click — step2
click — step3

click — step4
click — step8
click — nothing - stays in 8
click — nothing - stays in 8
click — nothing - stays in 8
click — step1

This means that the address bus high bit is some how received wrong (or interpreted wrong)


Does the A-155 work if used alone (without the A-154, configured as standalone using an external clock) Or does it show the same behaviour

Florian