xdata problem with ds5250?

now I am using ds5250 to do RSA algorithm. I have 512k externel SRAM. and the off-chip code memory start:0x00000 size:0x40000 off-chip xdata memory start:0x0400 size:0x1000 start:0x40000 size:0x40000...
xdata problem with ds5250?

now I am using ds5250 to do RSA algorithm. I have 512k externel SRAM. and the off-chip code memory start:0x00000 size:0x40000 off-chip xdata memory start:0x0400 size:0x1000 start:0x40000 size:0x40000...
SPI Interrupt service routine problem

Hi, I am using ARM7 Lpc 2148. For a slave receive function in SPI, i am using ISR to get the data from Master . When i used in polling method i got the data from master, slave can receive all the data...
problem with interrupt service routine

Hi, I'm beginner in software-develop for µcontroller and i have a question to programm ISR: I can initialise the UART for writing data, but I want to observe incoming data. For that I need an ISR...
SPI Interrupt service routine problem

Hi, I am using ARM7 Lpc 2148. For a slave receive function in SPI, i am using ISR to get the data from Master . When i used in polling method i got the data from master, slave can receive all the data...