1Mbit EEPROMを便利に使うためのライブラリ
Dependents: EEPROM_Reset_Program EEPROM_Encode_Program SWAN_IZU2019_v1 Hybrid_OB2021_eeprom ... more
EEPROM_lib.cpp@4:d9de12f32978, 2019-02-12 (annotated)
- Committer:
- Sigma884
- Date:
- Tue Feb 12 15:47:01 2019 +0000
- Revision:
- 4:d9de12f32978
- Parent:
- 3:d040fa9b5bb9
- Child:
- 5:0dd9675460e6
3000 -> 2500 -> 3000
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
Sigma884 | 0:a945081a4a9e | 1 | #include "mbed.h" |
Sigma884 | 0:a945081a4a9e | 2 | #include "EEPROM_lib.h" |
Sigma884 | 0:a945081a4a9e | 3 | |
Sigma884 | 0:a945081a4a9e | 4 | EEPROM_lib::EEPROM_lib(I2C &user_i2c, int num){ |
Sigma884 | 0:a945081a4a9e | 5 | i2c = &user_i2c; |
Sigma884 | 0:a945081a4a9e | 6 | i2c -> frequency(400000); |
Sigma884 | 0:a945081a4a9e | 7 | |
Sigma884 | 0:a945081a4a9e | 8 | max_num = num; |
Sigma884 | 0:a945081a4a9e | 9 | buff_ptr = 0; |
Sigma884 | 0:a945081a4a9e | 10 | ptr[3] = ptr[2] = ptr[1] = ptr[0] = 0x00; |
Sigma884 | 0:a945081a4a9e | 11 | } |
Sigma884 | 0:a945081a4a9e | 12 | |
Sigma884 | 0:a945081a4a9e | 13 | void EEPROM_lib::writeByte(int num, int block, char ADDR_H, char ADDR_L, char DATA){ |
Sigma884 | 0:a945081a4a9e | 14 | if(num > max_num){ |
Sigma884 | 0:a945081a4a9e | 15 | return; |
Sigma884 | 0:a945081a4a9e | 16 | } |
Sigma884 | 0:a945081a4a9e | 17 | switch(num){ |
Sigma884 | 0:a945081a4a9e | 18 | case 1: |
Sigma884 | 0:a945081a4a9e | 19 | slave = EEPROM_ADDR_00_0; |
Sigma884 | 0:a945081a4a9e | 20 | break; |
Sigma884 | 0:a945081a4a9e | 21 | |
Sigma884 | 0:a945081a4a9e | 22 | case 2: |
Sigma884 | 0:a945081a4a9e | 23 | slave = EEPROM_ADDR_01_0; |
Sigma884 | 0:a945081a4a9e | 24 | break; |
Sigma884 | 0:a945081a4a9e | 25 | |
Sigma884 | 0:a945081a4a9e | 26 | case 3: |
Sigma884 | 0:a945081a4a9e | 27 | slave = EEPROM_ADDR_10_0; |
Sigma884 | 0:a945081a4a9e | 28 | break; |
Sigma884 | 0:a945081a4a9e | 29 | |
Sigma884 | 0:a945081a4a9e | 30 | case 4: |
Sigma884 | 0:a945081a4a9e | 31 | slave = EEPROM_ADDR_11_0; |
Sigma884 | 0:a945081a4a9e | 32 | break; |
Sigma884 | 0:a945081a4a9e | 33 | } |
Sigma884 | 0:a945081a4a9e | 34 | if(block == 1){ |
Sigma884 | 0:a945081a4a9e | 35 | slave = slave | 0x08; |
Sigma884 | 0:a945081a4a9e | 36 | } |
Sigma884 | 0:a945081a4a9e | 37 | cmd[0] = ADDR_H; |
Sigma884 | 0:a945081a4a9e | 38 | cmd[1] = ADDR_L; |
Sigma884 | 0:a945081a4a9e | 39 | cmd[2] = DATA; |
Sigma884 | 0:a945081a4a9e | 40 | |
Sigma884 | 0:a945081a4a9e | 41 | i2c -> write(slave, cmd, 3); |
Sigma884 | 0:a945081a4a9e | 42 | wait_us(EEPROM_WAIT_US); |
Sigma884 | 0:a945081a4a9e | 43 | } |
Sigma884 | 0:a945081a4a9e | 44 | |
Sigma884 | 0:a945081a4a9e | 45 | void EEPROM_lib::writePage(int num, int block, char ADDR_H, char ADDR_L, char *DATA){ |
Sigma884 | 0:a945081a4a9e | 46 | if(num > max_num){ |
Sigma884 | 0:a945081a4a9e | 47 | return; |
Sigma884 | 0:a945081a4a9e | 48 | } |
