智也 大野 / Mbed 2 deprecated ChargeControl

Charge control

Dependencies:   mbed PowerControl SDFileSystem

hepta_sat/HeptaLcd.h@1:cbbad81dc88d, 2016-12-13 (annotated)

Committer:
tomoya123
Date:
Tue Dec 13 07:44:05 2016 +0000
Revision:
1:cbbad81dc88d
Parent:
0:0842f00470eb 
ChargeControl

Who changed what in which revision?

UserRevisionLine numberNew contents of line
tomoya123 0:0842f00470eb 1 #ifndef MBED_HeptaLcd
tomoya123 0:0842f00470eb 2 #define MBED_HeptaLcd
tomoya123 0:0842f00470eb 3
tomoya123 0:0842f00470eb 4 #include <stdarg.h>
tomoya123 0:0842f00470eb 5 #include "mbed.h"
tomoya123 0:0842f00470eb 6 #include "I2cBusDevice.h"
tomoya123 0:0842f00470eb 7
tomoya123 0:0842f00470eb 8 // SB1602E IIC address
tomoya123 0:0842f00470eb 9
tomoya123 0:0842f00470eb 10 const char SB1602E_addr = 0x7C;
tomoya123 0:0842f00470eb 11
tomoya123 0:0842f00470eb 12 // SB1602E initialization command sequence
tomoya123 0:0842f00470eb 13
tomoya123 0:0842f00470eb 14 #ifdef INIT_VALUE_DATASHEET_ORIGINAL
tomoya123 0:0842f00470eb 15
tomoya123 0:0842f00470eb 16 const char Comm_FunctionSet_Normal = 0x38;
tomoya123 0:0842f00470eb 17 const char Comm_FunctionSet_Extended = 0x39;
tomoya123 0:0842f00470eb 18 const char Comm_InternalOscFrequency = 0x14;
tomoya123 0:0842f00470eb 19 const char Comm_ContrastSet = 0x78;
tomoya123 0:0842f00470eb 20 const char Comm_PwrIconContrast = 0x5E;
tomoya123 0:0842f00470eb 21 const char Comm_FollowerCtrl = 0x6A;
tomoya123 0:0842f00470eb 22 const char Comm_DisplayOnOff = 0x0C;
tomoya123 0:0842f00470eb 23 const char Comm_ClearDisplay = 0x01;
tomoya123 0:0842f00470eb 24 const char Comm_EntryModeSet = 0x06;
tomoya123 0:0842f00470eb 25
tomoya123 0:0842f00470eb 26 #else
tomoya123 0:0842f00470eb 27
tomoya123 0:0842f00470eb 28 const char Comm_FunctionSet_Normal = 0x38;
tomoya123 0:0842f00470eb 29 const char Comm_FunctionSet_Extended = 0x39;
tomoya123 0:0842f00470eb 30 const char Comm_InternalOscFrequency = 0x14;
tomoya123 0:0842f00470eb 31 const char Comm_ContrastSet = 0x70;
tomoya123 0:0842f00470eb 32 const char Comm_PwrIconContrast = 0x5C;
tomoya123 0:0842f00470eb 33 const char Comm_FollowerCtrl = 0x60;
tomoya123 0:0842f00470eb 34 const char Comm_DisplayOnOff = 0x0C;
tomoya123 0:0842f00470eb 35 const char Comm_ClearDisplay = 0x01;
tomoya123 0:0842f00470eb 36 const char Comm_EntryModeSet = 0x04;
tomoya123 0:0842f00470eb 37 const char Comm_ReturnHome = 0x02;
tomoya123 0:0842f00470eb 38
tomoya123 0:0842f00470eb 39 #endif
tomoya123 0:0842f00470eb 40
tomoya123 0:0842f00470eb 41 // SB1602E general commands
tomoya123 0:0842f00470eb 42
tomoya123 0:0842f00470eb 43 const char Comm_SetDDRAMAddress = 0x80;
tomoya123 0:0842f00470eb 44 const char DDRAMAddress_Ofst[] = { 0x00, 0x40 };
tomoya123 0:0842f00470eb 45
tomoya123 0:0842f00470eb 46 const char Comm_SetCGRAM = 0x40;
tomoya123 0:0842f00470eb 47
tomoya123 0:0842f00470eb 48 // SB1602E setting values
tomoya123 0:0842f00470eb 49
