void WizFi250SpiDrv::spi_senddata(uint8_t *send_data, uint32_t send_length, uint8_t *recv_data, uint32_t *recv_length)
{
uint32_t i = 0;
uint8_t spi_recv_byte;
uint8_t spi_valid_data = 0;
char temp_buff[50];
(*recv_length) = 0;
if ( send_length > MAX_SPI_BUFSIZE )
{
strcpy_P( temp_buff, (char*)pgm_read_word(&debug_str_table[DBG_START_MSG]) );
DBG(temp_buff);
strcpy_P( temp_buff, (char*)pgm_read_word(&debug_str_table[DBG_ERROR_DATA_SIZE_TOO_BIG]) );
DBG_LN(temp_buff);
return;
}
for ( i=0; i<send_length; i++ )
{
spi_recv_byte = wizspi_byte((uint8_t)send_data[i], 1, 1, 1, m_spi_debug_level);
process_esc_code(&spi_recv_byte, &spi_valid_data);
if ( spi_valid_data == 1 )
{
recv_data[(*recv_length)] = spi_recv_byte;
(*recv_length)++;
}
}
while(1)
{
if ( digitalRead(m_WizFi250_DataReady) == HIGH )
{
spi_recv_byte = wizspi_byte((uint8_t)SPI_NULL, 1, 1, 1, m_spi_debug_level);
process_esc_code(&spi_recv_byte, &spi_valid_data);
if ( spi_valid_data == 1 )
{
recv_data[(*recv_length)] = spi_recv_byte;
(*recv_length)++;
}
}
else
break;
}
}
uint8_t WizFi250SpiDrv::read(void)
{
uint8_t spi_recv_byte;
spi_recv_byte = wizspi_byte((uint8_t)SPI_NULL, 1, 1, 1, m_spi_debug_level);
// 20140123 Test
//Serial.print((char)spi_recv_byte);
return spi_recv_byte;
}
uint8_t WizFi250SpiDrv::write(uint8_t ch)
{
uint8_t retval, spi_valid_data = 0;
// if(m_spi_free_buf_size == 10)
// {
// retval = wizspi_byte((uint8_t)SPI_ESC, 1, 1, 1, m_spi_debug_level);
// process_esc_code(&retval, &spi_valid_data);
// storeByteToSPIBuf(retval);
//
// retval = wizspi_byte((uint8_t)SPI_XOFF, 1, 1, 1, m_spi_debug_level);
// process_esc_code(&retval, &spi_valid_data);
// storeByteToSPIBuf(retval);
// }
// else if(m_spi_free_buf_size == MAX_SPI_BUFSIZE)
// {
// retval = wizspi_byte((uint8_t)SPI_ESC, 1, 1, 1, m_spi_debug_level);
// process_esc_code(&retval, &spi_valid_data);
// storeByteToSPIBuf(retval);
//
// retval = wizspi_byte((uint8_t)SPI_XON, 1, 1, 1, m_spi_debug_level);
// process_esc_code(&retval, &spi_valid_data);
// storeByteToSPIBuf(retval);
// }
retval = wizspi_byte((uint8_t)ch, 1, 1, 1, m_spi_debug_level);
process_esc_code(&retval, &spi_valid_data);
if(spi_valid_data == 1)
{
// 20140123 Test
//Serial.print((char)retval);
storeByteToSPIBuf(retval);
}
return 1;
}
void WizFi250SpiDrv::process_esc_code (uint8_t *spi_recv, uint8_t *valid_data)
{
char temp_buff[50];
static uint8_t esc_mode = 0;
static uint8_t esc2_mode = 0;
uint8_t spi2_recv = 0;
(*valid_data) = 0;
if( (*spi_recv) == SPI_NULL ) { return; }
if( (*spi_recv) == SPI_ESC ) { esc_mode = 1; return; }
if( esc_mode == 1 )
{
esc_mode = 0;
switch((*spi_recv))
{
case SPI_F0: // Press 'F0' to upper
(*valid_data) = 1;
(*spi_recv) = SPI_NULL;
break;
case SPI_F1: // Press 'F1' to upper
(*valid_data) = 1;
(*spi_recv) = SPI_ESC;
break;
case SPI_SYNC: // Handle Sync Signal
(*spi_recv) = wizspi_byte((uint8_t)SPI_ESC, 1, 1, 1, m_spi_debug_level);
if ( (*spi_recv) != SPI_NULL )
{
strcpy_P( temp_buff, (char*)pgm_read_word(&debug_str_table[DBG_START_MSG]) );
DBG(temp_buff);
strcpy_P( temp_buff, (char*)pgm_read_word(&debug_str_table[DBG_NEED_SPI_NULL]) );
DBG_LN(temp_buff);
}
(*spi_recv) = wizspi_byte((uint8_t)SPI_SYNC, 1, 1, 1, m_spi_debug_level);
break;
case SPI_XON: // Handle Oon Signal
break;
case SPI_XOFF: // Handle Xoff Signal
{
uint8_t found_xon = 0;
while(1)
{
delay(10);
spi2_recv = wizspi_byte((uint8_t)SPI_NULL, 1, 1, 1, m_spi_debug_level);
if ( spi2_recv == SPI_NULL ) { continue; }
if ( spi2_recv == SPI_ESC ) { esc2_mode = 1; return; }
if ( esc2_mode == 1 )
{
esc2_mode = 0;
switch(spi2_recv)
{
case SPI_XON: // Handle Xon Signal
found_xon = 1;
break;
default:
break;
}
}
if ( found_xon == 1 ) break;
}
}
case SPI_ERR: // Handle Error Signal
break;
case SPI_ESC: // Lost ESC Data
esc_mode = 1; // Just Ignore previous ESC
break;
default:
break;
}
}
else
{
(*valid_data) = 1;
}
}
uint8 IINCHIP_SpiSendData(uint8 dat)
{
//return(SPI1_SendByte(dat));
//return(SPI2_SendByte(dat));
return(wizspi_byte(WIZ_SPI2, dat));
}
uint8 IINCHIP_SpiSendData(uint8 dat)
{
return(wizspi_byte(WIZ_SPI1, dat));
}