Sigma884 | 0:a945081a4a9e | 49 | switch(num){ |
Sigma884 | 0:a945081a4a9e | 50 | case 1: |
Sigma884 | 0:a945081a4a9e | 51 | slave = EEPROM_ADDR_00_0; |
Sigma884 | 0:a945081a4a9e | 52 | break; |
Sigma884 | 0:a945081a4a9e | 53 | |
Sigma884 | 0:a945081a4a9e | 54 | case 2: |
Sigma884 | 0:a945081a4a9e | 55 | slave = EEPROM_ADDR_01_0; |
Sigma884 | 0:a945081a4a9e | 56 | break; |
Sigma884 | 0:a945081a4a9e | 57 | |
Sigma884 | 0:a945081a4a9e | 58 | case 3: |
Sigma884 | 0:a945081a4a9e | 59 | slave = EEPROM_ADDR_10_0; |
Sigma884 | 0:a945081a4a9e | 60 | break; |
Sigma884 | 0:a945081a4a9e | 61 | |
Sigma884 | 0:a945081a4a9e | 62 | case 4: |
Sigma884 | 0:a945081a4a9e | 63 | slave = EEPROM_ADDR_11_0; |
Sigma884 | 0:a945081a4a9e | 64 | break; |
Sigma884 | 0:a945081a4a9e | 65 | } |
Sigma884 | 0:a945081a4a9e | 66 | if(block == 1){ |
Sigma884 | 0:a945081a4a9e | 67 | slave = slave | 0x08; |
Sigma884 | 0:a945081a4a9e | 68 | } |
Sigma884 | 0:a945081a4a9e | 69 | cmd[0] = ADDR_H; |
Sigma884 | 0:a945081a4a9e | 70 | cmd[1] = ADDR_L; |
Sigma884 | 0:a945081a4a9e | 71 | for(int i = 2; i < 130; i ++){ |
Sigma884 | 0:a945081a4a9e | 72 | cmd[i] = DATA[i-2]; |
Sigma884 | 0:a945081a4a9e | 73 | } |
Sigma884 | 0:a945081a4a9e | 74 | |
Sigma884 | 0:a945081a4a9e | 75 | i2c -> write(slave, cmd, 130); |
Sigma884 | 0:a945081a4a9e | 76 | wait_us(EEPROM_WAIT_US); |
Sigma884 | 0:a945081a4a9e | 77 | } |
Sigma884 | 0:a945081a4a9e | 78 | |
Sigma884 | 0:a945081a4a9e | 79 | void EEPROM_lib::setWriteAddr(int num, int block, char ADDR_H, char ADDR_L){ |
Sigma884 | 0:a945081a4a9e | 80 | if(num > max_num){ |
Sigma884 | 0:a945081a4a9e | 81 | return; |
Sigma884 | 0:a945081a4a9e | 82 | } |
Sigma884 | 0:a945081a4a9e | 83 | switch(num){ |
Sigma884 | 0:a945081a4a9e | 84 | case 1: |
Sigma884 | 0:a945081a4a9e | 85 | slave = EEPROM_ADDR_00_0; |
Sigma884 | 0:a945081a4a9e | 86 | break; |
Sigma884 | 0:a945081a4a9e | 87 | |
Sigma884 | 0:a945081a4a9e | 88 | case 2: |
Sigma884 | 0:a945081a4a9e | 89 | slave = EEPROM_ADDR_01_0; |
Sigma884 | 0:a945081a4a9e | 90 | break; |
Sigma884 | 0:a945081a4a9e | 91 | |
Sigma884 | 0:a945081a4a9e | 92 | case 3: |
Sigma884 | 0:a945081a4a9e | 93 | slave = EEPROM_ADDR_10_0; |
Sigma884 | 0:a945081a4a9e | 94 | break; |
Sigma884 | 0:a945081a4a9e | 95 | |
Sigma884 | 0:a945081a4a9e | 96 | case 4: |
Sigma884 | 0:a945081a4a9e | 97 | slave = EEPROM_ADDR_11_0; |
Sigma884 | 0:a945081a4a9e | 98 | break; |
Sigma884 | 0:a945081a4a9e | 99 | } |
Sigma884 | 0:a945081a4a9e | 100 | if(block == 1){ |
Sigma884 | 0:a945081a4a9e | 101 | slave = slave | 0x08; |
Sigma884 | 0:a945081a4a9e | 102 | } |
Sigma884 | 0:a945081a4a9e | 103 | cmd[0] = ADDR_H; |
Sigma884 | 0:a945081a4a9e | 104 | cmd[1] = ADDR_L; |
Sigma884 | 0:a945081a4a9e | 105 | } |
Sigma884 | 0:a945081a4a9e | 106 | |
Sigma884 | 0:a945081a4a9e | 107 | int EEPROM_lib::chargeBuff(char DATA){ |
