ -362,17 +373,31 @@ static int recv_fetc(const struct sr_dev_inst *sdi, GMatchInfo *match) static int send_conf(const struct sr_dev_inst *sdi) { - return agdmm_send(sdi, "CONF?"); + struct dev_context *devc = sdi->priv; + + devc->cur_conf = sr_next_enabled_channel(sdi, devc->cur_conf); + + /* Do not try to send CONF? for internal temperature channel. */ + if (devc->cur_conf->index == MAX(devc->profile->nb_channels - 1, 1)) + devc->cur_conf = sr_next_enabled_channel(sdi, devc->cur_conf); + if (devc->cur_conf->index == MAX(devc->profile->nb_channels - 1, 1)) + return SR_ERR_NA; + + if (devc->cur_conf->index > 0) + return agdmm_send(sdi, "CONF? @%d", devc->cur_conf->index + 1); + else + return agdmm_send(sdi, "CONF?"); } static int recv_conf_u123x(const struct sr_dev_inst *sdi, GMatchInfo *match) { struct dev_context *devc; char *mstr, *rstr; - int resolution; + int i, resolution; sr_spew("CONF? response '%s'.", g_match_info_get_string(match)); devc = sdi->priv; + i = devc->cur_conf->index; rstr = g_match_info_fetch(match, 2); if (rstr) @@ -381,90 +406,90 @@ static int recv_conf_u123x(const struct sr_dev_inst *sdi, GMatchInfo *match) mstr = g_match_info_fetch(match, 1); if (!strcmp(mstr, "V")) { - devc->cur_mq = SR_MQ_VOLTAGE; - devc->cur_unit = SR_UNIT_VOLT; - devc->cur_mqflags = 0; - devc->cur_exponent = 0; - devc->cur_digits = 4 - resolution; + devc->cur_mq[i] = SR_MQ_VOLTAGE; + devc->cur_unit[i] = SR_UNIT_VOLT; + devc->cur_mqflags[i] = 0; + devc->cur_exponent[i] = 0; + devc->cur_digits[i] = 4 - resolution; } else if (!strcmp(mstr, "MV")) { if (devc->mode_tempaux) { - devc->cur_mq = SR_MQ_TEMPERATURE; + devc->cur_mq[i] = SR_MQ_TEMPERATURE; /* No way to detect whether Fahrenheit or Celsius * is used, so we'll just default to Celsius. */ - devc->cur_unit = SR_UNIT_CELSIUS; - devc->cur_mqflags = 0; - devc->cur_exponent = 0; - devc->cur_digits = 1; + devc->cur_unit[i] = SR_UNIT_CELSIUS; + devc->cur_mqflags[i] = 0; + devc->cur_exponent[i] = 0; + devc->cur_digits[i] = 1; } else { - devc->cur_mq = SR_MQ_VOLTAGE; - devc->cur_unit = SR_UNIT_VOLT; - devc->cur_mqflags = 0; - devc->cur_exponent = -3; - devc->cur_digits = 5 - resolution; + devc->cur_mq[i] = SR_MQ_VOLTAGE; + devc->cur_unit[i] = SR_UNIT_VOLT; + devc->cur_mqflags[i] = 0; + devc->cur_exponent[i] = -3; + devc->cur_digits[i] = 5 - resolution; } } else if (!strcmp(mstr, "A")) { - devc->cur_mq = SR_MQ_CURRENT; - devc->cur_unit = SR_UNIT_AMPERE; - devc->cur_mqflags = 0; - devc->cur_exponent = 0; - devc->cur_digits = 3 - resolution; + devc->cur_mq[i] = SR_MQ_CURRENT; + devc->cur_unit[i] = SR_UNIT_AMPERE; + devc->cur_mqflags[i] = 