TMPR4925XB datasheet(7/32 Pages) TOSHIBA

7 / 32 page

INTEGRATED CIRCUIT

TOSHIBA RISC PROCESSOR

TMPR4925XB

TENTATIVE

EJC-TMPR4925XB-7

26/Dec/01 Rev 0.1

TOSHIBA CORPORATION

n Timers / Counters Controller ( TMR )

The TX4925 contains 3-channel timer / counters.

• 3-channel 32-bit up-counter

• Supports three modes : interval timer mode, pulse generator mode, and watchdog timer

mode

• 2 timer output pins

• 1 count clock input pin

n Parallel I/O Ports ( PIO )

The TX4925 contains 32-bit parallel I/O ports

• Independent selection of direction of pins and output port type ( totem-pole or open-drain

outputs ) on a per bit basis.

(PIO[4,2,0] are input-only pins.)

n AC-link controller ( ACLC )

The TX4925 contains an AC-link controller, which can be operated using any audio and / or

modem CODECs described in Audio CODEC’97 Revision 2.1 ( AC’97 ).

• Supports up to two CODECs

• Supports recording and playback for right and left 16-bit PCM channels

• Supports playback for 16-bit surround, center, and LFE channels

• Supports audio recording and layback at variable rate

• Supports Line1 and GPIO slots for modem CODEC

• Supports AC-link low power mode, wakeup, and warm reset

• Supports input / output of sample data by DMA transfer

TMPR4925XB Datasheet(PDF) 7 Page - Toshiba Semiconductor