X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=hardware%2Fzeroplus-logic-cube%2Fprotocol.c;h=ce20ccf4012f1a5fadd9098b82ef32e10b0a8c50;hb=66e3219dbd086dc57087281f10fdefbe060ee5c8;hp=0f68350e3ad1f700390abc888876ec20e0b6abfa;hpb=b9a5614dbf88d0046e4c1f22e1b8b7666c4f52f8;p=libsigrok.git

diff --git a/hardware/zeroplus-logic-cube/protocol.c b/hardware/zeroplus-logic-cube/protocol.c
index 0f68350e..ce20ccf4 100644
--- a/hardware/zeroplus-logic-cube/protocol.c
+++ b/hardware/zeroplus-logic-cube/protocol.c
@@ -17,6 +17,7 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+#include <math.h>
 #include "protocol.h"
 
 SR_PRIV unsigned int get_memory_size(int type)
@@ -29,7 +30,7 @@ SR_PRIV unsigned int get_memory_size(int type)
 		return 0;
 }
 
-SR_PRIV int clz(unsigned int x)
+static int clz(unsigned int x)
 {
 	int n = 0;
 	if (x == 0)
@@ -91,6 +92,22 @@ SR_PRIV int set_capture_ratio(struct dev_context *devc, uint64_t ratio)
 	return SR_OK;
 }
 
+SR_PRIV int set_voltage_threshold(struct dev_context *devc, double thresh)
+{
+	if (thresh > 6.0)
+		thresh = 6.0;
+	if (thresh < -6.0)
+		thresh = -6.0;
+
+	devc->cur_threshold = thresh;
+
+	analyzer_set_voltage_threshold((int) round(-9.1*thresh + 62.6));
+
+	sr_info("Setting voltage threshold to %fV.", devc->cur_threshold);
+
+	return SR_OK;
+}
+
 SR_PRIV void set_triggerbar(struct dev_context *devc)
 {
 	unsigned int trigger_depth, triggerbar, ramsize_trigger;
@@ -98,7 +115,11 @@ SR_PRIV void set_triggerbar(struct dev_context *devc)
 	trigger_depth = get_memory_size(devc->memory_size) / 4;
 	if (devc->limit_samples < trigger_depth)
 		trigger_depth = devc->limit_samples;
-	triggerbar = trigger_depth * devc->capture_ratio / 100;
+
+	if (devc->trigger)
+		triggerbar = trigger_depth * devc->capture_ratio / 100;
+	else
+		triggerbar = 0;
 
 	ramsize_trigger = trigger_depth - triggerbar;
 	/* Matches USB packet captures from official app/driver */