UPD72042BGT NEC [NEC], UPD72042BGT Datasheet - Page 67

• Manufacturer Part Number: UPD72042BGT
• Description: LSI DEVICE FOR Inter Equipment Bus (IEBus) PROTOCOL CONTROL
• Manufacturer: NEC [NEC]

6. EXAMPLE MICROCOMPUTER PROCESSING FLOW
The main parts of this example processing flow are the following two routines:
• Main routine
• Interrupt routine
Performs processing based on the communication flags set by the interrupt routine.
Sets the communication flags by reading the statuses of the PD72042B upon the issue of an interrupt request.
This chapter provides an example of the processing flow for controlling the PD72042B from the microcomputer.
Data Sheet S13990EJ3V0DS
PD72042B
67