//! \brief Launch a copy-back session
//!
//! \param page_addr absolute recipient page address of the block
//!
//! \pre <code>nf_init()</code> should have been called before.
//!
void nfc_copy_back_conf( U32 page_addr )
{
nf_wait_busy();
nf_wr_cmd(NF_RANDOM_DATA_INPUT_CMD);
nf_wr_addr( 0 );
nf_wr_addr( 0 );
nf_wr_addr( LSB0(page_addr) );
nf_wr_addr( LSB1(page_addr) );
if ( 3==G_N_ROW_CYCLES )
{
nf_wr_addr( MSB1(page_addr) );
}
nf_wr_cmd(NF_PAGE_PROGRAM_CMD);
}
//! \brief Prepare a copy-back session
//!
//! \param page_addr absolute source page address of the block
//!
//! \pre <code>nf_init()</code> should have been called before.
//!
void nf_copy_back_init( U32 page_addr )
{
nf_wait_busy();
nf_wr_cmd(NF_READ_CMD);
nf_wr_addr( 0 );
nf_wr_addr( 0 );
nf_wr_addr( LSB0(page_addr) );
nf_wr_addr( LSB1(page_addr) );
if ( 3==G_N_ROW_CYCLES )
{
nf_wr_addr( MSB1(page_addr) );
}
nf_wr_cmd(NF_COPY_BACK_CMD);
nf_wait_busy();
}
void cdc_set_line_coding (void)
{
Usb_ack_setup_received_free();
while(!Is_usb_control_out_received());
Usb_reset_endpoint_fifo_access(EP_CONTROL);
LSB0(line_coding.dwDTERate) = Usb_read_endpoint_data(EP_CONTROL, 8);
LSB1(line_coding.dwDTERate) = Usb_read_endpoint_data(EP_CONTROL, 8);
LSB2(line_coding.dwDTERate) = Usb_read_endpoint_data(EP_CONTROL, 8);
LSB3(line_coding.dwDTERate) = Usb_read_endpoint_data(EP_CONTROL, 8);
line_coding.bCharFormat = Usb_read_endpoint_data(EP_CONTROL, 8);
line_coding.bParityType = Usb_read_endpoint_data(EP_CONTROL, 8);
line_coding.bDataBits = Usb_read_endpoint_data(EP_CONTROL, 8);
Usb_ack_control_out_received_free();
Usb_ack_control_in_ready_send();
while (!Is_usb_control_in_ready());
// Set the baudrate of the USART
{
static usart_options_t dbg_usart_options;
uint32_t stopbits, parity;
if ( line_coding.bCharFormat==0 ) stopbits = USART_1_STOPBIT;
else if( line_coding.bCharFormat==1 ) stopbits = USART_1_5_STOPBITS;
else stopbits = USART_2_STOPBITS;
if ( line_coding.bParityType==0 ) parity = USART_NO_PARITY;
else if( line_coding.bParityType==1 ) parity = USART_ODD_PARITY;
else if( line_coding.bParityType==2 ) parity = USART_EVEN_PARITY;
else if( line_coding.bParityType==3 ) parity = USART_MARK_PARITY;
else parity = USART_SPACE_PARITY;
// Options for debug USART.
dbg_usart_options.baudrate = line_coding.dwDTERate;
dbg_usart_options.charlength = line_coding.bDataBits;
dbg_usart_options.paritytype = parity;
dbg_usart_options.stopbits = stopbits;
dbg_usart_options.channelmode = USART_NORMAL_CHMODE;
// Initialize it in RS232 mode.
usart_init_rs232(DBG_USART, &dbg_usart_options, pcl_freq_param.pba_f);
// Enable Rx interrupts
DBG_USART->ier = AVR32_USART_IER_RXRDY_MASK;
}
}
//! cdc_set_line_coding.
//!
//! @brief This function manages reception of line coding parameters (baudrate...).
//!
void cdc_set_line_coding (void)
{
Usb_ack_receive_setup();
while (!(Is_usb_receive_out()));
LSB0(line_coding.dwDTERate) = Usb_read_byte();
LSB1(line_coding.dwDTERate) = Usb_read_byte();
LSB2(line_coding.dwDTERate) = Usb_read_byte();
LSB3(line_coding.dwDTERate) = Usb_read_byte();
line_coding.bCharFormat = Usb_read_byte();
line_coding.bParityType = Usb_read_byte();
line_coding.bDataBits = Usb_read_byte();
Usb_ack_receive_out();
Usb_send_control_in(); // send a ZLP for STATUS phase
while(!(Is_usb_read_control_enabled()));
}
//! \brief Erases a block.
