read/write [...] the reading and writing [...] Read Only or Read/Write

Access type RW : Read/Write [...] : Read/Write per [...] ). RWR : Read/Write

Access type RW : Read/Write [...] Only RWW : Read/Write [...] ). RWR : Read/Write

: Read/Write RO : Read Only WO : Write Only RWW : Read/Write

of the device, you can read [...] DrvJ1939 library. DM1_Read DM2_Read DM1_Write DM2_Write