Hi.

If you want a starting point for USB devices, microchip has a MCU that is capable of low speed.
Both TI and CYPRESS have 8051 MCU capable of full speed.
Cypress has MCU´s or interface IC´s for USB2.0.

Ricardo

Carl Kopin wrote:

Steve mentioned USB - I like it. I also thought about improvements on
FEET hardware that could implement USB connection to programmer board:

1. Can anyone give me some suggestions on a starting point to design
Flash Emulation Tool for USB port to JTAG connector? I am interested
in designing the hardware. I would like to know if the USB idea is
worth-while.

2. About JTAG connector; I thought about switching from old fashion
0.1" pitch ribbon cable connectors to J45 10-pin or 8-pin network
connector and fine pitch ribbon cable or oval cable. Is it worth to
consider this? Would anyone be interested in such
improvements/changes?

I appreciate your comments.
Carl

-----Original Message-----
From: [email protected]
[mailto:[email protected]]on Behalf Of Steve
Underwood
Sent: Thursday, 13 March 2003 17:25
To: [email protected]
Subject: Re: [Mspgcc-users] gdb proxy for serial programmer?


Chris Liechti wrote:

Am 13.03.2003 21:00:43, schrieb Steve Kappel <[email protected]>:


Is there a gdb proxy for a serial-connected programmer
(MSP-PRGS430)?  (Any serial programmer cheaper than it?)


we have a serial<->jtag programmer but it does not yet talk GDB....
it should be possible to build a firmware that is compatible with
gdbproxy.
(the breakpoint and maybe single stepping would need to be
implemented
by one of our group, but flash programming and r/w registers are
possible with
the freely available info)

does somebody want to spend some time, implementing the GDB protocol
for that serial<->JTAG adapter?

Probably not. The world actually wants a USB to JTAG adaptor :-)

Regards,
Steve





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