WM9713LGEFLSLASHV datasheet(67/108 Pages) WOLFSON

Part #	WM9713LGEFL/V

Description	AC 97 Audio Touchpanel CODEC

PDF	108 Pages

Scroll/Zoom	100%

Manufacturer	WOLFSON [Wolfson Microelectronics plc]

Direct Link	http://www.wolfsonmicro.com

Logo

67 / 108 page

Pre-Production

WM9713L

PP Rev 3.0 June 2006

POLL (74h)

Starts a single measurement

CTC (74h)

Starts a co-ordinate measurement at specified conversion rate

COO (74h)

Enables Co-Ordinate mode

ADCSEL (74H)

Specifies the type of measurement to be made

Figure 24 Touchpanel Conversion Flow Diagram

If the SLEN bit is set to ‘1’, then the touchpanel data appears on the AC-Link slot selected by the

SLT control bits, as shown below. The Slot 0 ‘tag’ bit corresponding to the selected time slot is

asserted whenever there is new data on that slot.

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

SLEN

Slot Readback Enable

0: Disabled (readback through register only)

1: Enable (readback slot selected by SLT)

76h

2:0

SLT

110

AC’97 Slot Selection for Touchpanel Data

000: Slot 5

001: Slot 6

…

101: Slot 10

110: Slot 11

111: RESERVED

Table 51 Returning Touchpanel Data Through an AC-Link Time Slot

WM9713LGEFL/V Datasheet(PDF) 67 Page - Wolfson Microelectronics plc