AS8506 datasheet(68/89 Pages) AMSCO

68 / 89 page

AS8506 – 68

ams Datasheet, Confidential:2013-Sep [1-00]

Devic e I n te r f ac e

Figure 79:

Reference DAC Code MSB Register

Figure 80:

Higher Limit DAC Code LSB Register

Figure 81:

Higher Limit DAC Code MSB Register

Figure 82:

Lower Limit DAC Code LSB Register

Address

Features and Bit Description

SPI4

SPI3

POR

Value

0x20

ref_dcod_msb_reg

Most Significant byte of 12-bit DAC

code for setting reference voltage.

R/W

0000_0000

POR_VSUP

D3:D0

Bit11 to Bit8 of DAC

code

D7:D4

Reserved

Address

Features and Bit Description

SPI4

SPI3

POR

Value

0x21

hlmt_dcod_lsb_reg

Least Significant byte of 12-bit DAC

code for setting high limit voltage.

R/W

0000_0000

POR_VSUP

D7:D0

Bit7 to Bit0 of DAC

code

Address

Features and Bit Description

SPI4

SPI3

POR

Value

0x22

hlmt_dcod_msb_reg

Most Significant byte of 12-bit DAC

code for setting high limit voltage.

R/W

0000_0000

POR_VSUP

D3:D0

Bit11 to Bit8 of DAC

code

D7:D4

Reserved

Address

Features and Bit Description

SPI4

SPI3

POR

Value

0x23

llmt_dcod_lsb_reg

Least Significant byte of 12-bit DAC

code for setting low limit voltage.

R/W

0000_0000

POR_VSUP

D7:D0

Bit7 to Bit0 of DAC

code

AS8506 Datasheet(PDF) 68 Page - ams AG

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