diff --git a/src/remote.c b/src/remote.c
index ebaf2e9..3a80cbe 100644
--- a/src/remote.c
+++ b/src/remote.c
@@ -184,7 +184,7 @@ static void remotePacketProcessJTAG(unsigned i, char *packet)
 {
 	uint32_t MS;
 	uint64_t DO;
-	uint8_t ticks;
+	size_t ticks;
 	uint64_t DI;
 	jtag_dev_t jtag_dev;
 	switch (packet[1]) {
@@ -213,8 +213,17 @@ static void remotePacketProcessJTAG(unsigned i, char *packet)
 		}
 		break;
 
-    case REMOTE_TDITDO_TMS: /* JD = TDI/TDO  ========================================= */
-    case REMOTE_TDITDO_NOTMS:
+	case REMOTE_CYCLE: { /* JC = clock cycle ============================ */
+		ticks = remotehston(8, &packet[4]);
+		const bool tms = packet[2] != '0';
+		const bool tdi = packet[3] != '0';
+		jtag_proc.jtagtap_cycle(tms, tdi, ticks);
+		remote_respond(REMOTE_RESP_OK, 0);
+		break;
+	}
+
+	case REMOTE_TDITDO_TMS: /* JD = TDI/TDO  ========================================= */
+	case REMOTE_TDITDO_NOTMS:
 
 		if (i<5) {
 			remote_respond(REMOTE_RESP_ERR,REMOTE_ERROR_WRONGLEN);
@@ -235,8 +244,8 @@ static void remotePacketProcessJTAG(unsigned i, char *packet)
 		if (i != 4)
 			remote_respond(REMOTE_RESP_ERR, REMOTE_ERROR_WRONGLEN);
 		else {
-			uint32_t dat = jtag_proc.jtagtap_next(packet[2] == '1', packet[3] == '1');
-			remote_respond(REMOTE_RESP_OK, dat);
+			const bool tdo = jtag_proc.jtagtap_next(packet[2] == '1', packet[3] == '1');
+			remote_respond(REMOTE_RESP_OK, tdo ? 1U : 0U);
 		}
 		break;
 
diff --git a/src/remote.h b/src/remote.h
index e1d9a54..26c4906 100644
--- a/src/remote.h
+++ b/src/remote.h
@@ -24,7 +24,7 @@
 #include <inttypes.h>
 #include "general.h"
 
-#define REMOTE_HL_VERSION 1
+#define REMOTE_HL_VERSION 2
 
 /*
  * Commands to remote end, and responses
@@ -65,6 +65,7 @@
 #define REMOTE_START        'A'
 #define REMOTE_TDITDO_TMS   'D'
 #define REMOTE_TDITDO_NOTMS 'd'
+#define REMOTE_CYCLE        'c'
 #define REMOTE_IN_PAR       'I'
 #define REMOTE_FREQ_SET     'F'
 #define REMOTE_FREQ_GET     'f'
@@ -142,6 +143,9 @@
 #define REMOTE_JTAG_TDIDO_STR (char []){ REMOTE_SOM, REMOTE_JTAG_PACKET, '%', 'c', \
       '%','0','2','x','%','l', 'x', REMOTE_EOM, 0 }
 
+#define REMOTE_JTAG_CYCLE_STR (char []){ REMOTE_SOM, REMOTE_JTAG_PACKET, REMOTE_CYCLE, '%', 'u', '%', 'u', \
+	'%', '0', '8', 'x', REMOTE_EOM, 0 }
+
 #define REMOTE_JTAG_NEXT (char []){ REMOTE_SOM, REMOTE_JTAG_PACKET, REMOTE_NEXT, \
                                        '%','c','%','c',REMOTE_EOM, 0 }
 /* HL protocol elements */