--- pl2303.h	2018-11-07 23:21:00.000000000 +0800
+++ pl2303_new.h	2018-11-07 23:21:00.000000000 +0800
@@ -20,6 +20,18 @@
 #define PL2303_PRODUCT_ID_MOTOROLA	0x0307
 #define PL2303_PRODUCT_ID_ZTEK		0xe1f1
 
+/* PL2303TB */
+#define PL2303_PRODUCT_ID_TB	0x2304
+
+/* PL2303N */
+#define PL2303G_PRODUCT_ID_GC	0x23A3
+#define PL2303G_PRODUCT_ID_GB	0x23B3
+#define PL2303G_PRODUCT_ID_GT	0x23C3
+#define PL2303G_PRODUCT_ID_GL	0x23D3
+#define PL2303G_PRODUCT_ID_GE	0x23E3
+#define PL2303G_PRODUCT_ID_GS	0x23F3
+
+
 #define ATEN_VENDOR_ID		0x0557
 #define ATEN_VENDOR_ID2		0x0547
 #define ATEN_PRODUCT_ID		0x2008
@@ -124,6 +136,14 @@
 #define HP_LCM960_PRODUCT_ID	0x3239
 #define HP_LD220_PRODUCT_ID	0x3524
 
+/* Add Hewlett-Packard POS Pole Displays */
+#define HP_LD220_Display_ID	0x4349
+#define HP_LD960_Display_ID	0x4439
+#define HP_LDM350_Pole_Display_ID	0x3739
+#define HP_LM940_Display_ID	0x5039
+#define HP_2X20_CFD_Display_ID	0x0956
+#define HP_Engage_2X20_Pole_Display_ID	0x026B
+
 /* Cressi Edy (diving computer) PC interface */
 #define CRESSI_VENDOR_ID	0x04b8
 #define CRESSI_EDY_PRODUCT_ID	0x0521