//!
//! The erase will be done only if the block is not bad
//!
//! \param page_addr absolute page address of the block
//! \param force_erase true forces erasing, false erases the block (if not bad)
//!
//! \pre <code>nf_init()</code> should have been called before.
//! The device which holds the block to delete should have been selected
//! before with <code>nf_select( id )</code>.
//!
void nf_erase_block( U32 page_addr, U8 force_erase )
{
if( false==force_erase )
{
nf_open_page_read( page_addr, NF_SPARE_POS + G_OFST_BLK_STATUS );
if( (nf_rd_data()!=0xFF) ) return; // The block is bad. We can not erase it
}
nf_wait_busy();
nf_wr_cmd(NF_BLOCK_ERASE_CMD); // Auto Block Erase Setup
nf_wr_addr( LSB0(page_addr) );
nf_wr_addr( LSB1(page_addr) );
if ( 3==G_N_ROW_CYCLES )
{
nf_wr_addr( MSB1(page_addr) );
}
nf_wr_cmd(NF_BLOCK_ERASE_CONFIRM_CMD); // Erase command
}
//! cdc_get_line_coding.
//!
//! @brief This function manages reception of line coding parameters (baudrate...).
//!
void cdc_get_line_coding(void)
{
Usb_ack_receive_setup();
Usb_write_byte(LSB0(line_coding.dwDTERate));
Usb_write_byte(LSB1(line_coding.dwDTERate));
Usb_write_byte(LSB2(line_coding.dwDTERate));
Usb_write_byte(LSB3(line_coding.dwDTERate));
Usb_write_byte(line_coding.bCharFormat);
Usb_write_byte(line_coding.bParityType);
Usb_write_byte(line_coding.bDataBits);
Usb_send_control_in();
while(!(Is_usb_read_control_enabled()));
//Usb_clear_tx_complete();
while(!Is_usb_receive_out());
Usb_ack_receive_out();
}
void cdc_get_line_coding(void)
{
Usb_ack_setup_received_free();
Usb_reset_endpoint_fifo_access(EP_CONTROL);
Usb_write_endpoint_data(EP_CONTROL, 8, LSB0(line_coding.dwDTERate));
Usb_write_endpoint_data(EP_CONTROL, 8, LSB1(line_coding.dwDTERate));
Usb_write_endpoint_data(EP_CONTROL, 8, LSB2(line_coding.dwDTERate));
Usb_write_endpoint_data(EP_CONTROL, 8, LSB3(line_coding.dwDTERate));
Usb_write_endpoint_data(EP_CONTROL, 8, line_coding.bCharFormat);
Usb_write_endpoint_data(EP_CONTROL, 8, line_coding.bParityType);
Usb_write_endpoint_data(EP_CONTROL, 8, line_coding.bDataBits );
Usb_ack_control_in_ready_send();
while (!Is_usb_control_in_ready());
while(!Is_usb_control_out_received());
Usb_ack_control_out_received_free();
}
void audio_speaker_set_sample_freq(void)
{
uint32_t sample_freq=0;
Usb_ack_setup_received_free();
while(!Is_usb_control_out_received())
{
TASKS_SCHEDULE();
}
Usb_reset_endpoint_fifo_access(EP_CONTROL);
LSB0(sample_freq)=Usb_read_endpoint_data(EP_CONTROL, 8);
LSB1(sample_freq)=Usb_read_endpoint_data(EP_CONTROL, 8);
LSB2(sample_freq)=Usb_read_endpoint_data(EP_CONTROL, 8);
Usb_ack_control_out_received_free();
Usb_ack_control_in_ready_send(); // send a ZLP
while (!Is_usb_control_in_ready())
{
TASKS_SCHEDULE();
}
#if (defined BOARD) && (BOARD==EVK1105) && (defined DEFAULT_DACS) && (DEFAULT_DACS==AUDIO_MIXER_DAC_AIC23B)
// Disable microphone callback interrupt in order for the flush to not be blocked.
// TODO: audio_mixer_dacs_flush_direct flushes Rx and Tw part of the DAC.
// Should we separate them? Here, we want to flash the output only.
device_audio_disable_microphone();
#endif
audio_mixer_dacs_flush_direct(false);
usb_stream_init(
sample_freq
, 2
, 16
, false
);
#if (defined BOARD) && (BOARD==EVK1105) && (defined DEFAULT_DACS) && (DEFAULT_DACS==AUDIO_MIXER_DAC_AIC23B)
// Enable microphone call back interrupts.
device_audio_enable_microphone();
#endif
}