MCP2221 datasheet(55/80 Pages) MICROCHIP

55 / 80 page

 2015 Microchip Technology Inc.

DS20005292B-page 55

MCP2221

Current supplied-password byte 4

Current supplied-password byte 5

Current supplied-password byte 6

Current supplied-password byte 7

Current supplied-password byte 8

GP0 settings

Bit 7-5

Don’t

care

Bit 4: GPIO Output value

When the GP0 is set as an output GPIO, this value will

be present at the GP0 pin

Bit 3: GPIO Direction (Input/Output) –

Works only when GP0 is set for GPIO

operation

GPIO Input mode

GPIO Output mode

Bit 2-0: GP0 Designation

111-011 Don’t care

010

Alternate function 0 (LED UART RX)

001

Dedicated function operation (SSPND)

000

GPIO operation

GP1 settings

Bit 7-5

Don’t

care

Bit 4: GPIO Output value

When the GP1 is set as an output GPIO, this value will

be present at the GP1 pin

Bit 3: GPIO Direction (Input/Output) –

Works only when GP1 is set for GPIO

operation

GPIO Input mode

GPIO Output mode

Bit 2-0: GP1 Designation

111-101 Don’t care

100

Alternate function 2 (Interrupt Detection)

011

Alternate function 1 (LED UART TX)

010

Alternate function 0 (ADC1)

001

Dedicated function operation (Clock Output)

000

GPIO operation

GP2 settings

Bit 7-5

Don’t

care

Bit 4: GPIO Output value

When the GP2 is set as an output GPIO, this value will

be present at the GP2 pin

Bit 3: GPIO Direction (Input/Output) –

Works only when GP2 is set for GPIO

operation

GPIO Input mode

GPIO Output mode

Bit 2-0: GP2 Designation

111-100 Don’t care

011

Alternate function 1 (DAC1)

010

Alternate function 0 (ADC2)

001

Dedicated function operation (USBCFG)

000

GPIO operation

TABLE 3-39:

RESPONSE 1 STRUCTURE (CONTINUED)

Byte

Index

Function Description

Value

Effect

MCP2221 Datasheet(PDF) 55 Page - Microchip Technology

MCP2221 Datasheet(HTML) 55 Page - Microchip Technology

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80

Datasheet Download

Link URL