Sigma884 | 0:a945081a4a9e | 108 | if(buff_ptr < 128){ |
Sigma884 | 0:a945081a4a9e | 109 | EEPROM_cast.c = DATA; |
Sigma884 | 0:a945081a4a9e | 110 | cmd[buff_ptr + 2] = EEPROM_cast.cast[0]; |
Sigma884 | 0:a945081a4a9e | 111 | |
Sigma884 | 0:a945081a4a9e | 112 | buff_ptr ++; |
Sigma884 | 0:a945081a4a9e | 113 | } |
Sigma884 | 0:a945081a4a9e | 114 | return buff_ptr; |
Sigma884 | 0:a945081a4a9e | 115 | } |
Sigma884 | 0:a945081a4a9e | 116 | |
Sigma884 | 0:a945081a4a9e | 117 | int EEPROM_lib::chargeBuff(bool DATA){ |
Sigma884 | 0:a945081a4a9e | 118 | if(buff_ptr < 128){ |
Sigma884 | 0:a945081a4a9e | 119 | EEPROM_cast.b = DATA; |
Sigma884 | 0:a945081a4a9e | 120 | cmd[buff_ptr + 2] = EEPROM_cast.cast[0]; |
Sigma884 | 0:a945081a4a9e | 121 | |
Sigma884 | 0:a945081a4a9e | 122 | buff_ptr ++; |
Sigma884 | 0:a945081a4a9e | 123 | } |
Sigma884 | 0:a945081a4a9e | 124 | return buff_ptr; |
Sigma884 | 0:a945081a4a9e | 125 | } |
Sigma884 | 0:a945081a4a9e | 126 | |
Sigma884 | 0:a945081a4a9e | 127 | int EEPROM_lib::chargeBuff(int DATA){ |
Sigma884 | 0:a945081a4a9e | 128 | if(buff_ptr < 128 - 3){ |
Sigma884 | 0:a945081a4a9e | 129 | EEPROM_cast.i = DATA; |
Sigma884 | 3:d040fa9b5bb9 | 130 | cmd[buff_ptr + 2] = EEPROM_cast.cast[0]; |
Sigma884 | 3:d040fa9b5bb9 | 131 | cmd[buff_ptr + 3] = EEPROM_cast.cast[1]; |
Sigma884 | 3:d040fa9b5bb9 | 132 | cmd[buff_ptr + 4] = EEPROM_cast.cast[2]; |
Sigma884 | 3:d040fa9b5bb9 | 133 | cmd[buff_ptr + 5] = EEPROM_cast.cast[3]; |
Sigma884 | 0:a945081a4a9e | 134 | |
Sigma884 | 0:a945081a4a9e | 135 | buff_ptr += 4; |
Sigma884 | 0:a945081a4a9e | 136 | } |
Sigma884 | 0:a945081a4a9e | 137 | return buff_ptr; |
Sigma884 | 0:a945081a4a9e | 138 | } |
Sigma884 | 0:a945081a4a9e | 139 | |
Sigma884 | 0:a945081a4a9e | 140 | int EEPROM_lib::chargeBuff(short DATA){ |
Sigma884 | 0:a945081a4a9e | 141 | if(buff_ptr < 128 - 1){ |
Sigma884 | 0:a945081a4a9e | 142 | EEPROM_cast.s = DATA; |
Sigma884 | 3:d040fa9b5bb9 | 143 | cmd[buff_ptr + 2] = EEPROM_cast.cast[0]; |
Sigma884 | 3:d040fa9b5bb9 | 144 | cmd[buff_ptr + 3] = EEPROM_cast.cast[1]; |
Sigma884 | 0:a945081a4a9e | 145 | |
Sigma884 | 0:a945081a4a9e | 146 | buff_ptr += 2; |
Sigma884 | 0:a945081a4a9e | 147 | } |
Sigma884 | 0:a945081a4a9e | 148 | return buff_ptr; |
Sigma884 | 0:a945081a4a9e | 149 | } |
Sigma884 | 0:a945081a4a9e | 150 | |
Sigma884 | 0:a945081a4a9e | 151 | int EEPROM_lib::chargeBuff(long long DATA){ |
Sigma884 | 0:a945081a4a9e | 152 | if(buff_ptr < 128 - 7){ |
Sigma884 | 0:a945081a4a9e | 153 | EEPROM_cast.ll = DATA; |
Sigma884 | 3:d040fa9b5bb9 | 154 | cmd[buff_ptr + 2] = EEPROM_cast.cast[0]; |
Sigma884 | 3:d040fa9b5bb9 | 155 | cmd[buff_ptr + 3] = EEPROM_cast.cast[1]; |
Sigma884 | 3:d040fa9b5bb9 | 156 | cmd[buff_ptr + 4] = EEPROM_cast.cast[2]; |
Sigma884 | 3:d040fa9b5bb9 | 157 | cmd[buff_ptr + 5] = EEPROM_cast.cast[3]; |
