diff --git a/device/win_usb/twain_flow.txt b/device/win_usb/twain_flow.txt
deleted file mode 100644
index 59af402..0000000
--- a/device/win_usb/twain_flow.txt
+++ /dev/null
@@ -1,60 +0,0 @@
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_IDENTITY,           MSG = MSG_GET,                data: 0x02ee50d4,  
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_IDENTITY,           MSG = MSG_OPENDS,             data: 0x02ee6b84,  Identity(ID: 0x1b, Ver: 0x1, Proto: 1000d.79736145, Group: 0x6e616353, Manufacturer: EasyScan, ProductFamily: EasyScan, ProductName: EasyScan);   
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_GETCURRENT,         data: 0x02ee6b34,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_SET,                data: 0x02ee6b34,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_GET,                data: 0x02ee6b24,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_GET,                data: 0x02ee6b24,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_GETCURRENT,         data: 0x02ee6b24,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_GETCURRENT,         data: 0x02ee6b24,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_SET,                data: 0x02ee6b34,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_GETCURRENT,         data: 0x02ee6b34,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_SET,                data: 0x02ee6b34,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_STATUS,             MSG = MSG_GET,                data: 0x02ee6b1c,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_GET,                data: 0x02ee6b24,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_GET,                data: 0x02ee6b24,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_SET,                data: 0x02ee6b34,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_GET,                data: 0x02ee6b24,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_GET,                data: 0x02ee6b24,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_GET,                data: 0x02ee6b24,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_GET,                data: 0x02ee6b24,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_GET,                data: 0x02ee6b24,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_GET,                data: 0x02ee6b24,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_SET,                data: 0x02ee6b34,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_SET,                data: 0x02ee6b2c,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_SET,                data: 0x02ee6b2c,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_STATUS,             MSG = MSG_GET,                data: 0x02ee6b14,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_SET,                data: 0x02ee6b2c,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_SET,                data: 0x02ee6b2c,  Identity(same as the latest)
-[21164] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_IDENTITY,           MSG = MSG_GET,                data: 0x0d468504,  
-[21164] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_IDENTITY,           MSG = MSG_OPENDS,             data: 0x0d46be54,  Identity(ID: 0x1e, Ver: 0x1, Proto: 1000d.79736145, Group: 0x6e616353, Manufacturer: EasyScan, ProductFamily: EasyScan, ProductName: EasyScan);   
-[21164] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_STATUS,             MSG = MSG_GET,                data: 0x0d46beb0,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_SET,                data: 0x02ee6b8c,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_SET,                data: 0x02ee6b6c,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_SET,                data: 0x02ee6b6c,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_SET,                data: 0x02ee6b8c,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_SET,                data: 0x02ee6b7c,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_SET,                data: 0x02ee6b8c,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_STATUS,             MSG = MSG_GET,                data: 0x02ee6b74,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_SET,                data: 0x02ee6b6c,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_SET,                data: 0x02ee6b6c,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_IMAGE,   DAT = DAT_IMAGELAYOUT,        MSG = MSG_SET,                data: 0x02ee6bac,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_STATUS,             MSG = MSG_GET,                data: 0x02ee6b94,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_IMAGE,   DAT = DAT_IMAGELAYOUT,        MSG = MSG_RESET,              data: 0x02ee6bac,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_SET,                data: 0x02ee6b8c,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_USERINTERFACE,      MSG = MSG_ENABLEDS,           data: 0x02ee6b80,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_IMAGE,   DAT = DAT_IMAGENATIVEXFER,    MSG = MSG_GET,                data: 0x02ee5518,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_STATUS,             MSG = MSG_GET,                data: 0x02ee5500,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_PENDINGXFERS,       MSG = MSG_ENDXFER,            data: 0x02ee5510,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_USERINTERFACE,      MSG = MSG_DISABLEDS,          data: 0x02ee5674,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_SET,                data: 0x02ee6f84,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_SET,                data: 0x02ee6f64,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_SET,                data: 0x02ee6f64,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_GETCURRENT,         data: 0x02ee6f74,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_GETCURRENT,         data: 0x02ee6f74,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_SET,                data: 0x02ee6f84,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_SET,                data: 0x02ee6f74,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_SET,                data: 0x02ee6f84,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_STATUS,             MSG = MSG_GET,                data: 0x02ee6f6c,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_SET,                data: 0x02ee6f64,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_CONTROL, DAT = DAT_CAPABILITY,         MSG = MSG_SET,                data: 0x02ee6f64,  Identity(same as the latest)
-[22772] [TWAIN-monitor] DG = DG_IMAGE,   DAT = DAT_IMAGELAYOUT,        MSG = MSG_SET,                data: 0x02ee6fa4,  Identity(same as the latest)