User manual

PICkit™ SERIAL ANALYZER

USER’S GUIDE

Chapter 5. SPI Master Communications

5.1 INTRODUCTION

This chapter describes the SPI Master Communications mode. SPI data and com-

mands can be entered using a Basic Communications window or by creating Script

Commands.

It is assumed that the user is familiar with the SPI protocol. For more information see:

An SPI tutorial is available on the Microchip Technology web site. Click on the links:

Support -> Getting Started -> PIC MCU Tutorials -> SPI - PICmicro Serial Peripheral

Interface

Several application notes are available on the Microchip Technology web site. Click on

links: Design -> App Notes -> Function: Communications -> SPI

5.2 HIGHLIGHTS

This chapter discusses:

• PICkit Serial Analyzer Pin Assignments

• Selecting Communications Mode

• Configurating SPI Communications Mode

• Communications: Basic Operations

• Script Builder

• Script Execute

5.3 PICkit™ SERIAL ANALYZER PIN ASSIGNMENTS

The PICkit Serial Analyzer pin assignments for SPI Master mode are:

TABLE 5-1: PIN ASSIGNMENTS

5.4 SELECTING COMMUNICATIONS MODE

The SPI Master Communications mode is selected from the Configuration Wizard or

menu bar.

Configuration Wizard – Select PICkit Serial Analyzer > Run Configuration Wizard

from the menu bar

Pin Label Type Description

1 CS Output Chip Select (Active Low)

2 +V Power Target Power

3 GND Power Ground

4 SDI Input Serial Data In (with respect to the

PICkit Serial Analyzer)

5 SCK Output Serial Clock

6 SDO Output Serial Data Out (with respect to the

PICkit Serial Analyzer)