Intel IQ80219 - Manual (Page 74)

74 Board Manual
Intel® IQ80219 General Purpose PCI Processor Evaluation Platform
Software Reference
5.2.4 HEX Display
The HEX Display is an Agilent* HDSP-G211, which allows for monitoring of two digits. It sits on
the Peripheral Bus and is accessed using PCE2 and PCE3 as shown here:
Redboot* uses address range 0xFE84 0000 - 0xFE84 0FFF for the left 7-segment LED (PCE3) and
address range 0xFE85 0000 - 0xFE85 0FFF for the right 7-segment LED (PCE2).
Figure 21. Hex Display Connection to Peripheral Bus
B2833-01
Agilent*
HDSP-G211
Hex Display
PCE2 PCE3
* Other names and brands may be claimed as property of others.
Intel ® 80219
General Purpose
PCI Processor
Intel ® 80219 General Purpose PCI
Processor Peripheral Bus
Figure 22. 7-Segment Display Bit Definition
Figure 23. Register Bitmap: 7-Segment Display MSB FE84 0000h (Write Only)