智也 大野 / Mbed 2 deprecated HeptaBattery_hex

Battery_hex

Dependencies:   mbed PowerControl SDFileSystem

Fork of HeptaBattery_hex by 智也 大野

hepta_sat/HeptaLcd.h@1:4e0d741b4ae2, 2016-12-13 (annotated)

Committer:
tomoya123
Date:
Tue Dec 13 06:55:26 2016 +0000
Revision:
1:4e0d741b4ae2
Parent:
0:30e193b92735 
Battery hex

Who changed what in which revision?

UserRevisionLine numberNew contents of line
tomoya123 0:30e193b92735 1 #ifndef MBED_HeptaLcd
tomoya123 0:30e193b92735 2 #define MBED_HeptaLcd
tomoya123 0:30e193b92735 3
tomoya123 0:30e193b92735 4 #include <stdarg.h>
tomoya123 0:30e193b92735 5 #include "mbed.h"
tomoya123 0:30e193b92735 6 #include "I2cBusDevice.h"
tomoya123 0:30e193b92735 7
tomoya123 0:30e193b92735 8 // SB1602E IIC address
tomoya123 0:30e193b92735 9
tomoya123 0:30e193b92735 10 const char SB1602E_addr = 0x7C;
tomoya123 0:30e193b92735 11
tomoya123 0:30e193b92735 12 // SB1602E initialization command sequence
tomoya123 0:30e193b92735 13
tomoya123 0:30e193b92735 14 #ifdef INIT_VALUE_DATASHEET_ORIGINAL
tomoya123 0:30e193b92735 15
tomoya123 0:30e193b92735 16 const char Comm_FunctionSet_Normal = 0x38;
tomoya123 0:30e193b92735 17 const char Comm_FunctionSet_Extended = 0x39;
tomoya123 0:30e193b92735 18 const char Comm_InternalOscFrequency = 0x14;
tomoya123 0:30e193b92735 19 const char Comm_ContrastSet = 0x78;
tomoya123 0:30e193b92735 20 const char Comm_PwrIconContrast = 0x5E;
tomoya123 0:30e193b92735 21 const char Comm_FollowerCtrl = 0x6A;
tomoya123 0:30e193b92735 22 const char Comm_DisplayOnOff = 0x0C;
tomoya123 0:30e193b92735 23 const char Comm_ClearDisplay = 0x01;
tomoya123 0:30e193b92735 24 const char Comm_EntryModeSet = 0x06;
tomoya123 0:30e193b92735 25
tomoya123 0:30e193b92735 26 #else
tomoya123 0:30e193b92735 27
tomoya123 0:30e193b92735 28 const char Comm_FunctionSet_Normal = 0x38;
tomoya123 0:30e193b92735 29 const char Comm_FunctionSet_Extended = 0x39;
tomoya123 0:30e193b92735 30 const char Comm_InternalOscFrequency = 0x14;
tomoya123 0:30e193b92735 31 const char Comm_ContrastSet = 0x70;
tomoya123 0:30e193b92735 32 const char Comm_PwrIconContrast = 0x5C;
tomoya123 0:30e193b92735 33 const char Comm_FollowerCtrl = 0x60;
tomoya123 0:30e193b92735 34 const char Comm_DisplayOnOff = 0x0C;
tomoya123 0:30e193b92735 35 const char Comm_ClearDisplay = 0x01;
tomoya123 0:30e193b92735 36 const char Comm_EntryModeSet = 0x04;
tomoya123 0:30e193b92735 37 const char Comm_ReturnHome = 0x02;
tomoya123 0:30e193b92735 38
tomoya123 0:30e193b92735 39 #endif
tomoya123 0:30e193b92735 40
tomoya123 0:30e193b92735 41 // SB1602E general commands
tomoya123 0:30e193b92735 42
tomoya123 0:30e193b92735 43 const char Comm_SetDDRAMAddress = 0x80;
tomoya123 0:30e193b92735 44 const char DDRAMAddress_Ofst[] = { 0x00, 0x40 };
tomoya123 0:30e193b92735 45
tomoya123 0:30e193b92735 46 const char Comm_SetCGRAM = 0x40;
tomoya123 0:30e193b92735 47
tomoya123 0:30e193b92735 48 // SB1602E setting values
tomoya123 0:30e193b92735 49
tomoya123 0:30e193b92735 50 const char default_Contrast = 0x35;
