Real-Time Clock Period Test
The real-time clock period test checks the real-time clock’s
periodic interrupt operation. To run the real-time clock period
test, type t f53 and press Return.
Real-time clock period test error messages
Table F-18 describes the error codes used in real-time clock
period test error messages.
Table F-18.
Real-Time Test Error Codes
Error Code
Meaning
1
UIP bit remained set past allotted time.
2
Error occurred when setting real-time clock control registers.
3
Real-time clock interrupt was pending when it should not
be.
4
Error occurred reenabling periodic interrupts.
5
Allowed time ran out while waiting for interrupt.
F–14
Test Commands and Messages Produced by Version PDE3 ROM Chips
Summary of Contents for DECstation 5000 Model 100 Series
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