ADSP-21992 EZ-KIT Lite Evaluation System Manual
4-36
Ref. Des.
Jumper Settings
Description
JP1
CLOSED
AGND / DGND Ground Link
JP2
1-2 Position
Choice of RESET
JP3
1-2 Position
Internal / External Vref Source
JP4
OPEN
Internal / External Vref Source
JP5
2-3 Position
Disable / Enable PWMTRIP
JP6
2-3 Position
PWM SR Mode Selection
JP7
2-3 Position
PWM Polarity Selection
JP8
2-3 Position
Disable / Enable AUXTRIP
JP9
OPEN
Boot Mode Selection
JP10
OPEN
Boot Mode Selection
JP11
OPEN
Boot Mode Selection
JP12
CLOSED
PLL BYPASS Mode
JP13
OPEN
SPI EEPROM Select
JP14
OPEN
SPI EEPROM Select
JP15
CLOSED
SPI DAC Select
JP16
CLOSED
SPI DAC Select
JP17
OPEN
TCLK0 / RCLK0 Connection
JP18
OPEN
RS-232 Circuit Jumper
JP19
OPEN
RS-232 Circuit Jumper
JP20
OPEN
RS-232 Circuit Jumper
JP21
OPEN
RS-232 Circuit Jumper
JP22
NO Shunt required
CAN Circuitry Jumper
JP23
OPEN
CAN Circuitry Jumper
JP24
CLOSED
External SRAM Memory IC Select
JP25
OPEN
External SRAM Memory IC Select
JP26
OPEN
External SRAM Memory IC Select
JP27
OPEN
External SRAM Memory IC Select
JP28
OPEN
Encoder Interface Circuitry Jumper
JP29
OPEN
Encoder Interface Circuitry Jumper
JP30
OPEN
Encoder Interface Circuitry Jumper
JP31
OPEN
External FLASH Memory IC Select
Table 4-2: Jumpers on the ADSP-21992 EZ-KIT Lite Board
4.3.2 Ground Plane Link, JP1
JP1 is a link that connects the analog and digital ground planes of the ADSP-21992 EZ-KIT Lite
board.
NOTE:
For correct operation, this link must not be removed.