X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=hardware%2Fzeroplus-logic-cube%2Fprotocol.c;h=ce20ccf4012f1a5fadd9098b82ef32e10b0a8c50;hb=fe90fbb7829ac745d59be37e61fa55e45b251a4e;hp=205bf560e168f45f043f11385cadf0e149222203;hpb=4c1433d172e974f8b47ade71ef5e9557ba77a9f5;p=libsigrok.git

diff --git a/hardware/zeroplus-logic-cube/protocol.c b/hardware/zeroplus-logic-cube/protocol.c
index 205bf560..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;