tomoya123 0:30e193b92735 51
tomoya123 0:30e193b92735 52 const char COMMAND = 0x00;
tomoya123 0:30e193b92735 53 const char DATA = 0x40;
tomoya123 0:30e193b92735 54
tomoya123 0:30e193b92735 55 const char MaxCharsInALine = 0x10; // buffer deoth for one line (no scroll function used)
tomoya123 0:30e193b92735 56
tomoya123 0:30e193b92735 57 const char init_seq0_length = 7;
tomoya123 0:30e193b92735 58 const char init_seq0[ init_seq0_length ]
tomoya123 0:30e193b92735 59 = {
tomoya123 0:30e193b92735 60 Comm_FunctionSet_Normal,
tomoya123 0:30e193b92735 61 Comm_ReturnHome, // This may be required to reset the scroll function
tomoya123 0:30e193b92735 62 Comm_FunctionSet_Extended,
tomoya123 0:30e193b92735 63 Comm_InternalOscFrequency,
tomoya123 0:30e193b92735 64 Comm_ContrastSet | ( default_Contrast & 0xF),
tomoya123 0:30e193b92735 65 Comm_PwrIconContrast | ((default_Contrast >> 4) & 0x3),
tomoya123 0:30e193b92735 66 Comm_FollowerCtrl | 0x0A,
tomoya123 0:30e193b92735 67
tomoya123 0:30e193b92735 68 };
tomoya123 0:30e193b92735 69 // required 30us interval
tomoya123 0:30e193b92735 70
tomoya123 0:30e193b92735 71 const char init_seq1_length = 3;
tomoya123 0:30e193b92735 72 const char init_seq1[ init_seq1_length ]
tomoya123 0:30e193b92735 73 = {
tomoya123 0:30e193b92735 74 Comm_DisplayOnOff,
tomoya123 0:30e193b92735 75 Comm_ClearDisplay,
tomoya123 0:30e193b92735 76 Comm_EntryModeSet,
tomoya123 0:30e193b92735 77 };
tomoya123 0:30e193b92735 78 // required 30us, 2ms interval
tomoya123 0:30e193b92735 79
tomoya123 0:30e193b92735 80
tomoya123 0:30e193b92735 81 class HeptaLcd : I2cBusDevice {
tomoya123 0:30e193b92735 82 public:
tomoya123 0:30e193b92735 83 I2C lcd;
tomoya123 0:30e193b92735 84 int addr;
tomoya123 0:30e193b92735 85 explicit HeptaLcd(PinName sda, PinName scl, char dev_address = SB1602E_addr, char *init_massage = " " ) : lcd(sda,scl),addr(dev_address),I2cBusDevice(&lcd, dev_address ) {
tomoya123 0:30e193b92735 86 wait( 0.04 ); // interval after hardware reset
tomoya123 0:30e193b92735 87
tomoya123 0:30e193b92735 88 for ( int i = 0; i < init_seq0_length; i++ ) {
tomoya123 0:30e193b92735 89 lcd_command( init_seq0[ i ] );
tomoya123 0:30e193b92735 90 wait( 30e-6 );
tomoya123 0:30e193b92735 91 }
tomoya123 0:30e193b92735 92
tomoya123 0:30e193b92735 93 wait( 0.2 );
tomoya123 0:30e193b92735 94
tomoya123 0:30e193b92735 95 for ( int i = 0; i < init_seq1_length; i++ ) {
tomoya123 0:30e193b92735 96 lcd_command( init_seq1[ i ] );
tomoya123 0:30e193b92735 97 wait( 2e-3 );
tomoya123 0:30e193b92735 98 }
tomoya123 0:30e193b92735 99
tomoya123 0:30e193b92735 100 if ( init_massage )
tomoya123 0:30e193b92735 101 puts( 0, init_massage );
tomoya123 0:30e193b92735 102
tomoya123 0:30e193b92735 103 set_CGRAM( 7, '\x1F' );
tomoya123 0:30e193b92735 104
tomoya123 0:30e193b92735 105 curs[ 0 ] = 0;
tomoya123 0:30e193b92735 106 curs[ 1 ] = 0;
tomoya123 0:30e193b92735 107 }
tomoya123 0:30e193b92735 108
tomoya123 0:30e193b92735 109
tomoya123 0:30e193b92735 110 ~HeptaLcd() {
