IBASE MB839 - Manual (Page 53)

APPENDIX
MB839 Series User’s Manual 47
CR 0x2A : Watchdog (WDT) Bypass Register
Attribute : Read / Write
Reset default : 0x0000
Bit
LAN
Port#
Read /
Write
Description
0 Eth3, 4
Read /
Write
The function works when the bit
in
CR 0x28 is “1”. It controls
LAN Bypass function should be
Enabled / Disabled when the
WDT signal is asserted.
If the bit is set to "1" in "WDT
Bypass Control Register
CR 0x28", it will follow below
setting:
1 = Enable LAN Bypass function
0 = Disable LAN Bypass
function