PT0137(08/04)
Ver:4
20
Data Sheet
PT8R1202
PT
Peric om Technology Inc .
Bluetooth Digital Audio Streaming IC
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PT8R1202 supports device function, Hub function and host function in USB 1.1 version. Specially, PT8R1202 emulates the
multiple device operations simultaneously with supporting Hub function. Together with on-chip Nand flash controller and audio
DSP, PT8R1202 supports multiple function in USB dongle which integrates Bluetooth, USB storage device and USB sound card.
Following list is possible configuration for multiple USB device system on a chip.
Table 10. Recommend Endpoint mapping in USB
USB Bus
(Multiple USB
devices over
single USB bus)
Bulk device
ISO device
Bulk, ISO device
Bluetooth
Device Driver
Portable Storage
Device Driver
Audio
Device Driver
PT8R1202
NAND
Bulk, ISO device
USB Hub
Wireless Stereo Headset
over Bluetooth
Bluetooth
End point
Bluetooth USB dongle
Bluetooth USB dongle +
USB storage device
Bluetooth USB dongle +
USB storage device +
USB sound device
Common control
BT Event (interrupt)
BT Command (control)
BT ACL data (Bulk)
BT ACL data (Bulk)
HUB
USB audio control
BT SCO data (Isoch)
BT SCO data (Isoch)
USB storage (Bulk)
USB storage (Bulk)
USB audio stream (Isoch)
USB audio stream (Isoch)
EP0
EP1(Out)
EP2(In)
EP3(Out)
EP4(In)
EP5(Out)
EP6(In)
EP7(Out)
EP8(In)
EP9(Out)
EP10(In)
EP11(Out)
EP12(In)
Common control
BT Event (interrupt)
BT Command (control)
BT ACL data (Bulk)
BT ACL data (Bulk)
reserved
reserved
BT SCO data (Isoch)
BT SCO data (Isoch)
reserved
reserved
Common control
BT Event (interrupt)
BT Command (control)
BT ACL data (Bulk)
BT ACL data (Bulk)
HUB
reserved
BT SCO data (Isoch)
BT SCO data (Isoch)
USB storage (Bulk)
USB storage (Bulk)
reserved
reserved