Profichip VPC3+S - Page 20

4 Memory Organization
20
Revision 1.04
VPC3+S User Manual
Copyright © profichip GmbH, 2012
Internal VPC3+S RAM (2K/4K Byte)
Segment 0
Segment 1
Segment 2
8/16 bit segment addresses
(pointer to the buffers)
Segment 254
Segment 255
Building of the physical buffer address:
2K Byte Mode:
7
0
Segment base address (8 bit)
0
0
0
0
0
Offset (3 bit)
+
10
0
Physical address (11 bit)
4K Byte Mode:
7
0
Segment base address (8 bit)
0
0
0
0
Offset (4 bit)
+
11
0
Physical address (12 bit)