Programm ISP p89LPC935

I have problems when i program my device. I only can program once, the next intent the devices don't respond. The signal of RST is correct, and i don't understand where is the problem.
Programm ISP p89LPC935

I have problems when i program my device. I only can program once, the next intent the devices don't respond. The signal of RST is correct, and i don't understand where is the problem.
P89LPC935 uP wanted urgently

Hi, I am looking to buy P89LPC935 uP chips, if you have some please can you contact me at norfolkomers@hotmail.com many thanks Gary
P89LPC935 uP wanted urgently

Hi, I am looking to buy P89LPC935 uP chips, if you have some please can you contact me at norfolkomers@hotmail.com many thanks Gary
Startup code / xdata init P89LPC935

In the "options for target" dialog box on the "Target" tab (uVision IDE) there is a check box called "Use On-chip XRAM...". When looking at the help file for this it says: Use On-chip XRAM (0x0...