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Customer Reference Board Manual 47
Intel® IQ80333 I/O Processor
Software Reference
4.2.2 Peripheral Bus Memory Map
The Table 41 is the physical memory map of the devices on the 80333 Peripheral Bus:
Table 41. Peripheral Bus Memory Map
Address Range (in Hex) Size Data Bus Width Description
C000 0000 - C07F FFFF 8 MB 8-bit or 16-bit Flash memory (re-mapped)
CE80 0000 -CE80 FFFF 64 KB 8-bit Product Code
CE81 0000 -CE81 FFFF 64 KB 8-bit Board Stepping
CE82 0000 -CE82 FFFF 64 KB 8-bit CPLD Firmware Revision
CE83 0000 -CE83 FFFF 64 KB 8-bit Discrete LEDs
CE84 0000 -CE84 FFFF 64 KB 8-bit Hex Display Left
CE85 0000 -CE85 FFFF 64 KB 8-bit Hex Display Right
CE86 0000 -CE86 FFFF 64 KB 8-bit Buzzer Control
CE87 0000 -CE87 FFFF 64 KB 8-bit 32 KB NV RAM
CE8D 0000 -CE8D FFFF 64 KB 8-bit Rotary Switch
CE8E 0000 -CE8E FFFF 64 KB 8-bit ESN I/O
CE8F 0000 -CE8F FFFF 64 KB 8-bit Battery Status