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Lpc2000

Index last updated: 2026-04-28 23:31 UTC

Message

Re: SPI`

2006-01-10 by Gene

--- In lpc2000@yahoogroups.com, jk jlkj <njad2002@y...> wrote:
Have you reviewed the errata sheet?  There are two SPI errata.
http://www.semiconductors.philips.com/acrobat_download/erratasheets/2
214.pdf


> Hi All,
>    
>   I am facing a problem with SPI. I am  using LPC2214 in interrupt 
mode as a SLAVE, and Transmitting the data on the UART after every 
10 bytes that are received.
>   Here, the data that i get on the UART is not consistent on each 
Power up of the board. 
>   I am sometimes receiving some different data on the LPC after 
power up.
>    
>   On switching the board on & off 35 times. i got correct data 29 
times. 
>   No data at all (i.e. didnot enter the SPI ISR at all) 1 time &
>   Different data 5 times (i.e. entered theISR but the data is 
notcaptured properly) 
>    
>   Can some one help me out. I am totally clueless. It does not 
work with JTAG at all, it never enters the SPI ISR.
>    
>   Regards,
>   Jerome
>    
> 
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> 
> [Non-text portions of this message have been removed]
>

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