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@5:0dd9675460e6, 2021-05-23 (annotated)
- Committer:
- Sigma884
- Date:
- Sun May 23 07:57:49 2021 +0000
- Revision:
- 5:0dd9675460e6
- Parent:
- 3:d040fa9b5bb9
Add changing "ptr" function to setWriteAddr
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 | 5:0dd9675460e6 | 105 | |
Sigma884 | 5:0dd9675460e6 | 106 | ptr[0] = (char)num - 1; |
Sigma884 | 5:0dd9675460e6 | 107 | ptr[1] = (char)block; |
Sigma884 | 5:0dd9675460e6 | 108 | ptr[2] = ADDR_H; |
Sigma884 | 5:0dd9675460e6 | 109 | ptr[3] = ADDR_L; |
Sigma884 | 0:a945081a4a9e | 110 | } |
Sigma884 | 0:a945081a4a9e | 111 | |
Sigma884 | 0:a945081a4a9e | 112 | int EEPROM_lib::chargeBuff(char DATA){ |
Sigma884 | 0:a945081a4a9e | 113 | if(buff_ptr < 128){ |
Sigma884 | 0:a945081a4a9e | 114 | EEPROM_cast.c = DATA; |
Sigma884 | 0:a945081a4a9e | 115 | cmd[buff_ptr + 2] = EEPROM_cast.cast[0]; |
Sigma884 | 0:a945081a4a9e | 116 | |
Sigma884 | 0:a945081a4a9e | 117 | buff_ptr ++; |
Sigma884 | 0:a945081a4a9e | 118 | } |
Sigma884 | 0:a945081a4a9e | 119 | return buff_ptr; |
Sigma884 | 0:a945081a4a9e | 120 | } |
Sigma884 | 0:a945081a4a9e | 121 | |
Sigma884 | 0:a945081a4a9e | 122 | int EEPROM_lib::chargeBuff(bool DATA){ |
Sigma884 | 0:a945081a4a9e | 123 | if(buff_ptr < 128){ |
Sigma884 | 0:a945081a4a9e | 124 | EEPROM_cast.b = DATA; |
Sigma884 | 0:a945081a4a9e | 125 | cmd[buff_ptr + 2] = EEPROM_cast.cast[0]; |
Sigma884 | 0:a945081a4a9e | 126 | |
Sigma884 | 0:a945081a4a9e | 127 | buff_ptr ++; |
Sigma884 | 0:a945081a4a9e | 128 | } |
Sigma884 | 0:a945081a4a9e | 129 | return buff_ptr; |
Sigma884 | 0:a945081a4a9e | 130 | } |
Sigma884 | 0:a945081a4a9e | 131 | |
Sigma884 | 0:a945081a4a9e | 132 | int EEPROM_lib::chargeBuff(int DATA){ |
Sigma884 | 0:a945081a4a9e | 133 | if(buff_ptr < 128 - 3){ |
Sigma884 | 0:a945081a4a9e | 134 | EEPROM_cast.i = DATA; |
Sigma884 | 3:d040fa9b5bb9 | 135 | cmd[buff_ptr + 2] = EEPROM_cast.cast[0]; |
Sigma884 | 3:d040fa9b5bb9 | 136 | cmd[buff_ptr + 3] = EEPROM_cast.cast[1]; |
Sigma884 | 3:d040fa9b5bb9 | 137 | cmd[buff_ptr + 4] = EEPROM_cast.cast[2]; |
Sigma884 | 3:d040fa9b5bb9 | 138 | cmd[buff_ptr + 5] = EEPROM_cast.cast[3]; |
Sigma884 | 0:a945081a4a9e | 139 | |
Sigma884 | 0:a945081a4a9e | 140 | buff_ptr += 4; |
Sigma884 | 0:a945081a4a9e | 141 | } |
Sigma884 | 0:a945081a4a9e | 142 | return buff_ptr; |
Sigma884 | 0:a945081a4a9e | 143 | } |
Sigma884 | 0:a945081a4a9e | 144 | |
Sigma884 | 0:a945081a4a9e | 145 | int EEPROM_lib::chargeBuff(short DATA){ |
Sigma884 | 0:a945081a4a9e | 146 | if(buff_ptr < 128 - 1){ |
