Power
supply
connector
+
Note:
Due to low power consumption of 844USB in inactive state, it doesn't require power
switch
.
When the power LED indicator glows with a low intensity the 844USB is in inactive
mode.
Connecting 844USB to PC
For 844USB order of connecting USB cable and power supply to programmer is irrelevant.
Problems related to the 844USB
PC interconnection, and their
removing
If you have any problems with 844USB
PC interconnection, see section
Common notes
please.
Manipulation with the programmed device
After selection of desired device for your work, you can insert into the open ZIF socket (the
lever is up) and close socket (the lever is down). The correct orientation of the programmed
device in ZIF socket is shown on the picture near ZIF socket on the programmer's cover. The
programmed device is necessary to insert into the socket also to remove from the socket
when LED BUSY light off.
Warning:
844USB programmer hasn’t protection devices, which protect the content of
programmed device against critical situations, for example power failures and PC failure
(interrupted cable...). Moreover, a device is usually destroyed in the programming mode due
to forced interruption of the control program run (Reset or switching the computer off) due to
removing the connecting cable, or unplugging the programmed device from the ZIF socket.
Incorrectly placed device in the ZIF socket can cause its damage or destruction.
In-system serial programming by 844USB
For general definition, recommendation and direction about ISP see section
Common notes
/ ISP
please.
44
Summary of Contents for 844USB
Page 7: ...Introduction 7 ...
Page 12: ...Quick Start 12 ...
Page 15: ...Detailed description 15 ...
Page 16: ...859 16 ...
Page 28: ...866B 28 ...
Page 41: ...844USB 41 ...
Page 50: ...848A 50 ...
Page 56: ...Setup 56 ...
Page 67: ...Pg4uw 67 ...
Page 117: ...Pg4uwMC 117 ...
Page 127: ...Common notes 127 ...
Page 134: ...Troubleshooting and warranty 134 ...