MTP805N View Datasheet(PDF) - Unspecified

Part Name

Description

Manufacturer

MTP805N

8051 Embedded USB/PS2 Keyboard/Mouse Controller

Unspecified 

MYSON

TECHNOLOGY

MTP805

(Rev. 0.9)

8051 Embedded USB/PS2 Keyboard/Mouse

Controller

FEATURES

• 8051 core, 6MHz operating frequency.

• 256-byte RAM, 8K-byte program Flash-ROM.

• Compliant with Low Speed USB Spec.1.1 including 3 Endpoints: one is Control endpoint (8-byte IN & 8-

byte OUT FIFOs), the other two are Interrupt endpoints (8-byte IN FIFOs).

• Built-in 3.3V regulator for USB Interface.

• Suspend / Resume operation.

• Idle and Power down mode wake-up by interrupt.

• 8 dedicated Key scan input pins and 18/19 Key scan output pins.

• Built-in low power reset circuit and Watchdog timer.

• PS2 compatible mouse interface.

• PS2 compatible keyboard interface share with USB interface.

• CPU clock can be double by S/W setting.

• 40-pin DIP, 42-pin SDIP or 44-pin PLCC package.

GENERAL DESCRIPTIONS

The MTP805 micro-controller is an 8051 CPU core embedded device specially tailored to USB/PS2

Keyboard/Mouse applications. It includes an 8051 CPU core, 256-byte SRAM, Low Speed USB Interface

and an 8K-byte internal program Flash-ROM.

BLOCK DIAGRAM

KSO0~7

KSO8~15

MSDATA

MSCLK

PS2CLK

PS2DATA

P1.0~7

P2.0~7

P3.0

P3.1

P3.4

P3.5

8051

OSC2

OSC1

RESET

P0.0~7

P3.7

P3.6

ALE

P3.2

P3.3

WDT

V33

XCVR DP

DM

SIE

DBUS

/RD

/WR

ALE

/INT0

/INT1

KSO16~17

GPIO0~1

XFR KSI0~7

LED0~2

GPO0

This datasheet contains new product information. Myson Technology reserves the rights to modify the product specification without

notice. No liability is assumed as a result of the use of this product. No rights under any patent accompany the sale of the product.

Revision 0.9

-1-

2000/07/19

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