Figure 1-1 The tPad board overview
The key features of the board are listed below:
DE2-115 Development Board
Cyclone IV EP4CE115 FPGA
o 114,480 LEs
o 432 M9K memory blocks
o 3,888 Kbits embedded memory
o 4 PLLs
Configuration
o On-board USB-Blaster circuitry
o JTAG and AS mode configuration supported
o EPCS64 serial configuration device
Memory Devices
o 128MB SDRAM
o 2MB SRAM
o 8MB Flash with 8-bit mode
o 32Kbit EEPROM
Switches and Indicators
o 18 switches and 4 push-buttons
o 18 red and 9 green LEDs
o Eight 7-segment displays