KMA321 datasheet(53/71 Pages) NXP

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NXP Semiconductors

KMA321/A

Programmable angle sensor IC

Examples:

• Mechanical zero degree position 0° = 0000h (default)

• Mechanical zero degree position 10° = F1C7h

• Mechanical zero degree position 45° = C000h

Bit

Value

U[1]

212

211

210

Table 56. CLAMP_LOW – lower clamping level bit allocation

[1]

Undefined: write as zero for default; returns any value when read.

(11)

Values 0 to 255 are reserved. It is not permitted to use such values.

Examples:

• Lower clamping level 5 %VDD = 0100h (default)

• Lower clamping level 10 %VDD = 0200h

• SENT A.3 format lower clamping level = 000h

• SENT A.1, H.1, H.3, H.4 format lower clamping level = 001h

Bit

Value

U[1]

212

211

210

Table 57. CLAMP_HIGH – upper clamping level bit allocation

[1]

Undefined: write as zero for default; returns any value when read.

(12)

Values 4865 to 5120 are reserved. It is not permitted to use such values.

Examples:

• Upper clamping level 90 %VDD = 1200h

• Upper clamping level 95 %VDD = 1300h (default)

• Upper clamping level 100 %VDD = 1400h (reserved)

• SENT A.1 format upper clamping level = FFEh

• SENT A.3 format upper clamping level = FFFh

• SENT H.1, H.3, H.4 format upper clamping level = FF8h

Bit

Value

24[1]

2−1

2−2

2−3

2−4

2−5

2−6

2−7

2−8

2−9

2−10

2−11

Table 58. SCALE_COEFFICIENT – least significant bits of scale coefficient bit allocation

[1]

See CLAMP_SWITCH register for MSB of scale coefficient.

KMA321_A

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Product data sheet

Rev. 6 — 18 May 2022

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