tomoya123 0:30e193b92735 111 }
tomoya123 0:30e193b92735 112
tomoya123 0:30e193b92735 113 void clear( void ) {
tomoya123 0:30e193b92735 114 lcd_command( Comm_ClearDisplay );
tomoya123 0:30e193b92735 115 wait( 2e-3 );
tomoya123 0:30e193b92735 116 curs[ 0 ] = 0;
tomoya123 0:30e193b92735 117 curs[ 1 ] = 0;
tomoya123 0:30e193b92735 118 }
tomoya123 0:30e193b92735 119
tomoya123 0:30e193b92735 120 void initilize(){
tomoya123 0:30e193b92735 121 char *init_massage = " ";
tomoya123 0:30e193b92735 122 for ( int i = 0; i < init_seq0_length; i++ ) {
tomoya123 0:30e193b92735 123 lcd_command( init_seq0[ i ] );
tomoya123 0:30e193b92735 124 wait( 30e-6 );
tomoya123 0:30e193b92735 125 }
tomoya123 0:30e193b92735 126
tomoya123 0:30e193b92735 127 wait( 0.2 );
tomoya123 0:30e193b92735 128
tomoya123 0:30e193b92735 129 for ( int i = 0; i < init_seq1_length; i++ ) {
tomoya123 0:30e193b92735 130 lcd_command( init_seq1[ i ] );
tomoya123 0:30e193b92735 131 wait( 2e-3 );
tomoya123 0:30e193b92735 132 }
tomoya123 0:30e193b92735 133
tomoya123 0:30e193b92735 134 if ( init_massage )
tomoya123 0:30e193b92735 135 puts( 0, init_massage );
tomoya123 0:30e193b92735 136
tomoya123 0:30e193b92735 137 set_CGRAM( 7, '\x1F' );
tomoya123 0:30e193b92735 138
tomoya123 0:30e193b92735 139 curs[ 0 ] = 0;
tomoya123 0:30e193b92735 140 curs[ 1 ] = 0;
tomoya123 0:30e193b92735 141 }
tomoya123 0:30e193b92735 142 void put_custom_char( char c_code, const char *cg, char x, char y ) {
tomoya123 0:30e193b92735 143 for ( int i = 0; i < 5; i++ ) {
tomoya123 0:30e193b92735 144 set_CGRAM( c_code, cg );
tomoya123 0:30e193b92735 145 putcxy( c_code, x, y );
tomoya123 0:30e193b92735 146 }
tomoya123 0:30e193b92735 147 }
tomoya123 0:30e193b92735 148
tomoya123 0:30e193b92735 149 void contrast( char contrast ) {
tomoya123 0:30e193b92735 150 lcd_command( Comm_FunctionSet_Extended );
tomoya123 0:30e193b92735 151 lcd_command( Comm_ContrastSet | (contrast & 0x0f) );
tomoya123 0:30e193b92735 152 lcd_command( Comm_PwrIconContrast | ((contrast>>4) & 0x03) );
tomoya123 0:30e193b92735 153 lcd_command( Comm_FunctionSet_Normal );
tomoya123 0:30e193b92735 154 }
tomoya123 0:30e193b92735 155
tomoya123 0:30e193b92735 156 void set_CGRAM( char char_code, const char* cg ) {
tomoya123 0:30e193b92735 157 for ( int i = 0; i < 8; i++ ) {
tomoya123 0:30e193b92735 158 lcd_command( (Comm_SetCGRAM | (char_code << 3) | i) );
tomoya123 0:30e193b92735 159 lcd_data( *cg++ );
tomoya123 0:30e193b92735 160 }
tomoya123 0:30e193b92735 161 }
tomoya123 0:30e193b92735 162
tomoya123 0:30e193b92735 163 void set_CGRAM( char char_code, char v ) {
tomoya123 0:30e193b92735 164 char c[ 8 ];
tomoya123 0:30e193b92735 165
tomoya123 0:30e193b92735 166 for ( int i = 0; i < 8; i++ )
tomoya123 0:30e193b92735 167 c[ i ] = v;
tomoya123 0:30e193b92735 168
tomoya123 0:30e193b92735 169 set_CGRAM( char_code, c );
tomoya123 0:30e193b92735 170 }
tomoya123 0:30e193b92735 171
tomoya123 0:30e193b92735 172 void putcxy( char c, char x, char y ) {
