X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fdmm%2Fvc870.c;h=2663260bc48ca9464d0fe23928446156d33214e3;hb=510aa8281f19b6312163ff2f09d6515661889378;hp=2529f0baeb12f63c741fc7f97117e962e76908c5;hpb=4867dd177f1dbaf99e44c29548d614d3f324eeb9;p=libsigrok.git diff --git a/src/dmm/vc870.c b/src/dmm/vc870.c index 2529f0ba..2663260b 100644 --- a/src/dmm/vc870.c +++ b/src/dmm/vc870.c @@ -59,7 +59,7 @@ static const float factors[][8] = { /* TODO: Verify factor for ACA */ {1e-3, 0, 0, 0, 0, 0, 0, 0}, /* ACA */ {1e-1, 0, 0, 0, 0, 0, 0, 0}, /* Act+apparent power */ - {1e-1, 0, 0, 0, 0, 0, 0, 0}, /* Power factor / freq */ + {1e-3, 0, 0, 0, 0, 0, 0, 0}, /* Power factor / freq */ {1e-1, 0, 0, 0, 0, 0, 0, 0}, /* V eff + A eff */ }; @@ -150,7 +150,7 @@ static int parse_range(uint8_t b, float *floatval, mode = 16; /* Act+apparent power */ else if (info->is_power_factor_freq) mode = 17; /* Power factor / freq */ - else if (info->is_v_a_eff_value) + else if (info->is_v_a_rms_value) mode = 18; /* V eff + A eff */ else { sr_dbg("Invalid mode, range byte was: 0x%02x.", b); @@ -225,7 +225,7 @@ static void parse_flags(const uint8_t *buf, struct vc870_info *info) info->is_power_factor_freq = TRUE; else if (buf[1] == 0x32) /* Voltage effective value + current effective value */ - info->is_v_a_eff_value = TRUE; + info->is_v_a_rms_value = TRUE; break; default: sr_dbg("Invalid function bytes: %02x %02x.", buf[0], buf[1]); @@ -280,7 +280,6 @@ static void parse_flags(const uint8_t *buf, struct vc870_info *info) /* Byte 22: Always '\n' (newline, 0x0a, 10) */ info->is_auto = !info->is_manu; - info->is_rms = TRUE; } static void handle_flags(struct sr_datafeed_analog_old *analog, @@ -345,11 +344,19 @@ static void handle_flags(struct sr_datafeed_analog_old *analog, // analog->unit = SR_UNIT_VOLT_AMPERE; } if (info->is_power_factor_freq) { - /* TODO: Handle power factor. */ - // analog->mq = SR_MQ_POWER_FACTOR; - // analog->unit = SR_UNIT_UNITLESS; - analog->mq = SR_MQ_FREQUENCY; - analog->unit = SR_UNIT_HERTZ; + analog->mq = SR_MQ_POWER_FACTOR; + analog->unit = SR_UNIT_UNITLESS; + /* TODO: Handle frequency. */ + // analog->mq = SR_MQ_FREQUENCY; + // analog->unit = SR_UNIT_HERTZ; + } + if (info->is_v_a_rms_value) { + analog->mqflags |= SR_MQFLAG_RMS; + analog->mq = SR_MQ_VOLTAGE; + analog->unit = SR_UNIT_VOLT; + /* TODO: Handle effective current value */ + // analog->mq = SR_MQ_CURRENT; + // analog->unit = SR_UNIT_AMPERE; } /* Measurement related flags */