Self Discovery ( Jp1); Boot Disable ( Jp5); Adau1452 Clk Select ( Jp6); Usbi Spi Sel ( Jp2 ) - Analog Devices EVAL-AD2437A1NZ Manual

Address JP3 JP4
0X68 OFF ON (Default)
0X6A OFF OFF
0X6B ON ON
0X6C ON OFF

Self Discovery ( JP1)

The Self Discovery jumper is used to select the self discovery mode of the AD2437. The default setting for the
jumper is pins 1 and 2. Self Discovery Mode will not be enabled by default
Jumper
1 and 2 (DEFAULT)
2 and 3

Boot Disable ( JP5)

The Boot jumper allows the ADAU1452 to perform a self boot, in which it loads its RAM and register settings from
an external EEPROM. When the jumper is installed no self boot operation is initiated. When the jumper is re-
moved a self boot operation is initiated the next time there is a rising edge on the RESET signal of the ADAU1452.
This jumper is installed by default.

ADAU1452 CLK Select ( JP6)

The CLK Select jumper is used to select the CLK source for the ADAU1452 Main Clock. For Main Mode jumper
must be between 1 and 2 and for Local Powered Sub mode it should be between 2 and 3. The default position is 1
and 2.
Jumper
1 and 2 (DEFAULT)
2 and 3

USBi SPI SEL ( JP2 )

Jumper option to use SPI signals from SOM module or AD2437 chip.
Jumper Source
Hang on 1 (DEFAULT) SCL and SDA
1 and 2 AD2437 SPI
2 and 3 SOM SPI
EVAL-AD2437A1NZ Manual
Clock Routing
Normal Power Mode
Self Discovery Mode
Routing
External Oscillator
AD2437 ADR2/IO2/MCLK
Jumpers
3–11