AX88196
Local CPU BUS MAC Controller
Errata of AX88196 Version ED2
1. SNI (Serial Network Interface) has bug for HomePNA application.
Solution: Using MII interface for HomePNA solution. Refer to “Demonstration
Circuit” on page 37 to 41.
2. SPP (Standard Printer Port) is fail on 186 and 68K modes. Because of can't
read out correct information of x19h status port.
Solution: This version do not support SPP function on the two modes. If user
want to use general purpose port for reading external status. Please using
x18h data port to replaces it.
3. SPP command port readback value is from internal registers instead of
external pins
Solution: ASIX will not fix the problem at this moment. Care must be taken
when doing the external pins diagnostic.
4. DTACK can’ t fit 68K CPU timing in 68K mode
Solution : Using the DTACK automatic insertion function in 68K CPU.
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ASIX ELECTRONICS CORPORATION
ASIX [ ASIX ELECTRONICS CORPORATION ]
