Epson RX4111CE - Page 54

14. How to use

RX4111CE Jump to Top / Bottom
ETM62E-02 Seiko Epson Corporation 53
4) 
Next process
Reading of the clock
Read clock
 Please complete access within 0.95 seconds
The STOP bit holds "0".
(It causes the clock delay to set STOP bit to 1)
 At the time of a communication start, the Clock & Calendar data are fixed
(hold the carry operation), and it is automatically revised at the time of the
communication end.
 The access to a clock calendar recommends to have access to continuation
by a auto increment function.
Figure 43 Flow5
5) 
Next process
Bank2 - 1Ah  1Ch
 Set initial value of down counter.
Start count
Set TE bit to "1" to start timer interrupt function.
When start timers interrupt function, please surely set/reset
2) initial value of down counter in advance.
Fh
Set the / INT output at event occurrence by setting the TIE bit.
1 Countdown is suspended with TSTP,"0""1" and countdown is
performed again with TSTP,"1""0"
2 When you want to restart from a pre-set value, please set a TE bit to 1
again after setting a TE bit to 0.
Timer setting
Clear TE bit to 0 to stop timer-interrupt function.
The countdown period is fixed by the combination of the TSEL1, TSEL0 bit.
Clear TF bit to 0 to cancel last timer interrupt output (/INT output).
Bank1 - Dh
Eh
Figure 44 Flow6