diff --git a/src/driver/drv_tuyaMCU.c b/src/driver/drv_tuyaMCU.c
index 4ab89575c..f2f4566c9 100644
--- a/src/driver/drv_tuyaMCU.c
+++ b/src/driver/drv_tuyaMCU.c
@@ -664,6 +664,10 @@ void TuyaMCU_ApplyMapping(int fnID, int value) {
 		// map TuyaMCU's dimmer range to OpenBK7231T_App's dimmer range 0..100
 		mappedValue = ((value - g_dimmerRangeMin) * 100) / (g_dimmerRangeMax - g_dimmerRangeMin);
 		break;
+	case ChType_Dimmer256:
+		// map TuyaMCU's dimmer range to OpenBK7231T_App's dimmer range 0..256
+		mappedValue = ((value - g_dimmerRangeMin) * 256) / (g_dimmerRangeMax - g_dimmerRangeMin);
+		break;
 	default:
 		break;
 	}
@@ -701,6 +705,10 @@ void TuyaMCU_OnChannelChanged(int channel, int iVal) {
 		// map OpenBK7231T_App's dimmer range 0..100 to TuyaMCU's dimmer range
 		mappediVal = (((g_dimmerRangeMax - g_dimmerRangeMin) * iVal) / 100) + g_dimmerRangeMin;
 		break;
+	case ChType_Dimmer256:
+		// map OpenBK7231T_App's dimmer range 0..256 to TuyaMCU's dimmer range
+		mappediVal = (((g_dimmerRangeMax - g_dimmerRangeMin) * iVal) / 256) + g_dimmerRangeMin;
+		break;
 	default:
 		break;
 	}
diff --git a/src/httpserver/http_fns.c b/src/httpserver/http_fns.c
index b98e5971d..4607f890e 100644
--- a/src/httpserver/http_fns.c
+++ b/src/httpserver/http_fns.c
@@ -416,16 +416,21 @@ int http_fn_index(http_request_t *request) {
                 poststr(request, "</tr>");
             }
         }
-        else if((bRawPWMs&&h_isChannelPWM(i)) || (channelType == ChType_Dimmer)) {
-			
+        else if((bRawPWMs&&h_isChannelPWM(i)) || (channelType == ChType_Dimmer) || (channelType == ChType_Dimmer256)) {
+			int maxValue;
         	// PWM and dimmer both use a slider control
         	const char *inputName = h_isChannelPWM(i) ? "pwm" : "dim";
             int pwmValue;
 
+			if(channelType == ChType_Dimmer256) {
+				maxValue = 255;
+			} else {
+				maxValue = 100;
+			}
             pwmValue = CHANNEL_Get(i);
             poststr(request, "<tr><td>");
             hprintf128(request,"<form action=\"index\" id=\"form%i\">",i);
-            hprintf128(request,"<input type=\"range\" min=\"0\" max=\"100\" name=\"%s\" id=\"slider%i\" value=\"%i\" onchange=\"this.form.submit()\">",inputName,i,pwmValue);
+            hprintf128(request,"<input type=\"range\" min=\"0\" max=\"%i\" name=\"%s\" id=\"slider%i\" value=\"%i\" onchange=\"this.form.submit()\">",maxValue,inputName,i,pwmValue);
             hprintf128(request,"<input type=\"hidden\" name=\"%sIndex\" value=\"%i\">",inputName,i);
             hprintf128(request,"<input type=\"submit\" style=\"display:none;\" value=\"Toggle %i\"/></form>",i);
             poststr(request, "</td></tr>");
diff --git a/src/new_pins.c b/src/new_pins.c
index 9807cd69e..dbd72f221 100644
--- a/src/new_pins.c
+++ b/src/new_pins.c
@@ -662,6 +662,8 @@ int CHANNEL_FindMaxValueForChannel(int ch) {
 	}
 	if(g_cfg.pins.channelTypes[ch] == ChType_Dimmer)
 		return 100;
+	if(g_cfg.pins.channelTypes[ch] == ChType_Dimmer256)
+		return 256;
 	return 1;
 }
 // PWMs are toggled between 0 and 100 (0% and 100% PWM)
@@ -1034,6 +1036,8 @@ int CHANNEL_ParseChannelType(const char *s) {
 		return ChType_Toggle;
 	if(!stricmp(s,"dimmer") )
 		return ChType_Dimmer;
+	if(!stricmp(s,"dimmer256") )
+		return ChType_Dimmer256;
 	if(!stricmp(s,"LowMidHigh") )
 		return ChType_LowMidHigh;
 	if(!stricmp(s,"OffLowMidHigh") )
diff --git a/src/new_pins.h b/src/new_pins.h
index 5805bff4a..d6ad0085c 100644
--- a/src/new_pins.h
+++ b/src/new_pins.h
@@ -55,6 +55,7 @@ enum ChannelType {
 	ChType_Humidity_div10,
 	ChType_Temperature_div10,
 	ChType_Toggle,
+	// 0-100 range
 	ChType_Dimmer,
 	ChType_LowMidHigh,
 	ChType_TextField,
@@ -65,6 +66,8 @@ enum ChannelType {
 	ChType_OffLowestLowMidHighHighest,
 	// only 5 speeds
 	ChType_LowestLowMidHighHighest,
+	// like dimmer, but 0-255
+	ChType_Dimmer256,
 };