Data Address Ranges On The Card - Ricoh A230 Service Manual

5.6 DATA ADDRESS RANGES ON THE CARD

The following sections show how ROM and RAM data must be programmed before
downloading, or how data is uploaded onto the 4MB flash memory card.
5.6.1 FCU AND BICU ROM DATA
4MB
2MB
Start Address (Hex)
Length (Hex)
Size (kB)
5.6.2 MODEM ROM AND SRAM DATA
4MB 3FFFFF
2MB
1FFFFF
Start Address (Hex)
Length (Hex)
Size (kB)
SM
[Hex] Copy only
3FFFFF
200000
1FFFFF
Copy
(BICU)
000000
0
2 0 0 0 0 0
2,000 (2MB)
[Hex] Modem
2 4 0 0 0 0 h
Modem
200000
000000
2 0 0 0 0 0
4 0 0 0 0
2 5 6
5-13
DATA ADDRESS RANGES ON THE CARD
Copy/Fax
Fax only
combined
Fax
(FCU) (FCU)
Copy
(BICU)
2 0 0 0 0 0
2 0 0 0 0 0
2,000 (2MB)
SRAM SRAM
(FCU) (FCU+EXSAF)
2 A 0 0 0 0 h
2 2 0 0 0 0 h
(FCU+EXSAF)
SRAM (FCU)
2 0 0 0 0 0 2 0 0 0 0 0
2 0 0 0 0 A 0 0 0 0
1 2 8 128 + 512
[Hex]
3FFFFF
Fax
200000
1FFFFF
000000
A693R550.WMF
[Hex]
3FFFFF
SRAM
200000
1FFFFF
000000
A693R551.WMF
A230/A231/A232