3.2.5 Slot for storage media
In this slot you can insert the following storage media:
n
VSD -
V
IPA
SD
-Card
–
External memory card for programs and firmware.
n
VSC -
V
IPA
S
et
C
ard
–
External memory card (VSD) for programs and firmware with the possibility to
unlock optional functions like work memory and field bus interfaces.
–
These functions can be purchased separately.
storage media - VSD, VSC’ on page 79
–
To activate the corresponding card is to be installed and a
Overall reset
is to be
Chapter 4.12 ‘Overall reset’ on page 75
A list of the currently available VSD respectively VSC can be found at
www.vipa.com
3.2.6 Buffering mechanisms
The CPU has a capacitor-based mechanism to buffer the internal clock in case of power
failure for max. 30 days. With PowerOFF the content of the RAM is automatically stored
in the Flash (NVRAM).
CAUTION!
Please connect the CPU for approximately 1 hour to the power supply, so
that the internal buffering mechanism is loaded accordingly.
In case of failure of the buffer mechanism Date and Time 01.09.2009
00:00:00 set. Additionally, you receive a diagnostics message.
4.19 ‘Diagnostic entries’ on page 85
3.2.7 Operating mode switch
n
With the operating mode switch you may switch the CPU between STOP and RUN.
n
During the transition from STOP to RUN the operating mode START-UP is driven by
the CPU.
n
Placing the switch to MR (
M
emory
R
eset), you request an overall reset with following
load from memory card, if a project there exists.
Overview
General
VIPA System MICRO
Hardware description
Structure > Operating mode switch
HB400 | CPU | M13-CCF0000 | en | 16-47
42