Cyclone 10 LP RefKit User Guide
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February 2022
Board Reference
FPGA Pin No.
Pin Func.
I/O Std
LED7
PIN_U8
Output
3.3 V
LED8
PIN_U7
Output
3.3 V
LED_PB1
PIN_C18
Output
3.3 V
LED_PB2
PIN_D19
Output
3.3 V
LED_PB3
PIN_C19
Output
3.3 V
LED_PB4
PIN_C17
Output
3.3 V
LED_PB5
PIN_D18
Output
3.3 V
3.3.14
Push Buttons
The board has seven push buttons connected to the FPGA that allow users to interact with the
Cyclone 10 LP FPGA device. 5 of them are placed in a joystick shape for better usability. Push
buttons drive their associated pins low logic level when pressed and high logic level when
released.
Board Reference FPGA Pin No.
Pin Func.
Description
I/O Std
RESET
PIN_K5
Input
nCONFIG
3.3 V
USER_BTN1
PIN_U10
Input
User button
3.3 V
USER_BTN2
PIN_U11
Input
User button
3.3 V
USER_BTN3
PIN_V11
Input
User button
3.3 V
USER_BTN4
PIN_T10
Input
User button
3.3 V
USER_BTN5
PIN_T11
Input
User button
3.3 V
RST_GPIO
PIN_V15
Input
User button
3.3 V
E
I
E
E
E
E
E E
Figure 20
–
Button Connections