Sigma884 | 3:d040fa9b5bb9 | 158 | cmd[buff_ptr + 6] = EEPROM_cast.cast[4]; |
Sigma884 | 3:d040fa9b5bb9 | 159 | cmd[buff_ptr + 7] = EEPROM_cast.cast[5]; |
Sigma884 | 3:d040fa9b5bb9 | 160 | cmd[buff_ptr + 8] = EEPROM_cast.cast[6]; |
Sigma884 | 3:d040fa9b5bb9 | 161 | cmd[buff_ptr + 9] = EEPROM_cast.cast[7]; |
Sigma884 | 0:a945081a4a9e | 162 | |
Sigma884 | 0:a945081a4a9e | 163 | buff_ptr += 8; |
Sigma884 | 0:a945081a4a9e | 164 | } |
Sigma884 | 0:a945081a4a9e | 165 | return buff_ptr; |
Sigma884 | 0:a945081a4a9e | 166 | } |
Sigma884 | 0:a945081a4a9e | 167 | |
Sigma884 | 0:a945081a4a9e | 168 | int EEPROM_lib::chargeBuff(float DATA){ |
Sigma884 | 0:a945081a4a9e | 169 | if(buff_ptr < 128 - 3){ |
Sigma884 | 0:a945081a4a9e | 170 | EEPROM_cast.f = DATA; |
Sigma884 | 3:d040fa9b5bb9 | 171 | cmd[buff_ptr + 2] = EEPROM_cast.cast[0]; |
Sigma884 | 3:d040fa9b5bb9 | 172 | cmd[buff_ptr + 3] = EEPROM_cast.cast[1]; |
Sigma884 | 3:d040fa9b5bb9 | 173 | cmd[buff_ptr + 4] = EEPROM_cast.cast[2]; |
Sigma884 | 3:d040fa9b5bb9 | 174 | cmd[buff_ptr + 5] = EEPROM_cast.cast[3]; |
Sigma884 | 0:a945081a4a9e | 175 | |
Sigma884 | 0:a945081a4a9e | 176 | buff_ptr += 4; |
Sigma884 | 0:a945081a4a9e | 177 | } |
Sigma884 | 0:a945081a4a9e | 178 | return buff_ptr; |
Sigma884 | 0:a945081a4a9e | 179 | } |
Sigma884 | 0:a945081a4a9e | 180 | |
Sigma884 | 0:a945081a4a9e | 181 | int EEPROM_lib::chargeBuff(double DATA){ |
Sigma884 | 0:a945081a4a9e | 182 | if(buff_ptr < 128 - 7){ |
Sigma884 | 0:a945081a4a9e | 183 | EEPROM_cast.d = DATA; |
Sigma884 | 3:d040fa9b5bb9 | 184 | cmd[buff_ptr + 2] = EEPROM_cast.cast[0]; |
Sigma884 | 3:d040fa9b5bb9 | 185 | cmd[buff_ptr + 3] = EEPROM_cast.cast[1]; |
Sigma884 | 3:d040fa9b5bb9 | 186 | cmd[buff_ptr + 4] = EEPROM_cast.cast[2]; |
Sigma884 | 3:d040fa9b5bb9 | 187 | cmd[buff_ptr + 5] = EEPROM_cast.cast[3]; |
Sigma884 | 3:d040fa9b5bb9 | 188 | cmd[buff_ptr + 6] = EEPROM_cast.cast[4]; |
Sigma884 | 3:d040fa9b5bb9 | 189 | cmd[buff_ptr + 7] = EEPROM_cast.cast[5]; |
Sigma884 | 3:d040fa9b5bb9 | 190 | cmd[buff_ptr + 8] = EEPROM_cast.cast[6]; |
Sigma884 | 3:d040fa9b5bb9 | 191 | cmd[buff_ptr + 9] = EEPROM_cast.cast[7]; |
Sigma884 | 0:a945081a4a9e | 192 | |
Sigma884 | 0:a945081a4a9e | 193 | buff_ptr += 8; |
Sigma884 | 0:a945081a4a9e | 194 | } |
Sigma884 | 0:a945081a4a9e | 195 | return buff_ptr; |
Sigma884 | 0:a945081a4a9e | 196 | } |
Sigma884 | 0:a945081a4a9e | 197 | |
Sigma884 | 0:a945081a4a9e | 198 | void EEPROM_lib::writeBuff(){ |
Sigma884 | 0:a945081a4a9e | 199 | for(int i = buff_ptr+2; i < 130; i ++){ |
Sigma884 | 0:a945081a4a9e | 200 | cmd[i] = 0x00; |
Sigma884 | 0:a945081a4a9e | 201 | } |
Sigma884 | 0:a945081a4a9e | 202 | i2c -> write(slave, cmd, 130); |
Sigma884 | 0:a945081a4a9e | 203 | wait_us(EEPROM_WAIT_US); |
Sigma884 | 0:a945081a4a9e | 204 | |
