X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Fmic-985xx%2Fprotocol.c;h=eb9b48be8d6d24a324deb0776b81514c3ff265be;hb=071151b578821a5019d718ad03db81b2cef3245e;hp=ce5f0209649e3afc00a4f4f5c6b3accf508ff7a5;hpb=155b680da482cea2381becb73c51cfb838bff31e;p=libsigrok.git diff --git a/src/hardware/mic-985xx/protocol.c b/src/hardware/mic-985xx/protocol.c index ce5f0209..eb9b48be 100644 --- a/src/hardware/mic-985xx/protocol.c +++ b/src/hardware/mic-985xx/protocol.c @@ -24,7 +24,7 @@ static int mic_send(struct sr_serial_dev_inst *serial, const char *cmd) { int ret; - if ((ret = serial_write(serial, cmd, strlen(cmd))) < 0) { + if ((ret = serial_write_blocking(serial, cmd, strlen(cmd), 0)) < 0) { sr_err("Error sending '%s' command: %d.", cmd, ret); return SR_ERR; } @@ -93,7 +93,10 @@ static int handle_packet(const uint8_t *buf, struct sr_dev_inst *sdi, int idx) { float temperature, humidity; struct sr_datafeed_packet packet; - struct sr_datafeed_analog analog; + struct sr_datafeed_analog2 analog; + struct sr_analog_encoding encoding; + struct sr_analog_meaning meaning; + struct sr_analog_spec spec; struct dev_context *devc; GSList *l; int ret; @@ -108,20 +111,39 @@ static int handle_packet(const uint8_t *buf, struct sr_dev_inst *sdi, int idx) return SR_ERR; } - /* Clear 'analog', otherwise it'll contain random garbage. */ memset(&analog, 0, sizeof(struct sr_datafeed_analog)); + memset(&encoding, 0, sizeof(struct sr_analog_encoding)); + memset(&meaning, 0, sizeof(struct sr_analog_meaning)); + memset(&spec, 0, sizeof(struct sr_analog_spec)); /* Common values for both channels. */ - packet.type = SR_DF_ANALOG; + packet.type = SR_DF_ANALOG2; packet.payload = &analog; + analog.encoding = &encoding; + analog.meaning = &meaning; + analog.spec = &spec; analog.num_samples = 1; + encoding.unitsize = sizeof(float); + encoding.is_float = TRUE; +#ifdef WORDS_BIGENDIAN + encoding.is_bigendian = TRUE; +#else + encoding.is_bigendian = FALSE; +#endif + encoding.digits = 3; /* Values are always 3-digit numbers. */ + encoding.is_digits_decimal = TRUE; + encoding.scale.p = 1; + encoding.scale.q = 1; + encoding.offset.p = 0; + encoding.offset.q = 1; + spec.spec_digits = encoding.digits; /* Temperature. */ l = g_slist_copy(sdi->channels); l = g_slist_remove_link(l, g_slist_nth(l, 1)); - analog.channels = l; - analog.mq = SR_MQ_TEMPERATURE; - analog.unit = SR_UNIT_CELSIUS; /* TODO: Use C/F correctly. */ + meaning.channels = l; + meaning.mq = SR_MQ_TEMPERATURE; + meaning.unit = SR_UNIT_CELSIUS; /* TODO: Use C/F correctly. */ analog.data = &temperature; sr_session_send(devc->cb_data, &packet); g_slist_free(l); @@ -130,9 +152,9 @@ static int handle_packet(const uint8_t *buf, struct sr_dev_inst *sdi, int idx) if (mic_devs[idx].has_humidity) { l = g_slist_copy(sdi->channels); l = g_slist_remove_link(l, g_slist_nth(l, 0)); - analog.channels = l; - analog.mq = SR_MQ_RELATIVE_HUMIDITY; - analog.unit = SR_UNIT_PERCENTAGE; + meaning.channels = l; + meaning.mq = SR_MQ_RELATIVE_HUMIDITY; + meaning.unit = SR_UNIT_PERCENTAGE; analog.data = &humidity; sr_session_send(devc->cb_data, &packet); g_slist_free(l); @@ -154,7 +176,7 @@ static void handle_new_data(struct sr_dev_inst *sdi, int idx) /* Try to get as much data as the buffer can hold. */ len = SERIAL_BUFSIZE - devc->buflen; - len = serial_read(serial, devc->buf + devc->buflen, len); + len = serial_read_nonblocking(serial, devc->buf + devc->buflen, len); if (len < 1) { sr_err("Serial port read error: %d.", len); return;