MCP37231 datasheet(41/144 Pages) MICROCHIP

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 2014-2016 Microchip Technology Inc.

DS20005322D-page 41

MCP37231/21-200 AND MCP37D31/21-200

Channel Order Bit Settings

Unused Unused 4th Ch. 3rd Ch. 5th Ch. 2nd Ch. 6th Ch.

1st Ch.

[0 1 2 3 4 5]

[0 1 2 3 4 5 6 7] 111 110 0 1 1 0 1 0 1 0 0 0 0 1 1 0 1 0 0 0

[0 2 4 6 1 3]

[0 2 4 6 1 3 5 7] 111 101 1 1 0 1 0 0 0 0 1 0 1 0 0 1 1 0 0 0

Channel Order Bit Settings

Unused Unused Unused 3rd Ch. 4th Ch. 2nd Ch. 5th Ch.

1st Ch.

[0 1 2 3 4]

[0 1 2 3 4 5 6 7] 110 101111 0 1 0 0 1 1 0 0 1 1 0 0 0 0 0

[0 2 4 6 1]

[0 2 4 6 1 3 5 7] 101 011111 1 0 0 1 1 0 0 1 0 0 0 1 0 0 0

Channel Order Bit Settings

Unused Unused Unused Unused 3rd Ch. 2nd Ch. 4th Ch.

1st Ch.

[0 1 2 3 ]

[0 1 2 3 4 5 6 7] 110 10111110 0 0 1 0 0 0 1 0 1 1 0 0 0

[4 5 6 7]

[4 5 6 7 0 1 2 3] 010 00101100 0 1 1 0 1 0 1 1 1 1 1 0 0

[0 2 4 6]

[0 2 4 6 1 3 5 7] 101 01111100 1 1 0 0 0 1 0 1 1 0 0 0 0

[1 3 5 7]

[1 3 5 7 0 2 4 6] 100 01011000 0 1 0 1 0 1 1 1 1 1 0 0 1

Channel Order Bit Settings

Unused Unused Unused Unused Unused 2nd Ch. 3rd Ch.

1st Ch.

[0 1 2]

[0 1 2 3 4 5 6 7] 101 10011001 1111 0 0 1 0 1 0 0 0 0

[0 2 4]

[0 2 4 6 1 3 5 7] 011 00110111 0111 0 1 0 1 0 0 0 0 0

Channel Order Bit Settings

Unused Unused Unused Unused Unused Unused 2nd Ch. 1st Ch.

[0 1]

[0 1 2 3 4 5 6 7] 101 10011001 1111010 0 0 1 0 0 0

[2 3]

[2 3 0 1 4 5 6 7] 101 10011000 1111000 0 1 1 0 1 0

[4 5]

[4 5 0 1 2 3 6 7] 011 01011000 1101000 1 0 1 1 0 0

[6 7]

[6 7 0 1 2 3 4 5] 011 01010000 1101000 1 1 1 1 1 0

Channel Order Bit Settings

Unused Unused Unused Unused Unused Unused Unused 1st Ch.

[0]

[0 1 2 3 4 5 6 7] 100 01110101 01100011 11 0 0 0

[1]

[1 0 2 3 4 5 6 7] 100 01110101 01100001 11 0 0 1

[2]

[2 0 1 3 4 5 6 7] 100 01110100 11100001 11 0 1 0

[3]

[3 0 1 2 4 5 6 7] 100 01010100 11100001 11 0 1 1

[4]

[4 0 1 2 3 5 6 7] 011 01010100 11100001 11 1 0 0

[5]

[5 0 1 2 3 4 6 7] 011 01010000 11100001 11 1 0 1

[6]

[6 0 1 2 3 4 5 7] 011 01010000 11010001 11 1 1 0

[7]

[7 0 1 2 3 4 5 6] 011 01010000 11010001 10 1 1 1

TABLE 4-1:

EXAMPLE: CHANNEL ORDER SELECTION USING ADDRESSES 0X7D – 0X7F

No. of

Channels

(1)

Selected

Channels

Channel

Order(2)

Address 0x7F

Address 0x7E

Address 0x7D

Note 1:

Defined by SEL_NCH<2:0> in Address 0x01 (Register 5-2).

Individual channel order should not be repeated. Unused channels are still assigned after the selected channel

address. The order of the unused channel addresses has no meaning since they are not used.

MCP37231 Datasheet(PDF) 41 Page - Microchip Technology

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