Check your appconfig.h and if you need more than 8 bytes, say 20, then
you
need to add buffer length as follows,
#define SCI0_SEND_BUFFER_LENGTH 20
#define SCI0_RECEIVE_BUFFER_LENGTH 20
JS
> -----Original Message-----
> From: skyforme@skyf... [SMTP:skyforme@skyf...]
> Sent: Friday, April 15, 2005 8:53 PM
> To: motoroladsp@moto...
> Subject: [motoroladsp] DSP 56F807 EVM SCI sending byte.
>
> Hello..
>
> I am start to woking with DSP EVM with flash app.
>
> I want to send more than 8 bytes at once but my teminal just showed 8
bytes.
> For example if I send "abcdefghi" then, my terminal just printed
out "abcdedfg".
>
> Is there any data limit for the flash app?
> Or is there any problem to the my code?
>
> Here's my code
>
> void write_string(char *f)
> {
> char tx_char;
> int i;
> int nf;
>
> nf = strlen(f);
>
> tx_cnt = 0;
> for(i=0;i<nf;i++)
> {
> tx_char = f[i];
> tx_buffer[tx_cnt++]=tx_char;
> }
>
> write(SCI0,tx_buffer,tx_cnt);
> }
>
> void main(void)
> {
> UWord16 SciReadLength;
> sci_sConfig SciConfig;
>
> int i;
>
> SciConfig.SciCntl = SCI_CNTL_WORD_8BIT | SCI_CNTL_PARITY_NONE;// |
SCI_CNTL_LOOP_NO;
> SciConfig.SciHiBit = SCI_HIBIT_0;
> SciConfig.BaudRate = SCI_BAUD_115200;
>
> SCI0 = open(BSP_DEVICE_NAME_SCI_0, O_RDWR | O_NONBLOCK, &SciConfig);
>
> if (SCI0 == -1)
> {
> assert(!"Open/sci0 device failed.");
> }
>
> // Set the data format for 8bit charaters
> //and clear the read and write buffers
> ioctl (SCI0,SCI_DATAFORMAT_EIGHTBITCHARS,NULL);
>
> //Set the Receive Transmit and Exception Callback functions
> ioctl (SCI0,SCI_CALLBACK_RX, sciRxCallBack);
> //ioctl (SCI0,SCI_CALLBACK_TX, sciTxCallBack);
> ioctl (SCI0,SCI_CALLBACK_EXCEPTION, sciExceptionCallBack);
>
> //The SCI Rx CallBack function will be called by the SCI driver after
one
> // charater is received by setting the read lenght to 1
> SciReadLength = 1;
> ioctl(SCI0, SCI_SET_READ_LENGTH, &SciReadLength);
>
> //wait for data to be received
> //Use hyperterminal to send charaters that will be echoed back by the
> //Receive CallBack Function
>
> write_string("START!");
>
> count = 0;
>
> while(1)
> {
>
> write_string("abcdefghijk");
> for (i = 0; i <5000; i++);
> }
>
> return;
> }
>
> Best
> Myunghee Kim
> * To <http://docs.yahoo.com/info/terms/>.
>