Doggy - | Mbed

Users » Midimetric » Code » Doggy

doggy.cpp@5:1c78c0b4f513, 2011-02-06 (annotated)

Committer:: Midimetric
Date:: Sun Feb 06 13:30:28 2011 +0000
Revision:: 5:1c78c0b4f513
Parent:: 4:545e25d4c3d8

Who changed what in which revision?

User	Revision	Line number	New contents of line
Midimetric	0:601fd83c75e0	1	#include "doggy.h"
Midimetric	0:601fd83c75e0	2
Midimetric	0:601fd83c75e0	3	DogMLCD::DogMLCD( SPI& spi, PinName cs, PinName a0 ) : spi_(spi), cs_(cs), a0_(a0)
Midimetric	0:601fd83c75e0	4	{
Midimetric	4:545e25d4c3d8	5	//b_ = (char*)calloc( 1024, 1 );
Midimetric	0:601fd83c75e0	6	XFont = xfont_8;
Midimetric	5:1c78c0b4f513	7	b_ = w_;
Midimetric	5:1c78c0b4f513	8	Clear();
Midimetric	0:601fd83c75e0	9	const unsigned char c[] = {
Midimetric	0:601fd83c75e0	10	0x40, // display start line + 0-63
Midimetric	0:601fd83c75e0	11	0xa1, // ADC set 0xA1 + 0 = normal (for reverse view) / +1 = reverse (for normal view)
Midimetric	0:601fd83c75e0	12	0xc0, // common output mode + 0 = normal / + 0xF reverse
Midimetric	0:601fd83c75e0	13	0xa6, // dispaly mode 0xA6 + 0 = normal / 1 = reverse
Midimetric	0:601fd83c75e0	14	0xa2, // set bias 0xa20 + 0 = 1/9 / +1 = 1/7
Midimetric	0:601fd83c75e0	15	0x2f, // power control: 4 booster on + 2 regulator on + 1 follower on
Midimetric	0:601fd83c75e0	16	0xf8, 0x00, // set booster ratio , value 0=4x, 1=5x, 2=6x
Midimetric	0:601fd83c75e0	17	0x27, // set voltage regulator (0x20) to 7
Midimetric	0:601fd83c75e0	18	0x81, 0x14, // set electronic volume , value
Midimetric	0:601fd83c75e0	19	0xac, 0x00, // static indicator set 0xAC +0 = off / +1 = on , 0 = flash mode
Midimetric	0:601fd83c75e0	20	0xaf // display 0xAE +0 = off / +1 = on
Midimetric	0:601fd83c75e0	21	};
Midimetric	0:601fd83c75e0	22	spi_.format( 8, 0 );
Midimetric	0:601fd83c75e0	23	spi_.frequency( 1000000 );
Midimetric	0:601fd83c75e0	24	cs_ = 0;
Midimetric	4:545e25d4c3d8	25	a0_ = 0; wait_us( DOGMLCD_TIME );
Midimetric	0:601fd83c75e0	26	for( int i = 0 ; i < sizeof( c ); i++ )
Midimetric	0:601fd83c75e0	27	spi_.write( c[i] );
Midimetric	0:601fd83c75e0	28	cs_ = 1;
Midimetric	0:601fd83c75e0	29	}
Midimetric	4:545e25d4c3d8	30
Midimetric	4:545e25d4c3d8	31	void DogMLCD::AttachScreen( char* screen )
Midimetric	0:601fd83c75e0	32	{
Midimetric	4:545e25d4c3d8	33	b_ = screen;
Midimetric	4:545e25d4c3d8	34	}
Midimetric	4:545e25d4c3d8	35
Midimetric	4:545e25d4c3d8	36	void DogMLCD::DetachScreen()
Midimetric	4:545e25d4c3d8	37	{
Midimetric	4:545e25d4c3d8	38	b_ = w_;
Midimetric	0:601fd83c75e0	39	}
Midimetric	0:601fd83c75e0	40
Midimetric	0:601fd83c75e0	41	#define FASTPOKE( x, y ) b_[ ( ( y & 56 ) << 4 ) + ( x & 127 ) ] \|= DOGMLCD_on[ y & 7 ];