0; + devc->cur_exponent[i] = 0; + devc->cur_digits[i] = 3 - resolution; } else if (!strcmp(mstr, "UA")) { - devc->cur_mq = SR_MQ_CURRENT; - devc->cur_unit = SR_UNIT_AMPERE; - devc->cur_mqflags = 0; - devc->cur_exponent = -6; - devc->cur_digits = 8 - resolution; + devc->cur_mq[i] = SR_MQ_CURRENT; + devc->cur_unit[i] = SR_UNIT_AMPERE; + devc->cur_mqflags[i] = 0; + devc->cur_exponent[i] = -6; + devc->cur_digits[i] = 8 - resolution; } else if (!strcmp(mstr, "FREQ")) { - devc->cur_mq = SR_MQ_FREQUENCY; - devc->cur_unit = SR_UNIT_HERTZ; - devc->cur_mqflags = 0; - devc->cur_exponent = 0; - devc->cur_digits = 2 - resolution; + devc->cur_mq[i] = SR_MQ_FREQUENCY; + devc->cur_unit[i] = SR_UNIT_HERTZ; + devc->cur_mqflags[i] = 0; + devc->cur_exponent[i] = 0; + devc->cur_digits[i] = 2 - resolution; } else if (!strcmp(mstr, "RES")) { if (devc->mode_continuity) { - devc->cur_mq = SR_MQ_CONTINUITY; - devc->cur_unit = SR_UNIT_BOOLEAN; + devc->cur_mq[i] = SR_MQ_CONTINUITY; + devc->cur_unit[i] = SR_UNIT_BOOLEAN; } else { - devc->cur_mq = SR_MQ_RESISTANCE; - devc->cur_unit = SR_UNIT_OHM; + devc->cur_mq[i] = SR_MQ_RESISTANCE; + devc->cur_unit[i] = SR_UNIT_OHM; } - devc->cur_mqflags = 0; - devc->cur_exponent = 0; - devc->cur_digits = 1 - resolution; + devc->cur_mqflags[i] = 0; + devc->cur_exponent[i] = 0; + devc->cur_digits[i] = 1 - resolution; } else if (!strcmp(mstr, "DIOD")) { - devc->cur_mq = SR_MQ_VOLTAGE; - devc->cur_unit = SR_UNIT_VOLT; - devc->cur_mqflags = SR_MQFLAG_DIODE; - devc->cur_exponent = 0; - devc->cur_digits = 3; + devc->cur_mq[i] = SR_MQ_VOLTAGE; + devc->cur_unit[i] = SR_UNIT_VOLT; + devc->cur_mqflags[i] = SR_MQFLAG_DIODE; + devc->cur_exponent[i] = 0; + devc->cur_digits[i] = 3; } else if (!strcmp(mstr, "CAP")) { - devc->cur_mq = SR_MQ_CAPACITANCE; - devc->cur_unit = SR_UNIT_FARAD; - devc->cur_mqflags = 0; - devc->cur_exponent = 0; - devc->cur_digits = 9 - resolution; + devc->cur_mq[i] = SR_MQ_CAPACITANCE; + devc->cur_unit[i] = SR_UNIT_FARAD; + devc->cur_mqflags[i] = 0; + devc->cur_exponent[i] = 0; + devc->cur_digits[i] = 9 - resolution; } else sr_dbg("Unknown first argument."); g_free(mstr); /* This is based on guess, supposing similarity with other models. */ - devc->cur_encoding = devc->cur_digits + 1; + devc->cur_encoding[i] = devc->cur_digits[i] + 1; if (g_match_info_get_match_count(match) == 4) { mstr = g_match_info_fetch(match, 3); /* Third value, if present, is always AC or DC. */ if (!strcmp(mstr, "AC")) { - devc->cur_mqflags |= SR_MQFLAG_AC; - if (devc->cur_mq == SR_MQ_VOLTAGE) - devc->cur_mqflags |= SR_MQFLAG_RMS; + devc->cur_mqflags[i] |= SR_MQFLAG_AC; + if (devc->cur_mq[i] == SR_MQ_VOLTAGE) + devc->cur_mqflags[i] |= SR_MQFLAG_RMS; } else if (!strcmp(mstr, "DC")) { - devc->cur_mqflags |= SR_MQFLAG_DC; + devc->cur_mqflags[i] |= SR_MQFLAG_DC; } else { sr_dbg("Unknown first argument '%s'.", mstr); } g_free(mstr); } else - devc->cur_mqflags &= ~(SR_MQFLAG_AC | SR_MQFLAG_DC); + devc->cur_mqflags[i] &= ~(SR_MQFLAG_AC | SR_MQFLAG_DC); return SR_OK; } @@ -473,98 +498,105 @@ static int recv_conf_u124x_5x(const struct sr_dev_inst *sdi, GMatchInfo *match) { struct dev_context *devc; char *mstr, *rstr, *m2; - int resolution; + int i, resolution; sr_spew("CONF? response '%s'.", g_match_info_get_string(match)); devc = sdi->priv; + i = devc->cur_conf->index; devc->mode_squarewave = 0; rstr = g_match_info_fetch(match, 4); if (rstr && sr_atoi(rstr, &resolution) == SR_OK) { - devc->cur_digits = -resolution; - devc->cur_encoding = -resolution + 1; + devc->cur_digits[i] = -resolution; + devc->cur_encoding[i] = -resolution + 1; } g_free(rstr); mstr = g_match_info_fetch(match, 1); if (!strncmp(mstr, "VOLT", 4)) { - devc->cur_mq = SR_MQ_VOLTAGE; - devc->cur_unit = SR_UNIT_VOLT; - devc->cur_mqflags = 0; - devc->cur_exponent = 0; + devc->cur_mq[i] = SR_MQ_VOLTAGE; + devc->cur_unit[i] = SR_UNIT_VOLT; + devc->cur_mqflags[i] = 0; + devc->cur_exponent[i] = 0; if (mstr[4] == ':') { if (!strncmp(mstr + 5, "ACDC", 4)) { /* AC + DC offset */ - devc->cur_mqflags |= SR_MQFLAG_AC | SR_MQFLAG_DC | SR_MQFLAG_RMS; + devc->cur_mqflags[i] |= SR_MQFLAG_AC | SR_MQFLAG_DC | SR_MQFLAG_RMS; } else if (!strncmp(mstr + 5, "AC", 2)) { - devc->cur_mqflags |= SR_MQFLAG_AC | SR_MQFLAG_RMS; + devc->cur_mqflags[i] |= SR_MQFLAG_AC | SR_MQFLAG_RMS; } else if (!strncmp(mstr + 5, "DC", 2)) { - devc->cur_mqflags |= SR_MQFLAG_DC; + devc->cur_mqflags[i] |= SR_MQFLAG_DC; } } else - devc->cur_mqflags |= SR_MQFLAG_DC; + devc->cur_mqflags[i] |= SR_MQFLAG_DC; } else if (!strncmp(mstr, "CURR", 4)) { - devc->cur_mq = SR_MQ_CURRENT; - devc->cur_unit = SR_UNIT_AMPERE; - devc->cur_mqflags = 0; - devc->cur_exponent = 0; + devc->cur_mq[i] = SR_MQ_CURRENT; + devc->cur_unit[i] = SR_UNIT_AMPERE; + devc->cur_mqflags[i] = 0; + devc->cur_exponent[i] = 0; if (mstr[4] == ':') { if (!strncmp(mstr + 5, "ACDC", 4)) { /* AC + DC offset */ - devc->cur_mqflags |= SR_MQFLAG_AC | SR_MQFLAG_DC | SR_MQFLAG_RMS; + devc->cur_mqflags[i] |= SR_MQFLAG_AC | SR_MQFLAG_DC | SR_MQFLAG_RMS; } else if (!strncmp(mstr + 5, "AC", 2)) { - devc->cur_mqflags |= SR_MQFLAG_AC | SR_MQFLAG_RMS; + devc->cur_mqflags[i] |= SR_MQFLAG_AC | SR_MQFLAG_RMS; } else if (!strncmp(mstr + 5, "DC", 2)) { - devc->cur_mqflags |= SR_MQFLAG_DC; + devc->cur_mqflags[i] |= SR_MQFLAG_DC; } } else - devc->cur_mqflags |= SR_MQFLAG_DC; + devc->cur_mqflags[i] |= SR_MQFLAG_DC; } else if (!strcmp(mstr, "RES")) { - devc->cur_mq = SR_MQ_RESISTANCE; - devc->cur_unit = SR_UNIT_OHM; - devc->cur_mqflags = 0; - devc->cur_exponent = 0; + devc->cur_mq[i] = SR_MQ_RESISTANCE; + devc->cur_unit[i] = SR_UNIT_OHM; + devc->cur_mqflags[i] = 0; + devc->cur_exponent[i] = 0; } else if (!strcmp(mstr, "COND")) { - devc->cur_mq = SR_MQ_CONDUCTANCE; - devc->cur_unit = SR_UNIT_SIEMENS; - devc->cur_mqflags = 0; - devc->cur_exponent = 0; + devc->cur_mq[i] = SR_MQ_CONDUCTANCE; + devc->cur_unit[i] = SR_UNIT_SIEMENS; + devc->cur_mqflags[i] = 0; + devc->cur_exponent[i] = 0; } else if (!strcmp(mstr, "CAP")) { - devc->cur_mq = SR_MQ_CAPACITANCE; - devc->cur_unit = SR_UNIT_FARAD; - devc->cur_mqflags = 0; - devc->cur_exponent = 0; + devc->cur_mq[i] = SR_MQ_CAPACITANCE; + devc->cur_unit[i] = SR_UNIT_FARAD; + devc->cur_mqflags[i] = 0; + devc->cur_exponent[i] = 0; } else if (!strncmp(mstr, "FREQ", 4) || !strncmp(mstr, "FC1", 3)) { - devc->cur_mq = SR_MQ_FREQUENCY; - devc->cur_unit = SR_UNIT_HERTZ; - devc->cur_mqflags = 0; - devc->cur_exponent = 0; + devc->cur_mq[i] = SR_MQ_FREQUENCY; + devc->cur_unit[i] = SR_UNIT_HERTZ; + devc->cur_mqflags[i] = 0; + devc->cur_exponent[i] = 0; } else if (!strcmp(mstr, "CONT")) { - devc->cur_mq = SR_MQ_CONTINUITY; - devc->cur_unit = SR_UNIT_BOOLEAN; - devc->cur_mqflags = 0; - devc->cur_exponent = 0; + devc->cur_mq[i] = SR_MQ_CONTINUITY; + devc->cur_unit[i] = SR_UNIT_BOOLEAN; + devc->cur_mqflags[i] = 0; + devc->cur_exponent[i] = 0; } else if (!strcmp(mstr, "DIOD")) { - devc->cur_mq = SR_MQ_VOLTAGE; - devc->cur_unit = SR_UNIT_VOLT; - devc->cur_mqflags = SR_MQFLAG_DIODE; - devc->cur_exponent = 0; - devc->cur_digits = 4; - devc->cur_encoding = 5; + devc->cur_mq[i] = SR_MQ_VOLTAGE; + devc->cur_unit[i] = SR_UNIT_VOLT; + devc->cur_mqflags[i] = SR_MQFLAG_DIODE; + devc->cur_exponent[i] = 0; + devc->cur_digits[i] = 4; + devc->cur_encoding[i] = 5; } else if (!strncmp(mstr, "T1", 2) || !strncmp(mstr, "T2", 2) || !strncmp(mstr, "TEMP", 2)) { - devc->cur_mq = SR_MQ_TEMPERATURE; + devc->cur_mq[i] = SR_MQ_TEMPERATURE; m2 = g_match_info_fetch(match, 2); - if (!strcmp(m2, "FAR")) - devc->cur_unit = SR_UNIT_FAHRENHEIT; + if (!m2) + /* + * TEMP without param is for secondary display (channel P2) + * and is identical to channel P3, so discard it. + */ + devc->cur_mq[i] = -1; + else if (!strcmp(m2, "FAR")) + devc->cur_unit[i] = SR_UNIT_FAHRENHEIT; else - devc->cur_unit = SR_UNIT_CELSIUS; + devc->cur_unit[i] = SR_UNIT_CELSIUS; g_free(m2); - devc->cur_mqflags = 0; - devc->cur_exponent = 0; - devc->cur_digits = 1; - devc->cur_encoding = 2; + devc->cur_mqflags[i] = 0; + devc->cur_exponent[i] = 0; + devc->cur_digits[i] = 1; + devc->cur_encoding[i] = 2; } else if (!strcmp(mstr, "SCOU")) { /* * Switch counter, not supported. Not sure what values @@ -572,12 +604,12 @@ static int recv_conf_u124x_5x(const struct sr_dev_inst *sdi, GMatchInfo *match) * into libsigrok. */ } else if (!strncmp(mstr, "CPER:", 5)) { - devc->cur_mq = SR_MQ_CURRENT; - devc->cur_unit = SR_UNIT_PERCENTAGE; - devc->cur_mqflags = 0; - devc->cur_exponent = 0; - devc->cur_digits = 2; - devc->cur_encoding = 3; + devc->cur_mq[i] = SR_MQ_CURRENT; + devc->cur_unit[i] = SR_UNIT_PERCENTAGE; + devc->cur_mqflags[i] = 0; + devc->cur_exponent[i] = 0; + devc->cur_digits[i] = 2; + devc->cur_encoding[i] = 3; } else if (!strcmp(mstr, "SQU")) { /* * Square wave output, not supported. FETC just return @@ -659,6 +691,6 @@ SR_PRIV const struct agdmm_recv agdmm_recvs_u128x[] = { { "^\"(FREQ:[ACD]+) ([-+][0-9\\.E\\-+]+),([-+][0-9]\\.[0-9]{8}E([-+][0-9]{2}))\"$", recv_conf_u124x_5x }, { "^\"(CPER:[40]-20mA) ([-+][0-9\\.E\\-+]+),([-+][0-9]\\.[0-9]{8}E([-+][0-9]{2}))\"$", recv_conf_u124x_5x }, { "^\"(TEMP:[A-Z]+) ([A-Z]+)\"$", recv_conf_u124x_5x }, - { "^\"(DIOD|SQU)\"$", recv_conf_u124x_5x }, + { "^\"(DIOD|SQU|TEMP)\"$", recv_conf_u124x_5x }, ALL_ZERO }; diff --git a/src/hardware/agilent-dmm/protocol.h b/src/hardware/agilent-dmm/protocol.h index b065126e..c018ed33 100644 --- a/src/hardware/agilent-dmm/protocol.h +++ b/src/hardware/agilent-dmm/protocol.h @@ -22,6 +22,7 @@ #define LOG_PREFIX "agilent-dmm" +#define MAX_CHANNELS 3 #define AGDMM_BUFSIZE 256 /* Always USB-serial, 1ms is plenty. */ @@ -48,6 +49,7 @@ enum { struct agdmm_profile { int model; const char *modelname; + int nb_channels; const struct agdmm_job *jobs; const struct agdmm_recv *recvs; }; @@ -61,13 +63,14 @@ struct dev_context { int64_t jobqueue[8]; unsigned char buf[AGDMM_BUFSIZE]; int buflen; - int cur_mq; - int cur_unit; - int cur_mqflags; - int cur_digits; - int cur_encoding; - int cur_exponent; - int cur_acdc; + struct sr_channel *cur_channel; + struct sr_channel *cur_conf; + int cur_mq[MAX_CHANNELS]; + int cur_unit[MAX_CHANNELS]; + int cur_mqflags[MAX_CHANNELS]; + int cur_digits[MAX_CHANNELS]; + int cur_encoding[MAX_CHANNELS]; + int cur_exponent[MAX_CHANNELS]; int mode_tempaux; int mode_continuity; int mode_squarewave;