Sigma884 | 0:a945081a4a9e | 205 | buff_ptr = 0; |
Sigma884 | 0:a945081a4a9e | 206 | } |
Sigma884 | 0:a945081a4a9e | 207 | |
Sigma884 | 0:a945081a4a9e | 208 | int EEPROM_lib::setNextPage(){ |
Sigma884 | 0:a945081a4a9e | 209 | if(cmd[1] == 0x00){ |
Sigma884 | 0:a945081a4a9e | 210 | cmd[1] = 0x80; |
Sigma884 | 0:a945081a4a9e | 211 | ptr[3] = cmd[1]; |
Sigma884 | 0:a945081a4a9e | 212 | } |
Sigma884 | 0:a945081a4a9e | 213 | else{ |
Sigma884 | 0:a945081a4a9e | 214 | cmd[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 215 | ptr[3] = cmd[1]; |
Sigma884 | 0:a945081a4a9e | 216 | if(cmd[0] == 0xFF){ |
Sigma884 | 0:a945081a4a9e | 217 | cmd[0] = 0x00; |
Sigma884 | 0:a945081a4a9e | 218 | ptr[2] = cmd[0]; |
Sigma884 | 0:a945081a4a9e | 219 | switch(slave){ |
Sigma884 | 0:a945081a4a9e | 220 | case EEPROM_ADDR_00_0: |
Sigma884 | 0:a945081a4a9e | 221 | slave = EEPROM_ADDR_00_1; |
Sigma884 | 0:a945081a4a9e | 222 | ptr[0] = 0x00; |
Sigma884 | 0:a945081a4a9e | 223 | ptr[1] = 0x01; |
Sigma884 | 0:a945081a4a9e | 224 | break; |
Sigma884 | 0:a945081a4a9e | 225 | |
Sigma884 | 0:a945081a4a9e | 226 | case EEPROM_ADDR_00_1: |
Sigma884 | 0:a945081a4a9e | 227 | slave = EEPROM_ADDR_01_0; |
Sigma884 | 0:a945081a4a9e | 228 | ptr[0] = 0x01; |
Sigma884 | 0:a945081a4a9e | 229 | ptr[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 230 | break; |
Sigma884 | 0:a945081a4a9e | 231 | |
Sigma884 | 0:a945081a4a9e | 232 | case EEPROM_ADDR_01_0: |
Sigma884 | 0:a945081a4a9e | 233 | slave = EEPROM_ADDR_01_1; |
Sigma884 | 0:a945081a4a9e | 234 | ptr[0] = 0x01; |
Sigma884 | 0:a945081a4a9e | 235 | ptr[1] = 0x01; |
Sigma884 | 0:a945081a4a9e | 236 | break; |
Sigma884 | 0:a945081a4a9e | 237 | |
Sigma884 | 0:a945081a4a9e | 238 | case EEPROM_ADDR_01_1: |
Sigma884 | 0:a945081a4a9e | 239 | slave = EEPROM_ADDR_10_0; |
Sigma884 | 0:a945081a4a9e | 240 | ptr[0] = 0x02; |
Sigma884 | 0:a945081a4a9e | 241 | ptr[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 242 | break; |
Sigma884 | 0:a945081a4a9e | 243 | |
Sigma884 | 0:a945081a4a9e | 244 | case EEPROM_ADDR_10_0: |
Sigma884 | 0:a945081a4a9e | 245 | slave = EEPROM_ADDR_10_1; |
Sigma884 | 0:a945081a4a9e | 246 | ptr[0] = 0x02; |
Sigma884 | 0:a945081a4a9e | 247 | ptr[1] = 0x01; |
Sigma884 | 0:a945081a4a9e | 248 | break; |
Sigma884 | 0:a945081a4a9e | 249 | |
Sigma884 | 0:a945081a4a9e | 250 | case EEPROM_ADDR_10_1: |
Sigma884 | 0:a945081a4a9e | 251 | slave = EEPROM_ADDR_11_0; |
Sigma884 | 0:a945081a4a9e | 252 | ptr[0] = 0x03; |
Sigma884 | 0:a945081a4a9e | 253 | ptr[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 254 | break; |
Sigma884 | 0:a945081a4a9e | 255 | |
Sigma884 | 0:a945081a4a9e | 256 | case EEPROM_ADDR_11_0: |
Sigma884 | 0:a945081a4a9e | 257 | slave = EEPROM_ADDR_11_1; |
Sigma884 | 0:a945081a4a9e | 258 | ptr[0] = 0x03; |
Sigma884 | 0:a945081a4a9e | 259 | ptr[1] = 0x01; |
