/*
* Send data to SDI pin - for SSI0 ();
* Description: send data on one of the channel of POT. Channel value vary from 0 to 3. Data will be 8-bit value
*
*/
void sendto_Dpot(uint8_t channel,uint8_t data)
{
if (channel <= 3)
{
GPIOPinWrite(GPIO_PORTA_BASE,GPIO_PIN_3,0); // set CS pin low before sending bit
spi_senddata((channel%4),data);
GPIOPinWrite(GPIO_PORTA_BASE,GPIO_PIN_3,8); // set CS pin high before sending bit
}
else if (channel >=4 && channel <= 7)
{
// To Do -- select pin on which CS of second IC is connect
GPIOPinWrite(GPIO_PORTA_BASE,GPIO_PIN_7,0); // set CS pin low before sending bit
spi_senddata((channel%4),data);
GPIOPinWrite(GPIO_PORTA_BASE,GPIO_PIN_7,128); // set CS pin high before sending bit
}
else if (channel >=8 && channel <= 11)
{
// To Do -- select pin on which CS of third IC is connect
//GPIOPinWrite(GPIO_PORTA_BASE,GPIO_PIN_3,0); // set CS pin low before sending bit
spi_senddata((channel%4),data);
//GPIOPinWrite(GPIO_PORTA_BASE,GPIO_PIN_3,8); // set CS pin high before sending bit
}
}
uint8_t WizFi250SpiDrv::sendCommand(const char *send_command, uint8_t cr_lf, uint8_t debug_print )
{
uint8_t nResult = RET_OK;
uint32_t temp_length_spi_received = 0;
char crlf_string[3];
char temp_buff[50];
// clear spi rx buffer
memset(m_spi_rx_buffer, 0, MAX_SPI_BUFSIZE);
m_spi_rx_length = 0;
// Send Command
spi_senddata((uint8_t*) send_command, strlen(send_command), m_spi_rx_buffer, &m_spi_rx_length);
m_spi_rx_length = m_spi_rx_length + temp_length_spi_received;
// Send CR, LF
if ( cr_lf == 1 ) strcpy(crlf_string, "\r");
else if ( cr_lf == 2 ) strcpy(crlf_string, "\n");
else if ( cr_lf == 3 ) strcpy(crlf_string, "\r\n");
if ( cr_lf == 1 || cr_lf == 2 || cr_lf == 3 )
{
spi_senddata((uint8_t*)crlf_string, strlen(crlf_string), (m_spi_rx_buffer+m_spi_rx_length), &temp_length_spi_received);
m_spi_rx_length = m_spi_rx_length + temp_length_spi_received;
}
if ( debug_print <= 4 )
{
strcpy_P( temp_buff, (char*)pgm_read_word(&debug_str_table[DBG_SPI_SEND]) );
DBG_LN(temp_buff);
DBG_LN(send_command);
strcpy_P( temp_buff, (char*)pgm_read_word(&debug_str_table[DBG_SPI_END]) );
DBG_LN(temp_buff);
}
return nResult;
}
uint8_t WizFi250SpiDrv::waitResponse(uint32_t check_delay, uint32_t check_count, char*str_find1, char* str_find2, uint8_t debug_print )
{
uint32_t i;
uint32_t temp_length_spi_received = 0;
uint8_t is_found1=0, is_found2=0;
char temp_buff[50];
if ( str_find1 == 0 ) is_found1 = 1;
if ( str_find2 == 0 ) is_found2 = 1;
for (i=0; i<check_count; i++)
{
delay(check_delay);
spi_senddata(0, 0, (m_spi_rx_buffer+m_spi_rx_length), &temp_length_spi_received);
m_spi_rx_length = m_spi_rx_length + temp_length_spi_received;
if ( is_found1 == 0 )
{
if ( strstr((char*)m_spi_rx_buffer, str_find1) ) is_found1 = 1;
}
if ( is_found2 == 0 )
{
if ( strstr((char*)m_spi_rx_buffer, str_find2) ) is_found2 = 1;
}
if ( is_found1 && is_found2 ) break;
}
if ( !(is_found1 && is_found2) )
{
if(debug_print <= 4)
{
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_NOT_FOUND_SUCCESS_STRING]) );
DBG_LN(temp_buff);
}
return SPI_TIMEOUT;
}
return SPI_SUCCESS;
}
