Texas-instruments TMS320C6457 Manuel d'utilisateur télécharger pdf (Page 13)

Address or I/O

Read/Write

Chip select

Data strobe

Data/address

Interrupt

Ready

HCNTL[1:0]

HR/W

HCS

HDS1

HDS2

HD[31:0]

HINT

HRDY

HPIHost

Logic high HAS

No connect HHWIL

Logic high

DSP

Read/Write

Chip select

Data strobe

Data/address

Interrupt

Ready

HCNTL[1:0]

HR/W

HCS

HDS1

HDS2

HD[15:0]

HINT

HRDY

HPI

DSP

Host

Address latch enable HAS

HHWIL

Logic

high

HD[31:16]

connect

www.ti.com

HPI Operation

Figure 3. Example of Host-DSP Signal Connections When the HAS Signal is Tied High

in the 32-Bit Multiplexed Mode

A Data strobing options are given in Section 3.3.

Figure 4. Example of Host-DSP Signal Connections When Using the HAS Signal

in the 16-Bit Multiplexed Mode

A Data strobing options are given in Section 3.3.

SPRUGK7A–March 2009–Revised July 2010 Host Port Interface (HPI)

1 2 ... 8 9 10 11 12 13 14 15 16 17 18 ... 42 43

User's Guide 1
Read This First 6
Host Port Interface (HPI) 7
Introduction to the HPI 10
2 Using the Address Registers 11
2.1 Single-HPIA Mode 11
2.2 Dual-HPIA Mode 11
3 HPI Operation 12
HPI Operation 16
For details, see Section 4 22
4.1 Polling the HRDY Bit 29
6 FIFOs and Bursting 32
6.1 Read Bursting 32
6.2 Write Bursting 33
6.3 FIFO Flush Conditions 34
7.1 Emulation Modes 35
8 HPI Registers 36
8.1 Introduction 36
HPI Registers 37
8.5 Data Register (HPID) 41
Appendix A Revision History 42
IMPORTANT NOTICE 43

Commentaires sur ces manuels

Pas de commentaire

Texas-instruments TMS320C6457 Manuel d'utilisateur Page 13

Commentaires sur ces manuels

Produits connexes et manuels pour Matériel Texas-instruments TMS320C6457