Sigma884 | 0:a945081a4a9e | 260 | break; |
Sigma884 | 0:a945081a4a9e | 261 | |
Sigma884 | 0:a945081a4a9e | 262 | case EEPROM_ADDR_11_1: |
Sigma884 | 0:a945081a4a9e | 263 | slave = 0x00; |
Sigma884 | 0:a945081a4a9e | 264 | ptr[0] = 0x04; |
Sigma884 | 0:a945081a4a9e | 265 | ptr[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 266 | } |
Sigma884 | 0:a945081a4a9e | 267 | } |
Sigma884 | 0:a945081a4a9e | 268 | else{ |
Sigma884 | 0:a945081a4a9e | 269 | cmd[0] ++; |
Sigma884 | 0:a945081a4a9e | 270 | ptr[2] = cmd[0]; |
Sigma884 | 0:a945081a4a9e | 271 | switch(slave){ |
Sigma884 | 0:a945081a4a9e | 272 | case EEPROM_ADDR_00_0: |
Sigma884 | 0:a945081a4a9e | 273 | ptr[0] = 0x00; |
Sigma884 | 0:a945081a4a9e | 274 | ptr[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 275 | break; |
Sigma884 | 0:a945081a4a9e | 276 | |
Sigma884 | 0:a945081a4a9e | 277 | case EEPROM_ADDR_00_1: |
Sigma884 | 0:a945081a4a9e | 278 | ptr[0] = 0x00; |
Sigma884 | 0:a945081a4a9e | 279 | ptr[1] = 0x01; |
Sigma884 | 0:a945081a4a9e | 280 | break; |
Sigma884 | 0:a945081a4a9e | 281 | |
Sigma884 | 0:a945081a4a9e | 282 | case EEPROM_ADDR_01_0: |
Sigma884 | 0:a945081a4a9e | 283 | ptr[0] = 0x01; |
Sigma884 | 0:a945081a4a9e | 284 | ptr[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 285 | break; |
Sigma884 | 0:a945081a4a9e | 286 | |
Sigma884 | 0:a945081a4a9e | 287 | case EEPROM_ADDR_01_1: |
Sigma884 | 0:a945081a4a9e | 288 | ptr[0] = 0x01; |
Sigma884 | 0:a945081a4a9e | 289 | ptr[1] = 0x01; |
Sigma884 | 0:a945081a4a9e | 290 | break; |
Sigma884 | 0:a945081a4a9e | 291 | |
Sigma884 | 0:a945081a4a9e | 292 | case EEPROM_ADDR_10_0: |
Sigma884 | 0:a945081a4a9e | 293 | ptr[0] = 0x02; |
Sigma884 | 0:a945081a4a9e | 294 | ptr[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 295 | break; |
Sigma884 | 0:a945081a4a9e | 296 | |
Sigma884 | 0:a945081a4a9e | 297 | case EEPROM_ADDR_10_1: |
Sigma884 | 0:a945081a4a9e | 298 | ptr[0] = 0x02; |
Sigma884 | 0:a945081a4a9e | 299 | ptr[1] = 0x01; |
Sigma884 | 0:a945081a4a9e | 300 | break; |
Sigma884 | 0:a945081a4a9e | 301 | |
Sigma884 | 0:a945081a4a9e | 302 | case EEPROM_ADDR_11_0: |
Sigma884 | 0:a945081a4a9e | 303 | ptr[0] = 0x03; |
Sigma884 | 0:a945081a4a9e | 304 | ptr[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 305 | break; |
Sigma884 | 0:a945081a4a9e | 306 | |
Sigma884 | 0:a945081a4a9e | 307 | case EEPROM_ADDR_11_1: |
Sigma884 | 0:a945081a4a9e | 308 | ptr[0] = 0x03; |
Sigma884 | 0:a945081a4a9e | 309 | ptr[1] = 0x01; |
Sigma884 | 0:a945081a4a9e | 310 | break; |
Sigma884 | 0:a945081a4a9e | 311 | } |
Sigma884 | 0:a945081a4a9e | 312 | } |
Sigma884 | 0:a945081a4a9e | 313 | } |
Sigma884 | 0:a945081a4a9e | 314 | |
Sigma884 | 0:a945081a4a9e | 315 | switch(max_num){ |
Sigma884 | 0:a945081a4a9e | 316 | case 1: |
Sigma884 | 0:a945081a4a9e | 317 | if(ptr[0] > 0x00){ |
