#define PL2303_PRODUCT_ID_PHAROS 0xaaa0
#define PL2303_PRODUCT_ID_RSAQ3 0xaaa2
#define PL2303_PRODUCT_ID_ALDIGA 0x0611
+#define PL2303_PRODUCT_ID_MMX 0x0612
+#define PL2303_PRODUCT_ID_GPRS 0x0609
#define ATEN_VENDOR_ID 0x0557
#define ATEN_VENDOR_ID2 0x0547