Beckhoff CX1100-000x Manual de usuario descargar pdf (Pagina 36)

Product overview

34 Embedded PC

Architecture of power supply CX1100-0003

This power supply features, except for power supply, the following functions:

1. Display 2 x 16 characters

2. 4+1 navigation switch

3. Non Volatile RAM

4. K-bus connections

5. IP-Link bus connection

These functions are managed by the control program via the PC104 bus. The structure of the CX1100-0003 is shown

in the following figure:

This power supply unit features the basic functions. These functions are described in the architecture overview.

Further the k-bus is supported. This interface is described in the architecture of the CX1100-0002 unit. This unit also

features the access to the IP-Link bus. A fiber optics ring can be connected to the power supply The access is

realized by a 4 KB dual-ported RAM. A microcontroller (80C165) manages the data transfer to the IP-Link-bus. The

DPRAM is accessed by the CPU (via PC104 bus) and the microcontroller. The following figure shows the memory

setup of the DPRAM:

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Beckhoff CX1100-000x Manual de usuario Pagina 36