Config
[6] Config
[5] Config
[4] Config
[3] Config
[2] Config
[1] Meaning
- - - - - 1 REF_CLK tristate
- - - - - 0 REF_CLK output (25 MHz)
- 1 - - 0 -
LBU = On,
LBU-CFG: LBU_WR_N has
read/write control
- 0 - - 0 -
LBU = On,
LBU-CFG: Separate read and
write line
1 - - - 0 -
LBU = On,
LBU_POL_RDY: LBU_RDY_N
is high active
0 - - - 0 -
LBU = On,
LBU_POL_RDY:
LBU_RDY_N is low active
0 1 - - 1 -
LBU = off, GPIO44-32 = on
int. PHYs = On, ext. MII = PHY
debugging, ETM9 = Off
1 0 - - 1 -
LBU = off, GPIO44-32 = on
int. PHYs = On, ext. MII = Off,
ETM9 = On
1 1 - - 1 - Reserved
- - 0 0 - - ARM clock 50 MHz
- - 0 1 - - ARM clock 100 MHz
- - 1 0 - - ARM clock 150 MHz
- - 1 1 - - Reserved
Table 18: Configurations for ERTEC 200
Copyright © Siemens AG 2007. All rights reserved. 68 ERTEC 200 Manual
Technical data subject to change Version 1.1.0