diff --git a/cxp_kernel.py b/cxp_kernel.py
index c72b65f..9c5632f 100644
--- a/cxp_kernel.py
+++ b/cxp_kernel.py
@@ -234,20 +234,58 @@ class IdleKernel(EnvExperiment):
         # self.cxp.start()
         # self.cxp.trigger(0, 0)
         # self.cxp.stop()
-
-        # cxp_debug_frame_print()
         # TODO: use TEST_PACKET_COUNT_TX to compare with readu64
         # self.cxp.read_wide(self.cxp.acq_start_addr, 2)
 
         # NOTE: but why the acq start reg keep its value
         # So acq_start is a u32 register, the extra bits are useless
 
-        self.cxp.get_xml_data(0xc0000000, self.vals)
+        # DEBUG: download xml file on camera
+        # self.cxp.get_xml_data(0xc0000000, self.vals)
+
+
+        # DEBUG: Try to setup trigger
+        # All address below is from the XML, what's the point of bootstrap anyway?
+        # NOTE: setting persistent over ConnectionReset but NOT power cycle
+        _USER_SET_SELECTOR = 0x10000050
+
+        _REAL_ACQ_MODE = 0x10000bb4
+        _REAL_ACQ_START = 0x10000498
+        _REAL_ACQ_STOP = 0x100004a4
+        _REAL_ACQ_ABORT = 0x100004b0 #stop all acq immediately
+        # self.cxp.write_u32(_REAL_ACQ_MODE, 1) # single frame mode
+        # self.cxp.write_u32(_REAL_ACQ_START, 1) # single acq start
+        # self.cxp.write_u32(_REAL_ACQ_STOP, 1) # single acq end
+        # self.cxp.write_u32(_REAL_ACQ_ABORT, 1) # single acq ABORT
+
+        _BSL_SENSOR_STAND_BY = 0x100004c8 # put sensor in standby mode, certain parameter can only be change during standby
+        _BSL_POWER_MODE = 0x100000b4
+
+        # boA2448-250cm is area scan camera:
+        # see https://docs.baslerweb.com/triggered-image-acquisition#hardware-and-software-triggering to setup triggering properly
+
+        # strange d_470 -> d_469 (= 3) perhaps a obscure security trick? So I guess looking @ Index"3" is fine?
+        _TRIG_MODE_INDEX_3 = 0x10001424 # d_87
+        _TRIG_SRC_INDEX_3 = 0x100081ac # d_479
+        _TRIG_ACT_INDEX_3 = 0x1000293c # d_502
+
+        # self.cxp.write_u32(_TRIG_SELECTOR, 3) # FrameStart by default, boA xml b_469 don't have an address for some reason
+        self.cxp.write_u32(_TRIG_MODE_INDEX_3, 1) # ON
+        self.cxp.write_u32(_TRIG_SRC_INDEX_3, 7) # CXPTrigger0
+        self.cxp.write_u32(_TRIG_ACT_INDEX_3, 2) # trig on anyedge
+        
+        self.cxp.write_u32(_REAL_ACQ_MODE, 1) # single frame mode
+        self.cxp.write_u32(_REAL_ACQ_START, 1) # single acq start
+        # self.cxp.write_u32(_REAL_ACQ_STOP, 1) # single acq end
+        # self.cxp.write_u32(_REAL_ACQ_ABORT, 1) # single acq ABORT
+        
+        # self.cxp.write_u32(_BSL_SENSOR_STAND_BY, 1)
+        return self.cxp.read_u32(_BSL_POWER_MODE)
 
     def print_hex(self, arr: TList(TInt32)):
         print("[{}]".format(", ".join(hex(np.uint32(x)) for x in arr)))
 
     def run(self):
-        self.kernel()
-        self.cxp.print_xml_url()
-        self.cxp.write_xml_data(self.vals, "genicam_16e13898.zip")
+        print(self.kernel())
+        # self.cxp.print_xml_url()
+        # self.cxp.write_xml_data(self.vals, "genicam_16e13898.zip")