Sharp Z-336J - Manual (Page 111)

9-34
Chapter 9: Message transfers
9
Reading program (COM = 04
(H)
)
[Format]
COM = 04
(H)
PSEG = Program segment (08
(H)
, 09
(H)
) See page 9-20.
PADR
L,H
= Program address (0000
(H)
to 7DFF
(H)
) See page 9-20.
L
L,H
= Data length (number of words)
DATA
1 to N
= Read data (2 bytes = one step)
[Function]
- Read a program with a length (number of words) shown by L, from address PSEG, PADR.
- Up to 512 words can be read at a time.
[Execution condition]
- Write enable mode
: Mode 0, mode 1 and mode 2
- PC operation status : Stopping, operating
[Example]
- Read the contents of the program address 000000 to 000002 (file number 8).
Note: Inquiries concerning the bit configuration of programs cannot be accepted.
Ë Command
Ë Response
COM L
L
...... DATA
N
DATA
1
COM RSLT
PSEG
PSEG
PADR
L
PADR
L
PADR
H
PADR
H
L
H
L
L
L
H
Top program
address
Top program
address
Address
000000 contents
Address
000001 contents
Address
000002 contents
Ë Command
Ë Response
04 08 00 00 03 00
04 00 08 00 00 03 00 00 80 00 91
08 B8
Data length
Data length