Endpoint usage in current HDMI2USB

	A	B	C	D	E
1
2	Existing HDMI2USB USB endpoint usage
3
4	Endpoint no (0-15)	Direction	Transfer type	Used by FPGA?	Comments
5	0	-	CONTROL	No	USB Reserved
6	1	-	-	No	Unused, can be freed
7	2	OUT	BULK	Yes	Used for UART TX
8	4	IN	BULK	Yes	Used for UART RX
9	6	IN	BULK	Yes	Used for sending UVC camera data
10	8	-	-	No	Unused, can be freed
11
12	What Cypress FX2LP supports
13
14	Endpoint no (0-15)	Direction	Transfer type	Comments
15	0	-	Control	Reserved
16	1	IN and OUT	INT/BULK	64-byte buffers for smaller payloads
17	2	IN or OUT	BULK/ISO/INT	512 or 1024 byte buffers for larger payloads
18	4	IN or OUT	BULK/ISO/INT
19	6	IN or OUT	BULK/ISOINT
20	8	IN or OUT	BULK/ISO/INT
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100