User manual
...the world's most energy friendly microcontrollers
2012-04-24 - Giant Gecko Family - d0053_Rev0.96 406
www.energymicro.com
Offset Bit Position
0x3F000
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Reset
0xXXXXXXXX
Access
RW
Name
FIFO2D
Bit Name Reset Access Description
31:0 FIFO2D 0xXXXXXXXX RW Device EP 2/Host Channel 2 FIFO
FIFO 2 push/pop region. Used in slave mode.
15.6.72 USB_FIFO3Dx - Device EP 3/Host Channel 3 FIFO
This register, available in both Host and Device modes, is used to read or write the FIFO space for
endpoint 3 or channel 3, in a given direction. If a host channel is of type IN, the FIFO can only be read
on the channel. Similarly, if a host channel is of type OUT, the FIFO can only be written on the channel.
Offset Bit Position
0x40000
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Reset
0xXXXXXXXX
Access
RW
Name
FIFO3D
Bit Name Reset Access Description
31:0 FIFO3D 0xXXXXXXXX RW Device EP 3/Host Channel 3 FIFO
FIFO 3 push/pop region. Used in slave mode.
15.6.73 USB_FIFO4Dx - Device EP 4/Host Channel 4 FIFO
This register, available in both Host and Device modes, is used to read or write the FIFO space for
endpoint 4 or channel 4, in a given direction. If a host channel is of type IN, the FIFO can only be read
on the channel. Similarly, if a host channel is of type OUT, the FIFO can only be written on the channel.