Sigma884 | 0:a945081a4a9e | 318 | slave = 0x00; |
Sigma884 | 0:a945081a4a9e | 319 | cmd[0] = 0x00; |
Sigma884 | 0:a945081a4a9e | 320 | cmd[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 321 | ptr[0] = 0x01; |
Sigma884 | 0:a945081a4a9e | 322 | ptr[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 323 | ptr[2] = 0x00; |
Sigma884 | 0:a945081a4a9e | 324 | ptr[3] = 0x00; |
Sigma884 | 0:a945081a4a9e | 325 | } |
Sigma884 | 0:a945081a4a9e | 326 | break; |
Sigma884 | 0:a945081a4a9e | 327 | |
Sigma884 | 0:a945081a4a9e | 328 | case 2: |
Sigma884 | 0:a945081a4a9e | 329 | if(ptr[0] > 0x01){ |
Sigma884 | 0:a945081a4a9e | 330 | slave = 0x00; |
Sigma884 | 0:a945081a4a9e | 331 | cmd[0] = 0x00; |
Sigma884 | 0:a945081a4a9e | 332 | cmd[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 333 | ptr[0] = 0x02; |
Sigma884 | 0:a945081a4a9e | 334 | ptr[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 335 | ptr[2] = 0x00; |
Sigma884 | 0:a945081a4a9e | 336 | ptr[3] = 0x00; |
Sigma884 | 0:a945081a4a9e | 337 | } |
Sigma884 | 0:a945081a4a9e | 338 | break; |
Sigma884 | 0:a945081a4a9e | 339 | |
Sigma884 | 0:a945081a4a9e | 340 | case 3: |
Sigma884 | 0:a945081a4a9e | 341 | if(ptr[0] > 0x02){ |
Sigma884 | 0:a945081a4a9e | 342 | slave = 0x00; |
Sigma884 | 0:a945081a4a9e | 343 | cmd[0] = 0x00; |
Sigma884 | 0:a945081a4a9e | 344 | cmd[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 345 | ptr[0] = 0x03; |
Sigma884 | 0:a945081a4a9e | 346 | ptr[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 347 | ptr[2] = 0x00; |
Sigma884 | 0:a945081a4a9e | 348 | ptr[3] = 0x00; |
Sigma884 | 0:a945081a4a9e | 349 | } |
Sigma884 | 0:a945081a4a9e | 350 | break; |
Sigma884 | 0:a945081a4a9e | 351 | |
Sigma884 | 0:a945081a4a9e | 352 | case 4: |
Sigma884 | 0:a945081a4a9e | 353 | if(ptr[0] > 0x03){ |
Sigma884 | 0:a945081a4a9e | 354 | slave = 0x00; |
Sigma884 | 0:a945081a4a9e | 355 | cmd[0] = 0x00; |
Sigma884 | 0:a945081a4a9e | 356 | cmd[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 357 | ptr[0] = 0x04; |
Sigma884 | 0:a945081a4a9e | 358 | ptr[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 359 | ptr[2] = 0x00; |
Sigma884 | 0:a945081a4a9e | 360 | ptr[3] = 0x00; |
Sigma884 | 0:a945081a4a9e | 361 | } |
Sigma884 | 0:a945081a4a9e | 362 | break; |
Sigma884 | 0:a945081a4a9e | 363 | } |
Sigma884 | 0:a945081a4a9e | 364 | |
Sigma884 | 0:a945081a4a9e | 365 | return (ptr[0] << 24) | (ptr[1] << 16) | (ptr[2] << 8) | ptr[3]; |
Sigma884 | 0:a945081a4a9e | 366 | } |
Sigma884 | 0:a945081a4a9e | 367 | |
Sigma884 | 0:a945081a4a9e | 368 | char EEPROM_lib::readByte(int num, int block, char ADDR_H, char ADDR_L){ |
Sigma884 | 0:a945081a4a9e | 369 | if(num > max_num){ |
Sigma884 | 0:a945081a4a9e | 370 | return 0x00; |
Sigma884 | 0:a945081a4a9e | 371 | } |
Sigma884 | 0:a945081a4a9e | 372 | switch(num){ |
Sigma884 | 0:a945081a4a9e | 373 | case 1: |
