4.10. Debug LEDs and DIP switch interface

These registers shown in Table 4.22 are used to control the alphanumeric display and LEDs, and to read the 4-input DIP switch.

Table 4.22. LED control and switch registers

Address

Name

Type

Size

Function

0x1A000000

LED_ALPHA

Read/write

32

Alphanumeric characters register

0x1A000004

LED_LIGHTS

Read/write

4

LED control register for individual lights

0x1A000008

LED_SWITCHES

Read

4

DIP switch register

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