MITSUBISHI ELECTRIC MR-J2S- CL - Manual (Page 331)

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15. COMMUNICATION FUNCTIONS
(3) General-purpose register (Rx) write
Write the value of the general-purpose register (Rx).
Write the value within the setting range. Refer to Section 4.2.2 (1) for the setting range.
Transmit command [B][9], the data No., and setting value. Data to be written is hexadecimal.
Data is transferred in hexadecimal.
Decimal point position
0: No decimal point
1: Lower first digit
2: Lower second digit
3: Lower third digit
4: Lower forth digit
5: Lower fifth digit
Write mode
0: Write to EEP-ROM
3: Write to RAM
When the parameter data is changed frequently through communication,
set "3" to the write mode to change only the RAM data in the servo amplifier.
When changing data frequently (once or more within one hour),
do not write it to the EEP-ROM.
(4) General-purpose register (Dx) write
Write the value of the general-purpose register (Dx) to the RAM.
Write the value within the setting range. Refer to Section 4.2.2 (1) for the setting range.
Transmit command [B][A], the data No., and setting value. Data to be written is hexadecimal.
Data is transferred in hexadecimal.