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Configuring an M1 CPU with Concept
312
870 USE 101 00 V.3
Reading the Time-of-Day Clock
Overview This section uses an example to describe how to interpret the time-of-day clock
registers.
Example If you reserved registers 400100...400107 as your TOD clock registers, set the time
bits, and then read the clock at 9:25:30 on Thursday, July 16, 1998, the registers
would display the following values:
Register Reading Indication
400100 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 All clock values have been set;
clock values are being read
400101 5 (decimal) Thursday
400102 7 (decimal) July
400103 16 (decimal) 16
400104 98 (decimal) 1998
400105 9 (decimal) 9 a.m.
40010 6 25 (decimal) 25 minutes
40010 7 30 (decimal) 30 seconds