Copyright © Siemens AG 2016. All rights reserved
174
ERTEC 200P-2 Manual
Technical data subject to change
Version 1.0
11 = Burstflash ROM
6dt4 R_HOLD
7h
r w
Read Hold Cycles
Hold Phase of read access lasts (
1) clocks.
12dt7 R_STROBE
3Fh
r w
Read Strobe Duration Cycles
Strobe Phase of read access (Read Enable =
0) lasts (R_ 1) clocks.
Value 0 is not supported.
16dt13 R_SU
Fh
r w
Read Setup Cycles
Setup Phase of read access lasts R_SU
clocks.
19dt17 W_HOLD
7h
r w
Write Hold Cycles
Hold Phase of write access lasts (
1) clocks.
25dt20 W_STROBE
3Fh
r w
Write Strobe Duration Cycles
Strobe Phase of write access (Write Enable =
0) lasts (W_ 1) clocks.
29dt26 W_SU
Fh
r w
Write Setup Cycles
Setup Phase of write access lasts W_SU
clocks.
30
EW
0h
r w
Extend Wait mode
0 = WAIT input = don't care
1 = Wait input extends access (valid in
SRAM mode only)
31
WSM
0h
r w
Wait input synchronisation mode
0 = 2 Flipflops
1 = 1 Flipflop
Register:
ASYNC_BANK2
Address:
18h
Bits:
31dt0
Reset value:
3FFFFFF2h
Attributes: r w
Description:
Async. Bank 2 Configuration register
Bit
Identifier
Reset Attr.
Function / Description
1dt0 SIZE
2h
r w
Bank Size
00 = 8 bit device
01 = 16 bit device
10 = 32 bit device
11 = reserved
3dt2 MODE
0h
r w
Mode
00 = SRAM
01 = Pagemode ROM
10 = reserved
11 = Burstflash ROM
Содержание ERTEC 200P
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