Midimetric	2:d6e572640dcc	42	#define FASTWIPE( x, y ) b_[ ( ( y & 56 ) << 4 ) + ( x & 127 ) ] &= DOGMLCD_off[ y & 7 ];
Midimetric	0:601fd83c75e0	43	#define FASTINV( x, y ) b_[ ( ( y & 56 ) << 4 ) + ( x & 127 ) ] ^= DOGMLCD_on[ y & 7 ];
Midimetric	0:601fd83c75e0	44
Midimetric	4:545e25d4c3d8	45
Midimetric	0:601fd83c75e0	46	void DogMLCD::Poke( int x, int y )
Midimetric	0:601fd83c75e0	47	{
Midimetric	0:601fd83c75e0	48	if( ( x & 0xFF80 ) == 0 && ( y & 0xFFC0 ) == 0 )
Midimetric	0:601fd83c75e0	49	FASTPOKE( x, y )
Midimetric	0:601fd83c75e0	50	}
Midimetric	0:601fd83c75e0	51	void DogMLCD::Wipe( int x, int y )
Midimetric	0:601fd83c75e0	52	{
Midimetric	0:601fd83c75e0	53	if( ( x & 0xFF80 ) == 0 && ( y & 0xFFC0 ) == 0 )
Midimetric	0:601fd83c75e0	54	FASTWIPE( x, y )
Midimetric	0:601fd83c75e0	55	}
Midimetric	0:601fd83c75e0	56	void DogMLCD::Inv( int x, int y )
Midimetric	0:601fd83c75e0	57	{
Midimetric	0:601fd83c75e0	58	if( ( x & 0xFF80 ) == 0 && ( y & 0xFFC0 ) == 0 )
Midimetric	0:601fd83c75e0	59	FASTINV( x, y )
Midimetric	0:601fd83c75e0	60	}
Midimetric	0:601fd83c75e0	61	void DogMLCD::Clear()
Midimetric	0:601fd83c75e0	62	{
Midimetric	0:601fd83c75e0	63	int i = 1024;
Midimetric	0:601fd83c75e0	64	char* p = b_;
Midimetric	0:601fd83c75e0	65	while( i-- )
Midimetric	0:601fd83c75e0	66	*p++ = 0;
Midimetric	0:601fd83c75e0	67	}
Midimetric	0:601fd83c75e0	68	void DogMLCD::Flush()
Midimetric	0:601fd83c75e0	69	{
Midimetric	0:601fd83c75e0	70	char* p = b_;
Midimetric	0:601fd83c75e0	71	spi_.format( 8, 0 );
Midimetric	0:601fd83c75e0	72	spi_.frequency( DOGMLCD_MHZ );
Midimetric	4:545e25d4c3d8	73	cs_ = 0;
Midimetric	0:601fd83c75e0	74	for( int page = 0xB0 ; page < 0xB8 ; page++ )
Midimetric	0:601fd83c75e0	75	{
Midimetric	4:545e25d4c3d8	76	a0_ = 0; wait_us( DOGMLCD_TIME );
Midimetric	0:601fd83c75e0	77	spi_.write( page ); spi_.write( 0x10 ); spi_.write( 0x00 );
Midimetric	0:601fd83c75e0	78
Midimetric	4:545e25d4c3d8	79	a0_ = 1; wait_us( DOGMLCD_TIME );
Midimetric	0:601fd83c75e0	80	int i = 128;
Midimetric	0:601fd83c75e0	81	while( i-- )
Midimetric	0:601fd83c75e0	82	spi_.write( *p++ );
Midimetric	0:601fd83c75e0	83	}
Midimetric	0:601fd83c75e0	84	cs_ = 1;
Midimetric	0:601fd83c75e0	85	}
Midimetric	2:d6e572640dcc	86	void DogMLCD::Flush( unsigned char page, int x0, int x1 )
Midimetric	2:d6e572640dcc	87	{
Midimetric	2:d6e572640dcc	88	page &= 7;
Midimetric	2:d6e572640dcc	89	BOUND( x0, 0, 127 );
Midimetric	2:d6e572640dcc	90	BOUND( x1, 0, 127 );
Midimetric	2:d6e572640dcc	91	ORDER( x0 , x1 )
Midimetric	2:d6e572640dcc	92	char* p = b_ + ( page << 7 ) + x0;
Midimetric	2:d6e572640dcc	93	spi_.format( 8, 0 );
Midimetric	2:d6e572640dcc	94	spi_.frequency( DOGMLCD_MHZ );
Midimetric	2:d6e572640dcc	95	cs_ = 0;
