VZTECH / Mbed 2 deprecated main_src

Modularizando o src

Dependencies:   EALib EthernetInterface_vz mbed-rtos mbed

Fork of header_main_colinas_V0-20-09-14 by VZTECH

parallelcpld.cpp@99:e80850c51106, 2015-01-19 (annotated)

Committer:
klauss
Date:
Mon Jan 19 18:00:42 2015 +0000
Revision:
99:e80850c51106
Parent:
97:8985817e8847
Child:
100:09a23fcd3bdf
wip header cb tx delay

Who changed what in which revision?

UserRevisionLine numberNew contents of line
klauss 0:4d17cd9c8f9d 1 #include "parallelcpld.h"
klauss 0:4d17cd9c8f9d 2
klauss 74:81c47fff88a5 3 DigitalOut data0(p30); //LSB
klauss 74:81c47fff88a5 4 DigitalOut data1(p31);
klauss 74:81c47fff88a5 5 DigitalOut data2(p32);
klauss 74:81c47fff88a5 6 DigitalOut data3(p33);
klauss 74:81c47fff88a5 7 DigitalOut data4(p34);
klauss 74:81c47fff88a5 8 DigitalOut data5(p37);
klauss 74:81c47fff88a5 9 DigitalOut data6(p38);
klauss 74:81c47fff88a5 10 DigitalOut data7(p39); //MSB
klauss 74:81c47fff88a5 11
klauss 74:81c47fff88a5 12 DigitalOut DataReady(p11);
klauss 74:81c47fff88a5 13 ///<IO 27
klauss 74:81c47fff88a5 14
klauss 74:81c47fff88a5 15 uint8_t cb_tx_buffer[ __CB_BUFFER_SIZE__ ];
klauss 74:81c47fff88a5 16
klauss 74:81c47fff88a5 17 uint8_t TXBuffer[ __CB_BUFFER_SIZE__ ];
klauss 74:81c47fff88a5 18
klauss 72:895ca792c647 19 uint8_t tx_clear = 1;
klauss 0:4d17cd9c8f9d 20
klauss 74:81c47fff88a5 21 ring_buffer * rb = ring_buffer_init( NULL );
klauss 74:81c47fff88a5 22 ring_buffer test;
klauss 74:81c47fff88a5 23
klauss 99:e80850c51106 24 Timer delay_to_send_to_cbx;
klauss 99:e80850c51106 25
klauss 72:895ca792c647 26 // Print a variable using parallel protocol
klauss 72:895ca792c647 27 void parallel_write( uint8_t data ){
klauss 72:895ca792c647 28 data0 = BIT0&(data);
klauss 72:895ca792c647 29 data1 = BIT1&(data);
klauss 72:895ca792c647 30 data2 = BIT2&(data);
klauss 72:895ca792c647 31 data3 = BIT3&(data);
klauss 72:895ca792c647 32 data4 = BIT4&(data);
klauss 72:895ca792c647 33 data5 = BIT5&(data);
klauss 72:895ca792c647 34 data6 = BIT6&(data);
klauss 72:895ca792c647 35 data7 = BIT7&(data);
klauss 0:4d17cd9c8f9d 36 }
klauss 0:4d17cd9c8f9d 37
klauss 72:895ca792c647 38 // Needs: function parallel_write/ Global variables: TXBuffer, tx_clear / Configuration extern interrupt
klauss 74:81c47fff88a5 39 void send2callboxes( uint8_t * buffer ){
klauss 99:e80850c51106 40 static bool once = true;
klauss 99:e80850c51106 41 if( once ){
klauss 99:e80850c51106 42 delay_to_send_to_cbx.start();
klauss 99:e80850c51106 43 once = false;
klauss 99:e80850c51106 44 }
klauss 99:e80850c51106 45
klauss 99:e80850c51106 46 if( delay_to_send_to_cbx.read_ms() < 7 ){
klauss 99:e80850c51106 47 droped_pkg_to_cb++;
klauss 99:e80850c51106 48 uint8_t ret = ring_buffer_add( rb, buffer );
klauss 81:3656f00ab3db 49
klauss 99:e80850c51106 50 if( ret == 0x01 ) if( dparallel ){
klauss 99:e80850c51106 51 debug_msg("Error: Ring buffer fully charged");
klauss 99:e80850c51106 52 if( debug_fw ){
klauss 99:e80850c51106 53 uint16_t ext = ( ( uint16_t )buffer[ 0 ] ) << 8 | buffer[ 1 ];
klauss 99:e80850c51106 54 uint16_t port = ( ( uint16_t )buffer[ 2 ] ) << 8 | buffer[ 3 ];
klauss 99:e80850c51106 55 fw_cbx_pkg( ext, port, ( char *)buffer );
klauss 81:3656f00ab3db 56 }
klauss 81:3656f00ab3db 57 }
klauss 74:81c47fff88a5 58
klauss 92:92df17f538a8 59 if( ret == 0x00 ) if( dparallel ) debug_msg("Success : package queued -- on queue %u", rb->size );
klauss 99:e80850c51106 60 } else {
klauss 99:e80850c51106 61
klauss 99:e80850c51106 62 delay_to_send_to_cbx.reset();