tomoya123 0:30e193b92735 173 if ( (x >= MaxCharsInALine) || (y >= 2) )
tomoya123 0:30e193b92735 174 return;
tomoya123 0:30e193b92735 175
tomoya123 0:30e193b92735 176 lcd_command( (Comm_SetDDRAMAddress | DDRAMAddress_Ofst[ y ]) + x );
tomoya123 0:30e193b92735 177 lcd_data( c );
tomoya123 0:30e193b92735 178 }
tomoya123 0:30e193b92735 179
tomoya123 0:30e193b92735 180 void putc( char line, char c ) {
tomoya123 0:30e193b92735 181 if ( (c == '\n') || (c == '\r') ) {
tomoya123 0:30e193b92735 182 clear_lest_of_line( line );
tomoya123 0:30e193b92735 183 curs[ line ] = 0;
tomoya123 0:30e193b92735 184 return;
tomoya123 0:30e193b92735 185 }
tomoya123 0:30e193b92735 186
tomoya123 0:30e193b92735 187 putcxy( c, curs[ line ]++, line );
tomoya123 0:30e193b92735 188 }
tomoya123 0:30e193b92735 189
tomoya123 0:30e193b92735 190 void puts( char line, char *s ) {
tomoya123 0:30e193b92735 191 while ( char c = *s++ )
tomoya123 0:30e193b92735 192 putc( line, c );
tomoya123 0:30e193b92735 193 }
tomoya123 0:30e193b92735 194
tomoya123 0:30e193b92735 195 void printf( char line, char *format, ... ) {
tomoya123 0:30e193b92735 196 char s[ 32 ];
tomoya123 0:30e193b92735 197 va_list args;
tomoya123 0:30e193b92735 198
tomoya123 0:30e193b92735 199 va_start( args, format );
tomoya123 0:30e193b92735 200 vsnprintf( s, 32, format, args );
tomoya123 0:30e193b92735 201 va_end( args );
tomoya123 0:30e193b92735 202
tomoya123 0:30e193b92735 203 puts( line, s );
tomoya123 0:30e193b92735 204 }
tomoya123 0:30e193b92735 205
tomoya123 0:30e193b92735 206 private:
tomoya123 0:30e193b92735 207 char curs[2];
tomoya123 0:30e193b92735 208
tomoya123 0:30e193b92735 209 void clear_lest_of_line( char line ) {
tomoya123 0:30e193b92735 210 for ( int i = curs[ line ]; i < MaxCharsInALine; i++ )
tomoya123 0:30e193b92735 211 putcxy( ' ', i, line );
tomoya123 0:30e193b92735 212 }
tomoya123 0:30e193b92735 213
tomoya123 0:30e193b92735 214 int lcd_write( char first, char second ) {
tomoya123 0:30e193b92735 215 char cmd[2];
tomoya123 0:30e193b92735 216
tomoya123 0:30e193b92735 217 cmd[ 0 ] = first;
tomoya123 0:30e193b92735 218 cmd[ 1 ] = second;
tomoya123 0:30e193b92735 219
tomoya123 0:30e193b92735 220 return ( write( cmd, 2 ) );
tomoya123 0:30e193b92735 221
tomoya123 0:30e193b92735 222 }
tomoya123 0:30e193b92735 223
tomoya123 0:30e193b92735 224 int lcd_command( char command ) {
tomoya123 0:30e193b92735 225 return ( lcd_write( COMMAND, command ) );
tomoya123 0:30e193b92735 226 }
tomoya123 0:30e193b92735 227
tomoya123 0:30e193b92735 228 int lcd_data( char data ) {
tomoya123 0:30e193b92735 229 return ( lcd_write( DATA, data ) );
tomoya123 0:30e193b92735 230 }
tomoya123 0:30e193b92735 231 }
tomoya123 0:30e193b92735 232 ;
tomoya123 0:30e193b92735 233
tomoya123 0:30e193b92735 234 #endif
tomoya123 0:30e193b92735 235
tomoya123 0:30e193b92735 236
tomoya123 0:30e193b92735 237
tomoya123 0:30e193b92735 238
tomoya123 0:30e193b92735 239
tomoya123 0:30e193b92735 240
tomoya123 0:30e193b92735 241
tomoya123 0:30e193b92735 242