Data Sheet

AD3530/AD3530R

REGISTER DETAILS

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Rev. 0 | 43 of 45

Table 37. Bit Descriptions for SW_LDAC_TRIG_A

Bits

Bit Name

Description

Reset

Access

7

SLD_TRIG_A

Software LDAC Trigger 0. When set, initiates transfer of INPUT_CHn to DAC_CHn, where n is the channel

number as enabled by SW_LDAC_EN_0. Writing 0 will have no effect.

0x0

W

[6:0]

RESERVED

Reserved.

0x0

R

MULTIPLE INPUT REGISTER

Address: 0xE6, Reset: 0x0000, Name: MULTI_INPUT_CH

Data written to this register also writes all INPUT_CHn selected in MULTI_INPUT_SEL_0; read data will always return the latest data written

0

0

1

0

2

0

3

0

4

0

5

0

6

0

7

0

8

0

9

0

10

0

11

0

12

0

13

0

14

0

15

0

[15:0] MULTI_INPUT_VAL (R/W)

Table 38. Bit Descriptions for MULTI_INPUT_CH

Bits

Bit Name

Description

Reset

Access

[15:0]

MULTI_INPUT_VAL

Multiple Input Value. Data to be written to all INPUT_CHn selected in MULTI_INPUT_SEL_0. Read data

will always return the latest data written.

0x0

R/W

MULTIPLE INPUT SELECT 0 REGISTER

Address: 0xE8, Reset: 0xFF, Name: MULTI_INPUT_SEL_0

Select which INPUT_CHn will be written when a write operation is executed on MULTI_INPUT_CH. Only applies INPUT_CH0 to INPUT_CH7.

0

1

1

1

2

1

3

1

4

1

5

1

6

1

7

1

[7] MI_SEL_CH_7 (R/W)

[0] MI_SEL_CH_0 (R/W)

[6] MI_SEL_CH_6 (R/W)

[1] MI_SEL_CH_1 (R/W)

[5] MI_SEL_CH_5 (R/W)

[2] MI_SEL_CH_2 (R/W)

[4] MI_SEL_CH_4 (R/W)

[3] MI_SEL_CH_3 (R/W)

Table 39. Bit Descriptions for MULTI_INPUT_SEL_0

Bits

Bit Name

Description

Reset

Access

7

MI_SEL_CH_7

Multiple Input Select Channel 7. If selected, write operation on MULTI_INPUT_CH also writes INPUT_CH7 with

the same data. If deselected, write operation on Multi_DAC_Ch will have no effect on INPUT_CH7.

0x1

R/W

0: MI Sel 0. Deselect INPUT_CH7 for MULTI_INPUT_CH operation.

1: MI Sel 1. Select INPUT_CH7 for MULTI_INPUT_CH operation.

6

MI_SEL_CH_6

Multiple Input Select Channel 6. If selected, write operation on MULTI_INPUT_CH also writes INPUT_CH6 with

the same data. If deselected, write operation on Multi_DAC_Ch will have no effect on INPUT_CH6.

0x1

R/W

0: MI Sel 0. Deselect INPUT_CH6 for MULTI_INPUT_CH operation.

1: MI Sel 1. Select INPUT_CH6 for MULTI_INPUT_CH operation.

5

MI_SEL_CH_5

Multiple Input Select Channel 5. If selected, write operation on MULTI_INPUT_CH also writes INPUT_CH5 with

the same data. If deselected, write operation on Multi_DAC_Ch will have no effect on INPUT_CH5.

0x1

R/W

0: MI Sel 0. Deselect INPUT_CH5 for MULTI_INPUT_CH operation.

1: MI Sel 1. Select INPUT_CH5 for MULTI_INPUT_CH operation.

4

MI_SEL_CH_4

Multiple Input Select Channel 4. If selected, write operation on MULTI_INPUT_CH also writes INPUT_CH4 with

the same data. If deselected, write operation on Multi_DAC_Ch will have no effect on INPUT_CH4.

0x1

R/W

0: MI Sel 0. Deselect INPUT_CH4 for MULTI_INPUT_CH operation.

1: MI Sel 1. Select INPUT_CH4 for MULTI_INPUT_CH operation.

3

MI_SEL_CH_3

Multiple Input Select Channel 3. If selected, write operation on MULTI_INPUT_CH also writes INPUT_CH3 with

the same data. If deselected, write operation on Multi_DAC_Ch will have no effect on INPUT_CH3.

0x1

R/W