MCP2210 datasheet(46/82 Pages) MICROCHIP

Part #	MCP2210

Description	USB-to-SPI Protocol Converter with GPIO (Master Mode)

PDF	82 Pages

Scroll/Zoom	100%

Manufacturer	MICROCHIP [Microchip Technology]

Direct Link	http://www.microchip.com

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46 / 82 page

MCP2210

DS22288A-page 46

 2011 Microchip Technology Inc.

3.2.5

GET (VM) GPIO CURRENT PIN DIRECTION

3.2.5.1

Responses

FIGURE 3-16:

GET (VM) GPIO CURRENT PIN DIRECTION LOGIC FLOW

TABLE 3-42:

COMMAND STRUCTURE

Byte

Index

Meaning

0x33 – Get (VM) GPIO Current Pin Direction

0x00 – Reserved

3-63

0x00 – Reserved

TABLE 3-43:

RESPONSE 1 STRUCTURE

Byte

Index

Meaning

00x33 – Get (VM) GPIO Current Pin Direction – echos back the given command code

10x00 – Command Completed Successfully

Don’t Care

GPIO Direction – 16-bit value (low byte):

• MSB

–

LSB

GP7DIR GP6DIR GP5DIR GP4DIR GP3DIR GP2DIR GP1DIR GP0DIR

GPIO Direction – 16-bit value (high byte):

• MSB

–

LSB

GP8DIR

6-63

Don’t Care

Note 1:

This command will only have an effect on those GPs previously configured as GPIOs.

Get RAM GPIO

Direction

Response 1

RAM GPIO

Direction

Retrieved

MCP2210 Datasheet(PDF) 46 Page - Microchip Technology

MCP2210 Datasheet(HTML) 46 Page - Microchip Technology

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