Midimetric	4:545e25d4c3d8	96	a0_ = 0; wait_us( DOGMLCD_TIME );
Midimetric	2:d6e572640dcc	97	spi_.write( 0xB0 + page ); spi_.write( 0x10 ); spi_.write( 0x00 );
Midimetric	2:d6e572640dcc	98
Midimetric	4:545e25d4c3d8	99	a0_ = 1; wait_us( DOGMLCD_TIME );
Midimetric	2:d6e572640dcc	100	int i = x1 - x0 + 1;
Midimetric	2:d6e572640dcc	101	while( i-- )
Midimetric	2:d6e572640dcc	102	spi_.write( *p++ );
Midimetric	2:d6e572640dcc	103	cs_ = 1;
Midimetric	2:d6e572640dcc	104	}
Midimetric	3:f5146bf55b5d	105	void DogMLCD::Page( unsigned char page0, unsigned char page1 )
Midimetric	2:d6e572640dcc	106	{
Midimetric	2:d6e572640dcc	107	page0 &= 7;
Midimetric	3:f5146bf55b5d	108	if( page1 == 0 ) page1 = page0;
Midimetric	3:f5146bf55b5d	109	else
Midimetric	3:f5146bf55b5d	110	{
Midimetric	3:f5146bf55b5d	111	page1 &= 7;
Midimetric	3:f5146bf55b5d	112	ORDER( page0, page1 );
Midimetric	3:f5146bf55b5d	113	}
Midimetric	2:d6e572640dcc	114	char* p = b_ + ( page0 << 7 );
Midimetric	2:d6e572640dcc	115	spi_.format( 8, 0 );
Midimetric	2:d6e572640dcc	116	spi_.frequency( DOGMLCD_MHZ );
Midimetric	4:545e25d4c3d8	117	cs_ = 0;
Midimetric	2:d6e572640dcc	118	for( int page = 0xB0 + page0 ; page <= ( 0xB0 + page1 ) ; page++ )
Midimetric	2:d6e572640dcc	119	{
Midimetric	4:545e25d4c3d8	120	a0_ = 0; wait_us( DOGMLCD_TIME );
Midimetric	2:d6e572640dcc	121	spi_.write( page ); spi_.write( 0x10 ); spi_.write( 0x00 );
Midimetric	2:d6e572640dcc	122
Midimetric	4:545e25d4c3d8	123	a0_ = 1; wait_us( DOGMLCD_TIME );
Midimetric	2:d6e572640dcc	124	int i = 128;
Midimetric	2:d6e572640dcc	125	while( i-- )
Midimetric	2:d6e572640dcc	126	spi_.write( *p++ );
Midimetric	2:d6e572640dcc	127	}
Midimetric	2:d6e572640dcc	128	cs_ = 1;
Midimetric	2:d6e572640dcc	129	}
Midimetric	4:545e25d4c3d8	130	void DogMLCD::Paste( char* screen, doggy_op op )
Midimetric	4:545e25d4c3d8	131	{
Midimetric	4:545e25d4c3d8	132	int i = 1024;
Midimetric	4:545e25d4c3d8	133	char* p = b_;
Midimetric	4:545e25d4c3d8	134	char* q = screen;
Midimetric	4:545e25d4c3d8	135
Midimetric	4:545e25d4c3d8	136	if( op == poke ) while( i-- ) p++ \|= q++;
Midimetric	4:545e25d4c3d8	137	else if( op == wipe ) while( i-- ) p++ &= ~(q++);
Midimetric	4:545e25d4c3d8	138	else while( i-- ) p++ ^= q++;
Midimetric	4:545e25d4c3d8	139	}
Midimetric	4:545e25d4c3d8	140
Midimetric	4:545e25d4c3d8	141
Midimetric	4:545e25d4c3d8	142

Repository toolbox

Export to desktop IDE

Repository details

Type:	Library
Created:	29 Dec 2010
Imports:	36
Forks:	0
Commits:	6
Dependents:	0
Dependencies:	0
Followers:	2

doggy.cpp@5:1c78c0b4f513, 2011-02-06 (annotated)

Who changed what in which revision?

Repository toolbox

Repository details

Important Information for this Arm website

Access Warning