ams Datasheet

Page 19

[v1-01] 2018-Apr-23

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TSL2561 − Principles of Operation

Figure 21:

Interrupt Control Select

Note(s):

1. Field value of 11 may be used to test interrupt connectivity in a system or to assist in debugging interrupt service routine software.

Figure 22:

Interrupt Persistence Select

PERSIST

3:0

Interrupt persistence. Controls rate of interrupts to the host processor as shown in

Figure 22, below.

INTR Field Value

Read Value

00

Interrupt output disabled

01

Level Interrupt

10

Reserved

11

Test Mode: Sets interrupt and functions as mode 10

Persist Field Value

Interrupt Persist Function

0000

Every ADC cycle generates interrupt

0001

Any value outside of threshold range

0010

2 integration time periods out of range

0011

3 integration time periods out of range

0100

4 integration time periods out of range

0101

5 integration time periods out of range

0110

6 integration time periods out of range

0111

7 integration time periods out of range

1000

8 integration time periods out of range

1001

9 integration time periods out of range

1010

10 integration time periods out of range

1011

11 integration time periods out of range

1100

12 integration time periods out of range

1101

13 integration time periods out of range

1110

14 integration time periods out of range

1111

15 integration time periods out of range

Field

Bits

Description