Sigma884 | 0:a945081a4a9e | 147 | EEPROM_cast.s = DATA; |
Sigma884 | 3:d040fa9b5bb9 | 148 | cmd[buff_ptr + 2] = EEPROM_cast.cast[0]; |
Sigma884 | 3:d040fa9b5bb9 | 149 | cmd[buff_ptr + 3] = EEPROM_cast.cast[1]; |
Sigma884 | 0:a945081a4a9e | 150 | |
Sigma884 | 0:a945081a4a9e | 151 | buff_ptr += 2; |
Sigma884 | 0:a945081a4a9e | 152 | } |
Sigma884 | 0:a945081a4a9e | 153 | return buff_ptr; |
Sigma884 | 0:a945081a4a9e | 154 | } |
Sigma884 | 0:a945081a4a9e | 155 | |
Sigma884 | 0:a945081a4a9e | 156 | int EEPROM_lib::chargeBuff(long long DATA){ |
Sigma884 | 0:a945081a4a9e | 157 | if(buff_ptr < 128 - 7){ |
Sigma884 | 0:a945081a4a9e | 158 | EEPROM_cast.ll = DATA; |
Sigma884 | 3:d040fa9b5bb9 | 159 | cmd[buff_ptr + 2] = EEPROM_cast.cast[0]; |
Sigma884 | 3:d040fa9b5bb9 | 160 | cmd[buff_ptr + 3] = EEPROM_cast.cast[1]; |
Sigma884 | 3:d040fa9b5bb9 | 161 | cmd[buff_ptr + 4] = EEPROM_cast.cast[2]; |
Sigma884 | 3:d040fa9b5bb9 | 162 | cmd[buff_ptr + 5] = EEPROM_cast.cast[3]; |
Sigma884 | 3:d040fa9b5bb9 | 163 | cmd[buff_ptr + 6] = EEPROM_cast.cast[4]; |
Sigma884 | 3:d040fa9b5bb9 | 164 | cmd[buff_ptr + 7] = EEPROM_cast.cast[5]; |
Sigma884 | 3:d040fa9b5bb9 | 165 | cmd[buff_ptr + 8] = EEPROM_cast.cast[6]; |
Sigma884 | 3:d040fa9b5bb9 | 166 | cmd[buff_ptr + 9] = EEPROM_cast.cast[7]; |
Sigma884 | 0:a945081a4a9e | 167 | |
Sigma884 | 0:a945081a4a9e | 168 | buff_ptr += 8; |
Sigma884 | 0:a945081a4a9e | 169 | } |
Sigma884 | 0:a945081a4a9e | 170 | return buff_ptr; |
Sigma884 | 0:a945081a4a9e | 171 | } |
Sigma884 | 0:a945081a4a9e | 172 | |
Sigma884 | 0:a945081a4a9e | 173 | int EEPROM_lib::chargeBuff(float DATA){ |
Sigma884 | 0:a945081a4a9e | 174 | if(buff_ptr < 128 - 3){ |
Sigma884 | 0:a945081a4a9e | 175 | EEPROM_cast.f = DATA; |
Sigma884 | 3:d040fa9b5bb9 | 176 | cmd[buff_ptr + 2] = EEPROM_cast.cast[0]; |
Sigma884 | 3:d040fa9b5bb9 | 177 | cmd[buff_ptr + 3] = EEPROM_cast.cast[1]; |
Sigma884 | 3:d040fa9b5bb9 | 178 | cmd[buff_ptr + 4] = EEPROM_cast.cast[2]; |
Sigma884 | 3:d040fa9b5bb9 | 179 | cmd[buff_ptr + 5] = EEPROM_cast.cast[3]; |
Sigma884 | 0:a945081a4a9e | 180 | |
Sigma884 | 0:a945081a4a9e | 181 | buff_ptr += 4; |
Sigma884 | 0:a945081a4a9e | 182 | } |
Sigma884 | 0:a945081a4a9e | 183 | return buff_ptr; |
Sigma884 | 0:a945081a4a9e | 184 | } |
Sigma884 | 0:a945081a4a9e | 185 | |
Sigma884 | 0:a945081a4a9e | 186 | int EEPROM_lib::chargeBuff(double DATA){ |
Sigma884 | 0:a945081a4a9e | 187 | if(buff_ptr < 128 - 7){ |
Sigma884 | 0:a945081a4a9e | 188 | EEPROM_cast.d = DATA; |
Sigma884 | 3:d040fa9b5bb9 | 189 | cmd[buff_ptr + 2] = EEPROM_cast.cast[0]; |
