A-6 function code (param04), Data address (param05) – Yaskawa MP900 Series MPLOGGER User Manual
Page 121
Appendix A
A.1.3 Parameter Details
A-6
Function Code (PARAM04)
Outputs the received function code.
*
×
: No output,
{
: Output.
Note: 1. In master control, the transceiver register must be MW(MB).
2. In slave control, the coils, holding registers, input relays, and input registers correspond to
MB, MW, IB, and IW, respectively.
Data Address (PARAM05)
Outputs the data address requested from the transmitter.
Function Code
Description
Expansion
MEMOBUS
Protocol
＊
MEMOBUS
Protocol
＊
00H
Not used.
Ч
Ч
01H
Read Coil Status
{
{
02H
Read Input Relay Status
{
{
03H
Read Content of Holding Register
{
{
04H
Read Content of Input Register
{
{
05H
Change Status of Single Coil
{
{
06H
Write to Single Holding Register
{
{
07H
Not used.
Ч
Ч
08H
Loopback Test
{
{
09H
Read Content of Holding Register (Expansion)
{
×
0AH
Read Content of Input Register (Expansion)
{
×
0BH
Write to Holding Register (Expansion)
{
×
0CH
Not used.
Ч
Ч
0DH
Discontinuous Reading of Holding Registers
(Expansion)
{
×
0EH
Discontinuous Writing to Holding Registers
(Expansion)
{
×
0FH
Change Multiple Coil Statuses
{
{
10H
Write to Multiple Holding Registers
{
{
11H to 20H
Not used.
Ч
Ч
21H to 30H
Reserved for system.
Ч
Ч
31H
MELSEC Fixed Buffer Communications
{
×
32H
MELSEC Random Buffer Read
{
×
33H
MELSEC Random Buffer Write
{
×
34H to 3FH
Reserved for system.
Ч
Ч
40H to 4FH
Reserved for system.
Ч
Ч
50H and higher
Not used
Ч
Ч