W83L951DG datasheet(6/112 Pages) WINBOND

Part #	W83L951DG

Description	Mobile Keyboard and Embedded Controller

Download	112 Pages

Scroll/Zoom	100%

Manufacturer	WINBOND [Winbond]

Direct Link	http://www.winbond.com

Logo

6 / 112 page

W83L951DG/W83L951FG

- 2 -

2. PRODUCT FEATURES

Core logic

8-bit Turbo 8052 Microprocessor Code based, Speed up to 24MHz

256 bytes Internal RAM

64K bytes Embedded Programmable Flash Memory

2K bytes External SRAM

Host interface

Software Optional with LPC Interface

Primary Programmable I/O Address Communication Port in LPC Mode

Support SERIRQ in LPC Interface

Support Hardware Fast Gate A20 and KBRST

Support Port 92h

SMBus

Support 2 SMBus Interface support Master Mode.

Timers

Support Four Timer Signal with Three Pre-scalars

Timer 1 and 2 Shard the Same Pre-scalar and are Free-Running Only.

Timer X and Y Have Individual Pre-scalar and Support up to Four Control Modes, Free Running,

Pulse Output, Event Counter and Pulse Width Measurement

PWM

Support Four PWM Channels

PWM 0 and 1 are 8-bits and Programmable Frequency from 62Hz to 7.5 KHz

PWM 2 and 3 are 16-bits and Programmable Frequency from 6Hz to 3MHz

Fan Tachometer

Support two Fan Tachometer Inputs

A/D Converter

Firmware Programmable Optional with 10-bite or 8-bit Resolution

Support Eight Channels

Similar Part No. - W83L951DG

Manufacturer	Part #	Datasheet	Description
Winbond	W83L951ADG	1Mb / 134P	Mobile Keyboard and Embedded Controller

Manufacturer	Part #	Datasheet	Description
Winbond	W83L951ADG	1Mb / 134P	Mobile Keyboard and Embedded Controller
Microchip Technology	MEC172X	6Mb / 786P	Keyboard and Embedded Controller for Notebook PC DS00003583G (04-26-22)
	MEC172X	6Mb / 786P	Keyboard and Embedded Controller for Notebook PC 02/28/20
	MEC1322	5Mb / 456P	Keyboard and Embedded Controller for Notebook PC 07/14/15
	MEC152X	6Mb / 576P	Keyboard and Embedded Controller for Notebook PC 09/14/21
	MEC152X	6Mb / 570P	Keyboard and Embedded Controller for Notebook PC 02/28/20
	MEC170X	6Mb / 662P	Keyboard and Embedded Controller for Notebook PC 02/28/20
	MEC1725	5Mb / 721P	Keyboard and Embedded Controller for Notebook PC 02/28/20
	MEC1404	6Mb / 572P	Keyboard and Embedded Controller Products for Notebook PC 07/14/15
	MEC140X	6Mb / 571P	Keyboard and Embedded Controller Products for Notebook PC 06/23/16