diff --git a/proxyclient/experiments/dcp.py b/proxyclient/experiments/dcp.py
index 8e4605e8..ea939943 100755
--- a/proxyclient/experiments/dcp.py
+++ b/proxyclient/experiments/dcp.py
@@ -15,10 +15,14 @@ from m1n1.fw.dcp.manager import DCPManager
 from m1n1.fw.dcp.ipc import ByRef
 from m1n1.proxyutils import RegMonitor
 
-is_t8103 = u.adt["arm-io"].compatible[0] == "arm-io,t8103"
+disp_name = "/arm-io/disp0"
+
+external = hasattr(u.adt[disp_name], "external") and u.adt[disp_name].external != 0
+compat = u.adt[disp_name].compatible[0].split(",")[-1]
+
 mon = RegMonitor(u)
 
-if is_t8103:
+if compat == 't8103':
     #mon.add(0x230000000, 0x18000)
     #mon.add(0x230018000, 0x4000)
     #mon.add(0x230068000, 0x8000)
@@ -85,7 +89,7 @@ dcp.start()
 dcp.start_ep(0x37)
 dcp.dcpep.initialize()
 
-mgr = DCPManager(dcp.dcpep)
+mgr = DCPManager(dcp.dcpep, compat)
 
 mon.poll()
 
@@ -104,14 +108,14 @@ assert mgr.setPowerState(1, False, ByRef(0)) == 0
 
 mon.poll()
 
-if is_t8103:
+if external:
     assert mgr.set_display_device(2) == 0
 else:
     assert mgr.set_display_device(0) == 2
 assert mgr.set_parameter_dcp(14, [0], 1) == 0
 #mgr.set_digital_out_mode(86, 38)
 
-if is_t8103:
+if external:
     assert mgr.set_display_device(2) == 0
 else:
     assert mgr.set_display_device(0) == 2
@@ -123,7 +127,7 @@ assert mgr.get_gamma_table(t) == 2
 assert mgr.set_contrast(0) == 0
 assert mgr.setBrightnessCorrection(65536) == 0
 
-if is_t8103:
+if external:
     assert mgr.set_display_device(2) == 0
 else:
     assert mgr.set_display_device(0) == 2
@@ -277,7 +281,7 @@ swaps = mgr.swaps
 mon.poll()
 
 fb_size = align_up(width * height * 4, 8 * 0x4000)
-print(f"Dispaly {width}x{height}, fb size: {fb_size}")
+print(f"Display {width}x{height}, fb size: {fb_size}")
 
 buf = u.memalign(0x4000, fb_size)