Hitachi EH-150 Applications Manual page 133

3] Read system software version (subcommand H02)
H10
(a) (b)
(a) Response task code (H00 when executed normally)
(b) Version (4 digit BCD)
This is the version of the system software (ROM) for CPU.
4] Read error code (subcommand H03)
H10
(a) (b)
(a) Response task code (H00 when executed normally)
(b) CPU error code (2 digit hexadecimal)
This is the same code as the contents of special internal output WRF000.
5] Read CPU name (subcommand H04)
H10
(a) (b)
(a) Response task code (H00 when executed normally)
(b) CPU name (16 ASCII-code characters)
If it is less than 16 characters, Null (H20) are added until 16 characters are reached.
Appendix B Task Codes Specifications
B-8