PDIUSBD12 Datasheet, PDF (9/35 Pages) NXP Semiconductors – USB interface device with parallel bus

Philips Semiconductors
PDIUSBD12
USB interface device with parallel bus
Table 3: Endpoint Configuration
Endpoint
number
Endpoint
index
Transfer type
Mode 0 (Non-ISO mode)
0
0
Control
1
1
2
Generic^[2]
3
2
4
Generic^[2][3]
5
Mode 1 (ISO-OUT mode)
0
0
Control
1
1
2
Generic^[2]
3
2
4
Isochronous^[3]
Mode 2 (ISO-IN mode)
0
0
Control
1
1
2
Generic^[2]
3
2
5
Isochronous^[3]
Mode 3 (ISO-I/O mode)
0
0
Control
1
1
2
Generic^[2]
3
2
4
Isochronous^[3]
5
Direction^[1]
OUT
IN
OUT
IN
OUT
IN
OUT
IN
OUT
IN
OUT
OUT
IN
OUT
IN
IN
OUT
IN
OUT
IN
OUT
IN
Max. Packet
size (bytes)
16
16
16
16
64 ^[4]
64 ^[4]
16
16
16
16
128 ^[4]
16
16
16
16
128 ^[4]
16
16
16
16
64 ^[4]
64^[4]
[1] IN: input for the USB host; OUT: output from the USB host.
[2] Generic endpoints can be used either as Bulk or Interrupt endpoint.
[3] The main endpoint (endpoint number 2) is double-buffered to ease synchronization with the real-time
applications and to increase throughput. This endpoint supports DMA access.
[4] Denotes double buffering. The size shown is for a single buffer.
9397 750 09238
Product data
Rev. 08 — 20 December 2001
© Koninklijke Philips Electronics N.V. 2001. All rights reserved.
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