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Altera DE2 Board - Using the Serial Ports(PS;2)

Altera DE2 Board
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Using the System
27
Figure 3.11 MAX232 chip for RS-232 commnication
Signal Name FPGA Pin No.
Description
UART_RXD PIN_C25 UART Receiver
UART_TXD PIN_B25 UART Transmitter
Table 3.9 Pin Assignment for Serial Ports (RS232)
3-10
Using the Serial Ports(PS/2)
The DE2 Board offers standard PS/2 interface with a connector for a PS/2 keyboard
or mouse. Figure 3.12 shows the schematic of the PS/2 connector and circuits. For
how to use PS/2 mouse and keyboards, users can refer to
http://www.computer-engineering.org for more information. The pin assignment of
the associated interface is shown in Table 3.10.
Figure 3.12 PS/2 Port for Keyboard/Mouse Connections
Signal Name FPGA Pin No.
Description
PS2_CLK PIN_D26 PS2 Data
PS2_DAT PIN_C24 PS2 Clock
Table 3.10 Pin Assignment for Serial Port (PS/2)

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