App.2-4
Appendix 2-3 Loader Command Details
Appendix 2-3-1 Read data
1) Function
This command reads the specified number of words from the specified address of the specified data memory. If the
requested number of words exceeds the range of the specified memory, up to the end of the specified memory is read.
2) Command/mode code
Command: 00h, Mode: 00h
3) Data format of request command/response command
Data format of request command
Memory type
Memory address (L)
Memory address (M)
Memory address (H)
Number of words of read data (H)
Number of words of read data (L)
Data format of response command
Memory type
Memory address (L)
Memory address (M)
Memory address (H)
Number of words of read data (H)
Read data
.
.
.
Number of words of read data (L)
4) Arrangement of read data
The read data is arranged as shown below.
MICREX-SX module Personal computer
15
12 34 34
12
78
56
<==>
56 78
0
5) Example of Read Data command
When reading 2-word data from standard memory %MW1.1000 of the CPU module (CPU station No.0), request and
response commands are as shown below. (Data: %MW1.1000=WORD#16#1234, %MW1.1001=WORD#16#5678)
Request command : FF7A000011000000000000000001060002E803000200
Response command : 007A0000110000000000000000010A0002E80300020034127856