tomoya123 0:0842f00470eb 50 const char default_Contrast = 0x35;
tomoya123 0:0842f00470eb 51
tomoya123 0:0842f00470eb 52 const char COMMAND = 0x00;
tomoya123 0:0842f00470eb 53 const char DATA = 0x40;
tomoya123 0:0842f00470eb 54
tomoya123 0:0842f00470eb 55 const char MaxCharsInALine = 0x10; // buffer deoth for one line (no scroll function used)
tomoya123 0:0842f00470eb 56
tomoya123 0:0842f00470eb 57 const char init_seq0_length = 7;
tomoya123 0:0842f00470eb 58 const char init_seq0[ init_seq0_length ]
tomoya123 0:0842f00470eb 59 = {
tomoya123 0:0842f00470eb 60 Comm_FunctionSet_Normal,
tomoya123 0:0842f00470eb 61 Comm_ReturnHome, // This may be required to reset the scroll function
tomoya123 0:0842f00470eb 62 Comm_FunctionSet_Extended,
tomoya123 0:0842f00470eb 63 Comm_InternalOscFrequency,
tomoya123 0:0842f00470eb 64 Comm_ContrastSet | ( default_Contrast & 0xF),
tomoya123 0:0842f00470eb 65 Comm_PwrIconContrast | ((default_Contrast >> 4) & 0x3),
tomoya123 0:0842f00470eb 66 Comm_FollowerCtrl | 0x0A,
tomoya123 0:0842f00470eb 67
tomoya123 0:0842f00470eb 68 };
tomoya123 0:0842f00470eb 69 // required 30us interval
tomoya123 0:0842f00470eb 70
tomoya123 0:0842f00470eb 71 const char init_seq1_length = 3;
tomoya123 0:0842f00470eb 72 const char init_seq1[ init_seq1_length ]
tomoya123 0:0842f00470eb 73 = {
tomoya123 0:0842f00470eb 74 Comm_DisplayOnOff,
tomoya123 0:0842f00470eb 75 Comm_ClearDisplay,
tomoya123 0:0842f00470eb 76 Comm_EntryModeSet,
tomoya123 0:0842f00470eb 77 };
tomoya123 0:0842f00470eb 78 // required 30us, 2ms interval
tomoya123 0:0842f00470eb 79
tomoya123 0:0842f00470eb 80
tomoya123 0:0842f00470eb 81 class HeptaLcd : I2cBusDevice {
tomoya123 0:0842f00470eb 82 public:
tomoya123 0:0842f00470eb 83 I2C lcd;
tomoya123 0:0842f00470eb 84 int addr;
tomoya123 0:0842f00470eb 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 0:0842f00470eb 86 wait( 0.04 ); // interval after hardware reset
tomoya123 0:0842f00470eb 87
tomoya123 0:0842f00470eb 88 for ( int i = 0; i < init_seq0_length; i++ ) {
tomoya123 0:0842f00470eb 89 lcd_command( init_seq0[ i ] );
tomoya123 0:0842f00470eb 90 wait( 30e-6 );
tomoya123 0:0842f00470eb 91 }
tomoya123 0:0842f00470eb 92
tomoya123 0:0842f00470eb 93 wait( 0.2 );
tomoya123 0:0842f00470eb 94
tomoya123 0:0842f00470eb 95 for ( int i = 0; i < init_seq1_length; i++ ) {
tomoya123 0:0842f00470eb 96 lcd_command( init_seq1[ i ] );
tomoya123 0:0842f00470eb 97 wait( 2e-3 );
tomoya123 0:0842f00470eb 98 }
tomoya123 0:0842f00470eb 99
tomoya123 0:0842f00470eb 100 if ( init_massage )
tomoya123 0:0842f00470eb 101 puts( 0, init_massage );
tomoya123 0:0842f00470eb 102
tomoya123 0:0842f00470eb 103 set_CGRAM( 7, '\x1F' );
tomoya123 0:0842f00470eb 104
tomoya123 0:0842f00470eb 105 curs[ 0 ] = 0;
tomoya123 0:0842f00470eb 106 curs[ 1 ] = 0;
tomoya123 0:0842f00470eb 107 }
tomoya123 0:0842f00470eb 108
tomoya123 0:0842f00470eb 109
