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#1124
console p2 in db6 for IrDA Framer 3 Months, 2 Weeks ago Karma: 0
Greetings,
I am following up IR DA Framer in AN152.pdf for Zilog Encore XP F6423. The example is asking to use DB6 for zilog to communicate with PC with terminal application. The problem I have that in product brief docs and other docs that shows zilog circuit schematics of its components, it does not show any information about DB6 pin layout. Please provide detail information about DB6 pin layout and its function.
Thanks.
Adam Szewczyk (User)
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#1125
Re:console p2 in db6 for IrDA Framer 3 Months, 2 Weeks ago Karma: 4
Adam,
There app note refers to a DB9 connection for communication between the PC and the Terminal application. However, there is also a debug connector, which is a 6pin header, for the ZDS II to flash and debug the firmware with the F6423 part.
The DB9 connection is shown on page 10 of 25 of app note AN0152.
The Debug connection has a pin out of:

Code:


6 pin Header:

Vcc    1       2  Reset (connect to reset circuit)
Gnd    3       4  Debug (connect Debug pin with pull up resistor)
Gnd    5       6  N/C


Tom Ormiston (Admin)
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#1128
Re:console p2 in db6 for IrDA Framer 3 Months, 2 Weeks ago Karma: 0
Dear Adam,

I think that Z8 Encore! XP F64xx Series Development Kit (Z8F6423FT020AG) is suitable for you to run the sample of AN0152. I also ran the code on the very board about a year ago. All hardware information you need will be found in the schematic page of UM0151).

The AN simply replaces serial cross cable with IrDA frames (dumb transmission). You have to implement upper layer such as IrLAP, IrLMP, TinyTP and IrCOMM (or IrOBEX) to communicate with portable devices.

Though Zilog sold the 'ZIrDA' protocol stack for Z8 Acclaim! in the past, it is not available now. One of the available stack for Z8 series is Dr. Dustin Graves's port of Pico-IrDA (Pico-IrDA for Zilog Z8 Encore! XP). The development of original Pico-IrDA stack written by BlauLogic has been suspended and author's website has gone away, however, the source code can be downloaded from a users' forum.

Pico-IrDA has many branch for improvements such as PspIrDA and so on. You'd better looking around and integrating patches to make your stack newest.

Another available resource is MicroLite IrDA written by Kea Computing Ltd. I cannot leave here a useful comment for this stack because I never tried it before. This stack only supports IrCOMM as an application layer, so you have to implement IrOBEX layer by yourself if your peer requires IrOBEX protocol for IrDA communications. In such a case, OpenOBEX may help you.

Have a nice day!
Tomohiro HARAIKAWA (User)
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