ProSoft Technology ProLinx S3964R Manual de usuario descargar pdf (Pagina 49)

Reference MVI46-S3964R ♦ SLC Platform

Siemens 3964R Protocol

ProSoft Technology, Inc. Page 49 of 74

Main Logic Loop

Upon completing the power up configuration process, the module enters an

infinite loop that performs the functions shown in the following diagram.

Call I/O Handler

Call CFG/DEBUG Port

Driver

Call Network

Slave Drivers

Call I/O Handler

Transfers data between the module and processor

(user, status, etc.)

Call Serial Port Driver

Rx and Tx buffer routines are interrupt driven. Call to

serial port routines check to see if there is any data

in the buffer, and depending on the value, will either

service the buffer or wait for more characters.

Call Network Slave Drivers

Respond to messages received.

From Power Up Logic

Backplane Data Transfer

Receive from CP

April 17, 2008

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ProSoft Technology ProLinx S3964R Manual de usuario Pagina 49