hameg-hmo: Use the host's endianess to read analog channel data via SCPI

[libsigrok.git] / src / hardware / hameg-hmo / protocol.c

diff --git a/src/hardware/hameg-hmo/protocol.c b/src/hardware/hameg-hmo/protocol.c
index 528d7b04295dac4eda31220d537c71ac614e35af..97eb77aaac5ddce714e3d43ec1db41ad2767a790 100644 (file)
--- a/src/hardware/hameg-hmo/protocol.c
+++ b/src/hardware/hameg-hmo/protocol.c
@@ -31,7 +31,8 @@ static const char *hameg_scpi_dialect[] = {
        [SCPI_CMD_SET_COUPLING]             = ":CHAN%d:COUP %s",
        [SCPI_CMD_GET_SAMPLE_RATE]          = ":ACQ:SRAT?",
        [SCPI_CMD_GET_SAMPLE_RATE_LIVE]     = ":%s:DATA:POINTS?",
-       [SCPI_CMD_GET_ANALOG_DATA]          = ":FORM REAL,32;:CHAN%d:DATA?",
+       [SCPI_CMD_GET_ANALOG_DATA]          = ":FORM:BORD %s;" \
+                                             ":FORM REAL,32;:CHAN%d:DATA?",
        [SCPI_CMD_GET_VERTICAL_DIV]         = ":CHAN%d:SCAL?",
        [SCPI_CMD_SET_VERTICAL_DIV]         = ":CHAN%d:SCAL %s",
        [SCPI_CMD_GET_DIG_POD_STATE]        = ":POD%d:STAT?",
@@ -821,7 +822,11 @@ SR_PRIV int hmo_receive_data(int fd, int revents, void *cb_data)
                encoding.unitsize = sizeof(float);
                encoding.is_signed = TRUE;
                encoding.is_float = TRUE;
+#ifdef WORDS_BIGENDIAN
+               encoding.is_bigendian = TRUE;
+#else
                encoding.is_bigendian = FALSE;
+#endif
                /* TODO: Use proper 'digits' value for this device (and its modes). */
                encoding.digits = 2;
                encoding.is_digits_decimal = FALSE;