diff --git a/index.html b/index.html
index f83b338..c466a2c 100644
--- a/index.html
+++ b/index.html
@@ -90,7 +90,7 @@
         }
 
         function send(x,y,angle){
-            factor = (2**16-1)/400
+            factor = (2**8-1)/400;
             x = Math.round((x + 200) * factor);
             y = Math.round((y + 200) * factor);
             var data = clientId + ";d;" + x.toString() + "," + y.toString();
diff --git a/rx_esp32/src/commands.c b/rx_esp32/src/commands.c
index 2461c8d..2c56381 100644
--- a/rx_esp32/src/commands.c
+++ b/rx_esp32/src/commands.c
@@ -59,8 +59,8 @@ int cmd_contrl(char* line, void* cli)
 		{
 			readInt(arg, &ch_d[1]);
 
-			servo_set(0, (uint16_t)ch_d[0]);
-			servo_set(1, (uint16_t)ch_d[1]);
+			servo_set(0, (uint8_t)ch_d[0]);
+			servo_set(1, (uint8_t)ch_d[1]);
 			snprintf(&msg[0], 40, "channel data: 0:%lu, 1:%lu\n", ch_d[0], ch_d[1]);
 			CLI_stringOut((CLI_t*)cli, &msg[0]);
 		}
diff --git a/rx_esp32/src/servos.c b/rx_esp32/src/servos.c
index 13f77b4..dce3aab 100644
--- a/rx_esp32/src/servos.c
+++ b/rx_esp32/src/servos.c
@@ -70,10 +70,10 @@ void servo_deinit(void)
 	}
 }
 
-void servo_set(uint8_t ch, uint16_t pos)
+void servo_set(uint8_t ch, uint8_t pos)
 {
-	uint32_t duty = (uint32_t) ((double)pos * (double)SERVO_DUTY_DIFF/(double)INT16_MAX);
-	duty += (SERVO_DUTY_MIN + SERVO_DUTY_DIFF/2);
+	uint32_t duty = (uint32_t) ((double)pos * (double)SERVO_DUTY_DIFF/(double)UINT8_MAX);
+	duty += (SERVO_DUTY_MIN + (SERVO_DUTY_DIFF/2));
 	if (duty < SERVO_DUTY_MIN)
 	{
 		duty = SERVO_DUTY_MIN;
diff --git a/rx_esp32/src/servos.h b/rx_esp32/src/servos.h
index 1069386..2e05cff 100644
--- a/rx_esp32/src/servos.h
+++ b/rx_esp32/src/servos.h
@@ -5,6 +5,6 @@
 
 void servo_init(void);
 void servo_deinit(void);
-void servo_set(uint8_t ch, uint16_t pos);
+void servo_set(uint8_t ch, uint8_t pos);
 
 #endif // SERVOS_H
\ No newline at end of file