Digital interface, Chapter 3 – Texas Instruments Modular Evaluation Module MSOP8 User Manual

Page 13

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3-1

Digital Interface

Digital Interface

The Modular MSOP8 EVM is designed for easy interfacing to multiple control
platforms. Samtec part numbers, SSW-110-22-F-D-VS-K and
TSM-110-01-T-DV-P, provide a convenient 10-pin dual row header/socket
combination at J2. This header/socket provides access to the digital control
and serial data pins of the MSOP8 EVM. Consult Samtec at www.samtec.com
or 1 - 800 - SAMTEC - 9 for a variety of mating connector options.

Table 3 - 1. Digital Interface Pin Out

Pin Number

Signal

Description

J2.1

CS

Chip Select – Active low signal, enables data transfer – jumper configurable
(see schematic)

J2.3

SCLK

Serial Clock

J2.5

SCLKR

Serial Clock Return (for DSP Host systems)

J2.7

FS

Frame Sync for DSP host systems – alternate Chip Select through JMP2 (see
schematic)

J2.9

FSR

Frame Sync Return (for DSP Host systems)

J2.11

Unused

J2.13

SDO

Serial Data Output

J2.15

Unused

J2.17

Unused

J2.19

SPARE

Chapter 3

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