HD64F2149YV datasheet(696/1075 Pages) RENESAS

Nome de Peças	HD64F2149YV

Descrição Electrónicos	Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2100 Series

PDF	1075 Pages

Scroll/Zoom	100%

Fabricante Electrônico	RENESAS [Renesas Technology Corp]

Página de início	http://www.renesas.com

Logo

696 / 1075 page

Section 20 A/D Converter

Rev. 3.00 Jan 18, 2006 page 668 of 1044

REJ09B0280-0300

20.2.3

A/D Control Register (ADCR)

TRGS1

R/W

TRGS0

R/W

—

Bit

Initial value

Read/Write

ADCR is an 8-bit readable/writable register that enables or disables external triggering of A/D

conversion operations.

ADCR is initialized to H'3F by a reset, and in standby mode, watch mode, subactive mode,

subsleep mode, and module stop mode.

Bits 7 and 6—Timer Trigger Select 1 and 0 (TRGS1, TRGS0): These bits select enabling or

disabling of the start of A/D conversion by a trigger signal. Only set bits TRGS1 and TRGS0

while conversion is stopped.

Bit 7

Bit 6

TRGS1

TRGS0

Description

Start of A/D conversion by external trigger is disabled

(Initial value)

Start of A/D conversion by external trigger is disabled

Start of A/D conversion by external trigger (8-bit timer) is enabled

Start of A/D conversion by external trigger pin is enabled

Bits 5 to 0—Reserved: Always be read as 1, and cannot be modified.

HD64F2149YV Folha de dados(PDF) 696 Page - Renesas Technology Corp