Hayes-microcomputer-products RCV56HCF Uživatelský manuál stáhnout pdf (Strana 45)

RCV56HCF PCI/CardBus Modem Designer’s Guide

1129

ROCKWELL PROPRIETARY INFORMATION

3-23

3.3.3 External Device Bus Timing

The external Device Bus timing is listed in Table 3-12 and illustrated in Figure 3-7.

Table 3-12. Timing - External Device Bus Interface

Symbol Description Min. Typ. Max. Units Test Conditions

Read

Address setup

––

Address hold

––

CSS

Chip select setup

––

CSH

Chip select hold

108 – 144 ns

Read pulse width

150 – – ns

RDA

Read data access

––36ns

RDH

Read data hold

0––ns

Write

Address setup

––

Address hold

––

CSS

Chip select setup

––

CSH

Chip select hold

108 – 144 ns

Write pulse width

150 – – ns

WDS

Write data setup

36 – – ns

RDH

Write data hold

36 – 72 ns

1 2 ... 40 41 42 43 44 45 46 47 48 49 50 ... 69 70

RCV56HCF 1
Table of Contents 3
ONFIGURATION 4
EGISTERS 4
List of Figures 5
List of Tables 6
1. INTRODUCTION 7
Modem Hardware 10
on Motherboard 10
PC Software 10
RC56HCF MODEM DEVICE SET 11
RCV56HCF MODEM DEVICE SET 11
1.3 TECHNICAL OVERVIEW 13
2. TECHNICAL SPECIFICATIONS 19
2.6 VOICE/AUDIO MODE 20
2.5 FAX CLASS 1 OPERATION 20
2.8 HOST-BASED DSVD MODE 21
2.10 VOICEVIEW 21
2.11 CALLER ID 22
2.13 DIAGNOSTICS 22
2.14 LOW POWER SLEEP MODE 22
3. HARDWARE INTERFACE 23
PCI BUS INTERFACE 25
176-TQFP 25
MD189F5 MDPHI 33
± 200 mV 43
± 20 mV 43
SROMCS (CS) 44
SROMIN (DO) (PROGRAM) 44
SROMOUT (DI) 44
SROMIN (DO) (READ) 44
SROMCLK (SK) 44
Read data valid 46
Write data valid 46
1123F3-9 47
4. DESIGN CONSIDERATIONS 49
4.3 OTHER CONSIDERATIONS 53
4.4 PACKAGE DIMENSIONS 56
5. SOFTWARE INTERFACE 59
5.2 BASE ADDRESS REGISTER 61
5.3 SERIAL EEPROM INTERFACE 62
6. COMMAND SET 63
(Inside Back Cover) 69
SOUD071697 70

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