configurable LEDs allow to make internal monitoring status signals visible by driving the appropriate FPGA IO to a HIGH level.
Figure 4: Bitte durch Orginalbild ersetzen
LEDs
Signal Name | FPGA IO | Comment |
|
|
|
SYS_LED0 | Internal 5V power supply. | |
SYS_LED1 | Power OK- signal from onboard voltage regulator. | |
SYS_LED2 | V17 | Illuminates to indicate the status of the DONE pin if FPGA is |
|
| successfully configured. |
USER_LED0 | P7 | User- configurable LED. |
USER_LED1 | N7 | User- configurable LED. |
USER_LED2 | P8 | User- configurable LED. |
USER_LED3 | N6 | User- configurable LED. |
USER_LED4 | R7 | User- configurable LED. |
|
|
|
The HEX rotary DIP switch is of binary coded type. The four weighted terminals are externally pulled HIGH with 4,7 kOhm resistors, the common terminals are connected to GND. Therefore the four FPGA inputs behave like a complementary binary coded hexadecimal switch.
| HEX rotary DIP switch |
|
|
|
| |
| DIAL | FPGA Pin N8 | FPGA Pin M11 | FPGA Pin M10 | FPGA Pin N9 |
|
| 0 | 1 | 1 | 1 | 1 |
|
| 1 | 0 | 1 | 1 | 1 |
|
| 2 | 1 | 0 | 1 | 1 |
|
| 3 | 0 | 0 | 1 | 1 |
|
| 4 | 1 | 1 | 0 | 1 |
|
|
|
|
|
|
| |
USBS6 / |
|
| http://www.cesys.com/ | |||
User Doc V0.3 |
|
| preliminary |