State Machine - Agilent Technologies TMP Profibus Gateway Manual De Instrucciones

18
Technical Information

State Machine

State Machine

From the software point of view, the interface can be seen as two
devices (one for ProfiBus and the other for RS-485) linked together.
Each device has its own state machine to manage the device
operation.
Profibus state machine
Power-on
WAIT_PRM
WAIT_CFG
DATA_EXCH
Figure 6
158/178
State Machine
TMP Profibus Gateway User Manual / 87-900-976-01 (F)
RS485 state machine
Power-on
SRC_ADDR
IDENTIFY
DATA_EXCH