klauss 99:e80850c51106 63
klauss 99:e80850c51106 64 if( tx_clear == 1 ){
klauss 99:e80850c51106 65 tx_clear = 0;
klauss 99:e80850c51106 66 xmemcpy( TXBuffer, buffer, __CB_BUFFER_SIZE__ );
klauss 99:e80850c51106 67 // Send the first position of TXBuffer first
klauss 99:e80850c51106 68 parallel_write( TXBuffer[ 0 ] );
klauss 99:e80850c51106 69 DataReady = 1;
klauss 99:e80850c51106 70 xmemcpy( cb_tx_buffer, buffer, __CB_BUFFER_SIZE__ );
klauss 99:e80850c51106 71 cpld_pkg_tx_counter++;
klauss 99:e80850c51106 72
klauss 99:e80850c51106 73 uint16_t ext = ( ( uint16_t )buffer[ 0 ] ) << 8 | buffer[ 1 ];
klauss 99:e80850c51106 74 uint16_t port = ( ( uint16_t )buffer[ 2 ] ) << 8 | buffer[ 3 ];
klauss 99:e80850c51106 75 uint8_t type = buffer[ 6 ];
klauss 99:e80850c51106 76
klauss 99:e80850c51106 77 if( debug_fw ){
klauss 99:e80850c51106 78 buffer[ 0 ] |= BIT7;
klauss 99:e80850c51106 79 fw_cbx_pkg( ext, port, ( char *)buffer );
klauss 99:e80850c51106 80 }
klauss 99:e80850c51106 81
klauss 99:e80850c51106 82 if( debug_cb_tx == true ){
klauss 99:e80850c51106 83 if( type != __AUDIO__ ) send_msg("Pkg to CBx :: ( %d, %d ) -- Type :: %d", ext, port, type );
klauss 99:e80850c51106 84 }
klauss 99:e80850c51106 85 }else{
klauss 99:e80850c51106 86 // Error if the transmission is still in use
klauss 99:e80850c51106 87 uint8_t ret = ring_buffer_add( rb, buffer );
klauss 99:e80850c51106 88
klauss 99:e80850c51106 89 if( ret == 0x01 ) if( dparallel ) debug_msg("Error: Ring buffer fully charged");
klauss 99:e80850c51106 90
klauss 99:e80850c51106 91 if( ret == 0x00 ) if( dparallel ) debug_msg("Success : package queued -- on queue %u", rb->size );
klauss 99:e80850c51106 92 }
klauss 72:895ca792c647 93 }
klauss 0:4d17cd9c8f9d 94 }
klauss 0:4d17cd9c8f9d 95
klauss 0:4d17cd9c8f9d 96 //*****************************************************************************
klauss 0:4d17cd9c8f9d 97 // EXTERN IRQ Handler
klauss 0:4d17cd9c8f9d 98 //*****************************************************************************
klauss 0:4d17cd9c8f9d 99
klauss 72:895ca792c647 100 void get2(){
klauss 72:895ca792c647 101 static uint16_t c = 1;
klauss 72:895ca792c647 102 // Get Ready the new data
klauss 72:895ca792c647 103 DataReady = 0;
klauss 0:4d17cd9c8f9d 104 tx_clear = 0;
klauss 72:895ca792c647 105
klauss 72:895ca792c647 106 if ( c < 300 ){
klauss 72:895ca792c647 107 // Write the next data to be send
klauss 72:895ca792c647 108 parallel_write ( TXBuffer[c] ) ;
klauss 72:895ca792c647 109 // Allow the data to be capture
klauss 72:895ca792c647 110 DataReady = 1;
klauss 0:4d17cd9c8f9d 111 }else{
klauss 72:895ca792c647 112 // Allow the next package to the transmitted
klauss 72:895ca792c647 113 tx_clear = 1;
klauss 72:895ca792c647 114 c = 0;
klauss 72:895ca792c647 115 }
klauss 0:4d17cd9c8f9d 116 c++;
klauss 74:81c47fff88a5 117 }
klauss 74:81c47fff88a5 118
klauss 74:81c47fff88a5 119 void tx_buffer_ring_buffer_handler( void ){
klauss 99:e80850c51106 120 if( ( rb->size != 0x00 ) && ( tx_clear == 1 ) && ( delay_to_send_to_cbx.read_ms() > 7 ) ){
klauss 99:e80850c51106 121 //uint8_t buffer[ __CB_BUFFER_SIZE__ ];
klauss 74:81c47fff88a5 122 uint8_t * _rb_next = ring_buffer_get_next( rb );
klauss 99:e80850c51106 123 //xmemcpy( buffer, _rb_next, __CB_BUFFER_SIZE__ );
klauss 74:81c47fff88a5 124 if( dparallel ) send_msg( "Ring Buffer less one -- remain %u", rb->size );
klauss 99:e80850c51106 125 send2callboxes( _rb_next );
klauss 74:81c47fff88a5 126 }
klauss 0:4d17cd9c8f9d 127 }