Sigma884 | 0:a945081a4a9e | 374 | slave = EEPROM_ADDR_00_0; |
Sigma884 | 0:a945081a4a9e | 375 | break; |
Sigma884 | 0:a945081a4a9e | 376 | |
Sigma884 | 0:a945081a4a9e | 377 | case 2: |
Sigma884 | 0:a945081a4a9e | 378 | slave = EEPROM_ADDR_01_0; |
Sigma884 | 0:a945081a4a9e | 379 | break; |
Sigma884 | 0:a945081a4a9e | 380 | |
Sigma884 | 0:a945081a4a9e | 381 | case 3: |
Sigma884 | 0:a945081a4a9e | 382 | slave = EEPROM_ADDR_10_0; |
Sigma884 | 0:a945081a4a9e | 383 | break; |
Sigma884 | 0:a945081a4a9e | 384 | |
Sigma884 | 0:a945081a4a9e | 385 | case 4: |
Sigma884 | 0:a945081a4a9e | 386 | slave = EEPROM_ADDR_11_0; |
Sigma884 | 0:a945081a4a9e | 387 | break; |
Sigma884 | 0:a945081a4a9e | 388 | } |
Sigma884 | 0:a945081a4a9e | 389 | if(block == 1){ |
Sigma884 | 0:a945081a4a9e | 390 | slave = slave | 0x08; |
Sigma884 | 0:a945081a4a9e | 391 | } |
Sigma884 | 0:a945081a4a9e | 392 | cmd[0] = ADDR_H; |
Sigma884 | 0:a945081a4a9e | 393 | cmd[1] = ADDR_L; |
Sigma884 | 0:a945081a4a9e | 394 | |
Sigma884 | 0:a945081a4a9e | 395 | i2c -> write(slave, cmd, 2); |
Sigma884 | 0:a945081a4a9e | 396 | i2c -> read(slave | 1, cmd, 1); |
Sigma884 | 0:a945081a4a9e | 397 | |
Sigma884 | 0:a945081a4a9e | 398 | return cmd[0]; |
Sigma884 | 0:a945081a4a9e | 399 | } |
Sigma884 | 0:a945081a4a9e | 400 | |
Sigma884 | 0:a945081a4a9e | 401 | void EEPROM_lib::readMultiByte(int num, int block, char ADDR_H, char ADDR_L, char *DATA, int size){ |
Sigma884 | 0:a945081a4a9e | 402 | if(num > max_num){ |
Sigma884 | 0:a945081a4a9e | 403 | return; |
Sigma884 | 0:a945081a4a9e | 404 | } |
Sigma884 | 0:a945081a4a9e | 405 | switch(num){ |
Sigma884 | 0:a945081a4a9e | 406 | case 1: |
Sigma884 | 0:a945081a4a9e | 407 | slave = EEPROM_ADDR_00_0; |
Sigma884 | 0:a945081a4a9e | 408 | break; |
Sigma884 | 0:a945081a4a9e | 409 | |
Sigma884 | 0:a945081a4a9e | 410 | case 2: |
Sigma884 | 0:a945081a4a9e | 411 | slave = EEPROM_ADDR_01_0; |
Sigma884 | 0:a945081a4a9e | 412 | break; |
Sigma884 | 0:a945081a4a9e | 413 | |
Sigma884 | 0:a945081a4a9e | 414 | case 3: |
Sigma884 | 0:a945081a4a9e | 415 | slave = EEPROM_ADDR_10_0; |
Sigma884 | 0:a945081a4a9e | 416 | break; |
Sigma884 | 0:a945081a4a9e | 417 | |
Sigma884 | 0:a945081a4a9e | 418 | case 4: |
Sigma884 | 0:a945081a4a9e | 419 | slave = EEPROM_ADDR_11_0; |
Sigma884 | 0:a945081a4a9e | 420 | break; |
Sigma884 | 0:a945081a4a9e | 421 | } |
Sigma884 | 0:a945081a4a9e | 422 | if(block == 1){ |
Sigma884 | 0:a945081a4a9e | 423 | slave = slave | 0x08; |
Sigma884 | 0:a945081a4a9e | 424 | } |
Sigma884 | 0:a945081a4a9e | 425 | cmd[0] = ADDR_H; |
Sigma884 | 0:a945081a4a9e | 426 | cmd[1] = ADDR_L; |
Sigma884 | 0:a945081a4a9e | 427 | |
Sigma884 | 0:a945081a4a9e | 428 | i2c -> write(slave, cmd, 2); |
Sigma884 | 0:a945081a4a9e | 429 | i2c -> read(slave | 1, DATA, size); |
Sigma884 | 0:a945081a4a9e | 430 | } |