tomoya123 0:0842f00470eb 110 ~HeptaLcd() {
tomoya123 0:0842f00470eb 111 }
tomoya123 0:0842f00470eb 112
tomoya123 0:0842f00470eb 113 void clear( void ) {
tomoya123 0:0842f00470eb 114 lcd_command( Comm_ClearDisplay );
tomoya123 0:0842f00470eb 115 wait( 2e-3 );
tomoya123 0:0842f00470eb 116 curs[ 0 ] = 0;
tomoya123 0:0842f00470eb 117 curs[ 1 ] = 0;
tomoya123 0:0842f00470eb 118 }
tomoya123 0:0842f00470eb 119
tomoya123 0:0842f00470eb 120 void initilize(){
tomoya123 0:0842f00470eb 121 char *init_massage = " ";
tomoya123 0:0842f00470eb 122 for ( int i = 0; i < init_seq0_length; i++ ) {
tomoya123 0:0842f00470eb 123 lcd_command( init_seq0[ i ] );
tomoya123 0:0842f00470eb 124 wait( 30e-6 );
tomoya123 0:0842f00470eb 125 }
tomoya123 0:0842f00470eb 126
tomoya123 0:0842f00470eb 127 wait( 0.2 );
tomoya123 0:0842f00470eb 128
tomoya123 0:0842f00470eb 129 for ( int i = 0; i < init_seq1_length; i++ ) {
tomoya123 0:0842f00470eb 130 lcd_command( init_seq1[ i ] );
tomoya123 0:0842f00470eb 131 wait( 2e-3 );
tomoya123 0:0842f00470eb 132 }
tomoya123 0:0842f00470eb 133
tomoya123 0:0842f00470eb 134 if ( init_massage )
tomoya123 0:0842f00470eb 135 puts( 0, init_massage );
tomoya123 0:0842f00470eb 136
tomoya123 0:0842f00470eb 137 set_CGRAM( 7, '\x1F' );
tomoya123 0:0842f00470eb 138
tomoya123 0:0842f00470eb 139 curs[ 0 ] = 0;
tomoya123 0:0842f00470eb 140 curs[ 1 ] = 0;
tomoya123 0:0842f00470eb 141 }
tomoya123 0:0842f00470eb 142 void put_custom_char( char c_code, const char *cg, char x, char y ) {
tomoya123 0:0842f00470eb 143 for ( int i = 0; i < 5; i++ ) {
tomoya123 0:0842f00470eb 144 set_CGRAM( c_code, cg );
tomoya123 0:0842f00470eb 145 putcxy( c_code, x, y );
tomoya123 0:0842f00470eb 146 }
tomoya123 0:0842f00470eb 147 }
tomoya123 0:0842f00470eb 148
tomoya123 0:0842f00470eb 149 void contrast( char contrast ) {
tomoya123 0:0842f00470eb 150 lcd_command( Comm_FunctionSet_Extended );
tomoya123 0:0842f00470eb 151 lcd_command( Comm_ContrastSet | (contrast & 0x0f) );
tomoya123 0:0842f00470eb 152 lcd_command( Comm_PwrIconContrast | ((contrast>>4) & 0x03) );
tomoya123 0:0842f00470eb 153 lcd_command( Comm_FunctionSet_Normal );
tomoya123 0:0842f00470eb 154 }
tomoya123 0:0842f00470eb 155
tomoya123 0:0842f00470eb 156 void set_CGRAM( char char_code, const char* cg ) {
tomoya123 0:0842f00470eb 157 for ( int i = 0; i < 8; i++ ) {
tomoya123 0:0842f00470eb 158 lcd_command( (Comm_SetCGRAM | (char_code << 3) | i) );
tomoya123 0:0842f00470eb 159 lcd_data( *cg++ );
tomoya123 0:0842f00470eb 160 }
tomoya123 0:0842f00470eb 161 }
tomoya123 0:0842f00470eb 162
tomoya123 0:0842f00470eb 163 void set_CGRAM( char char_code, char v ) {
tomoya123 0:0842f00470eb 164 char c[ 8 ];
tomoya123 0:0842f00470eb 165
tomoya123 0:0842f00470eb 166 for ( int i = 0; i < 8; i++ )
tomoya123 0:0842f00470eb 167 c[ i ] = v;
tomoya123 0:0842f00470eb 168
tomoya123 0:0842f00470eb 169 set_CGRAM( char_code, c );
tomoya123 0:0842f00470eb 170 }
