Sharp Z-336J - Manual (Page 105)

9-28
Chapter 9: Message transfers
9
The current value monitor of the timers/counters (COM = 23
(H)
)
[Format]
COM = 23
(H)
TADR
L, H
= Timer and counter number (0000
(H)
to 03FF
(H)
) See page 9-21.
L
L, H
= Number of data to read
DATA
1 to N
= The current value data (read current value field of the timer and the counter)
ATTR
1 to N
= The attribute data of the timer and the counter
[Function]
- Reads the current values and the attributes of the timers/counters identified by the starting number
TADR and the number of data L.
- Up to 256 timers/counters can be read at a time.
- The current value data is read from the timer/counter's current range (b0000 to xxxxx ).
- The attributes are as shown below :
[Execution condition]
- Write enable mode
: Mode 0, mode 1 and mode 2
- PC operation status : Stopping, operating
[Example]
- Reads the current values of TMR0000 and TMR0001.
00
(H)
01
(H)
02
(H)
04
(H)
08
(H)
09
(H)
0A
(H)
0B
(H)
0C
(H)
0D
(H)
0E
(H)
0F
(H)
Not in use
MD
CNT
TMR
DTMR(BCD)
DTMR(BIN)
UTMR(BCD)
UTMR(BIN)
DCNT(BCD)
DCNT(BIN)
UCNT(BCD)
UCNT(BIN)
Ë Command
Ë Response
COM TADR
L
TADR
H
L
L
L
H
COM RSLT TADR
L
TADR
H
L
L
L
H
DATA
1
......
...... DATA
N
ATTR
1
ATTR
N
Number of data
Ë Command
Ë Response
DTMR
(BCD)
UTMR
(BCD)
23 00 00 02 00
23 00 00 00 02 00 34 92 78 D6 08 0A
Top number of
the timer and
the counter
Top number of
the timer and
the counter
Number of data
The current
value of
TMR0000
1234
The current
value of
TMR0001
5678