Copyright © Siemens AG 2016. All rights reserved
191
ERTEC 200P-2 Manual
Technical data subject to change
Version 1.0
27dt8 <reserved>
00000h r The higher-value APB address
bits(31:8) are mirrored in the HostIF
29dt28 APB_SIZE
2h
r
"10": Word access (32-bit) ?? fixed
value as only word access possible
30
APB_RD_WR
0h
r
'0': RD access
'1': WR access
31
ERROR_LOCK
0h
r w
Set to '1' by the HW if erroneous
APB access is
detected. Further HW entries are
then blocked.
The SW must reset the bit to '0' to
enable
new entries.
Register:
XHIF_CONTROL
Address:
70h
Bits:
3dt0
Reset value:
0h
Attributes: rh w
Description:
XHIF Interface Settings
After reset
and when the SCRB CONFIG_REG register is written, these
settings
are taken from the register
Bit
Identifier
Reset
Attr.
Function / Description
0
XHIF_ACC_MODE
0h
rh w XHIF Handshake protocol: 0 =Intel
Mode, 1 =Motorola Mode
1
XHIF_POL_RDY
0h
rh w '0': XHIF_XRDY is low_aktiv
'1': XHIF_XRDY is high_aktiv
3dt2 XHIF_CPU_WIDTH
0h
rh w
Data bus width:
00 =8b *,
01 =16b,
10 =32b,
11 =32b
* 00 =8b is however not supported
by the XHIF interface.
Register:
XHIF_0_P0_RG
Address:
80h
Bits:
31dt0
Reset value:
0h
Attributes: r (w)
Description:
Range value of the page #0
Bit
Identifier
Reset
Attr.
Function / Description
7dt0 XHIF_0_P0_RG_ROSL2 00h
r
Read only value = 0
21dt8 XHIF_0_P0_RG_RW
0000h
r w Read/Write part of the Range regis-
ter