tomoya123 0:0842f00470eb 171
tomoya123 0:0842f00470eb 172 void putcxy( char c, char x, char y ) {
tomoya123 0:0842f00470eb 173 if ( (x >= MaxCharsInALine) || (y >= 2) )
tomoya123 0:0842f00470eb 174 return;
tomoya123 0:0842f00470eb 175
tomoya123 0:0842f00470eb 176 lcd_command( (Comm_SetDDRAMAddress | DDRAMAddress_Ofst[ y ]) + x );
tomoya123 0:0842f00470eb 177 lcd_data( c );
tomoya123 0:0842f00470eb 178 }
tomoya123 0:0842f00470eb 179
tomoya123 0:0842f00470eb 180 void putc( char line, char c ) {
tomoya123 0:0842f00470eb 181 if ( (c == '\n') || (c == '\r') ) {
tomoya123 0:0842f00470eb 182 clear_lest_of_line( line );
tomoya123 0:0842f00470eb 183 curs[ line ] = 0;
tomoya123 0:0842f00470eb 184 return;
tomoya123 0:0842f00470eb 185 }
tomoya123 0:0842f00470eb 186
tomoya123 0:0842f00470eb 187 putcxy( c, curs[ line ]++, line );
tomoya123 0:0842f00470eb 188 }
tomoya123 0:0842f00470eb 189
tomoya123 0:0842f00470eb 190 void puts( char line, char *s ) {
tomoya123 0:0842f00470eb 191 while ( char c = *s++ )
tomoya123 0:0842f00470eb 192 putc( line, c );
tomoya123 0:0842f00470eb 193 }
tomoya123 0:0842f00470eb 194
tomoya123 0:0842f00470eb 195 void printf( char line, char *format, ... ) {
tomoya123 0:0842f00470eb 196 char s[ 32 ];
tomoya123 0:0842f00470eb 197 va_list args;
tomoya123 0:0842f00470eb 198
tomoya123 0:0842f00470eb 199 va_start( args, format );
tomoya123 0:0842f00470eb 200 vsnprintf( s, 32, format, args );
tomoya123 0:0842f00470eb 201 va_end( args );
tomoya123 0:0842f00470eb 202
tomoya123 0:0842f00470eb 203 puts( line, s );
tomoya123 0:0842f00470eb 204 }
tomoya123 0:0842f00470eb 205
tomoya123 0:0842f00470eb 206 private:
tomoya123 0:0842f00470eb 207 char curs[2];
tomoya123 0:0842f00470eb 208
tomoya123 0:0842f00470eb 209 void clear_lest_of_line( char line ) {
tomoya123 0:0842f00470eb 210 for ( int i = curs[ line ]; i < MaxCharsInALine; i++ )
tomoya123 0:0842f00470eb 211 putcxy( ' ', i, line );
tomoya123 0:0842f00470eb 212 }
tomoya123 0:0842f00470eb 213
tomoya123 0:0842f00470eb 214 int lcd_write( char first, char second ) {
tomoya123 0:0842f00470eb 215 char cmd[2];
tomoya123 0:0842f00470eb 216
tomoya123 0:0842f00470eb 217 cmd[ 0 ] = first;
tomoya123 0:0842f00470eb 218 cmd[ 1 ] = second;
tomoya123 0:0842f00470eb 219
tomoya123 0:0842f00470eb 220 return ( write( cmd, 2 ) );
tomoya123 0:0842f00470eb 221
tomoya123 0:0842f00470eb 222 }
tomoya123 0:0842f00470eb 223
tomoya123 0:0842f00470eb 224 int lcd_command( char command ) {
tomoya123 0:0842f00470eb 225 return ( lcd_write( COMMAND, command ) );
tomoya123 0:0842f00470eb 226 }
tomoya123 0:0842f00470eb 227
tomoya123 0:0842f00470eb 228 int lcd_data( char data ) {
tomoya123 0:0842f00470eb 229 return ( lcd_write( DATA, data ) );
tomoya123 0:0842f00470eb 230 }
tomoya123 0:0842f00470eb 231 }
tomoya123 0:0842f00470eb 232 ;
tomoya123 0:0842f00470eb 233
tomoya123 0:0842f00470eb 234 #endif
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