Sigma884 | 3:d040fa9b5bb9 | 190 | cmd[buff_ptr + 3] = EEPROM_cast.cast[1]; |
Sigma884 | 3:d040fa9b5bb9 | 191 | cmd[buff_ptr + 4] = EEPROM_cast.cast[2]; |
Sigma884 | 3:d040fa9b5bb9 | 192 | cmd[buff_ptr + 5] = EEPROM_cast.cast[3]; |
Sigma884 | 3:d040fa9b5bb9 | 193 | cmd[buff_ptr + 6] = EEPROM_cast.cast[4]; |
Sigma884 | 3:d040fa9b5bb9 | 194 | cmd[buff_ptr + 7] = EEPROM_cast.cast[5]; |
Sigma884 | 3:d040fa9b5bb9 | 195 | cmd[buff_ptr + 8] = EEPROM_cast.cast[6]; |
Sigma884 | 3:d040fa9b5bb9 | 196 | cmd[buff_ptr + 9] = EEPROM_cast.cast[7]; |
Sigma884 | 0:a945081a4a9e | 197 | |
Sigma884 | 0:a945081a4a9e | 198 | buff_ptr += 8; |
Sigma884 | 0:a945081a4a9e | 199 | } |
Sigma884 | 0:a945081a4a9e | 200 | return buff_ptr; |
Sigma884 | 0:a945081a4a9e | 201 | } |
Sigma884 | 0:a945081a4a9e | 202 | |
Sigma884 | 0:a945081a4a9e | 203 | void EEPROM_lib::writeBuff(){ |
Sigma884 | 0:a945081a4a9e | 204 | for(int i = buff_ptr+2; i < 130; i ++){ |
Sigma884 | 0:a945081a4a9e | 205 | cmd[i] = 0x00; |
Sigma884 | 0:a945081a4a9e | 206 | } |
Sigma884 | 0:a945081a4a9e | 207 | i2c -> write(slave, cmd, 130); |
Sigma884 | 0:a945081a4a9e | 208 | wait_us(EEPROM_WAIT_US); |
Sigma884 | 0:a945081a4a9e | 209 | |
Sigma884 | 0:a945081a4a9e | 210 | buff_ptr = 0; |
Sigma884 | 0:a945081a4a9e | 211 | } |
Sigma884 | 0:a945081a4a9e | 212 | |
Sigma884 | 0:a945081a4a9e | 213 | int EEPROM_lib::setNextPage(){ |
Sigma884 | 0:a945081a4a9e | 214 | if(cmd[1] == 0x00){ |
Sigma884 | 0:a945081a4a9e | 215 | cmd[1] = 0x80; |
Sigma884 | 0:a945081a4a9e | 216 | ptr[3] = cmd[1]; |
Sigma884 | 0:a945081a4a9e | 217 | } |
Sigma884 | 0:a945081a4a9e | 218 | else{ |
Sigma884 | 0:a945081a4a9e | 219 | cmd[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 220 | ptr[3] = cmd[1]; |
Sigma884 | 0:a945081a4a9e | 221 | if(cmd[0] == 0xFF){ |
Sigma884 | 0:a945081a4a9e | 222 | cmd[0] = 0x00; |
Sigma884 | 0:a945081a4a9e | 223 | ptr[2] = cmd[0]; |
Sigma884 | 0:a945081a4a9e | 224 | switch(slave){ |
Sigma884 | 0:a945081a4a9e | 225 | case EEPROM_ADDR_00_0: |
Sigma884 | 0:a945081a4a9e | 226 | slave = EEPROM_ADDR_00_1; |
Sigma884 | 0:a945081a4a9e | 227 | ptr[0] = 0x00; |
Sigma884 | 0:a945081a4a9e | 228 | ptr[1] = 0x01; |
Sigma884 | 0:a945081a4a9e | 229 | break; |
Sigma884 | 0:a945081a4a9e | 230 | |
Sigma884 | 0:a945081a4a9e | 231 | case EEPROM_ADDR_00_1: |
Sigma884 | 0:a945081a4a9e | 232 | slave = EEPROM_ADDR_01_0; |
Sigma884 | 0:a945081a4a9e | 233 | ptr[0] = 0x01; |
Sigma884 | 0:a945081a4a9e | 234 | ptr[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 235 | break; |
Sigma884 | 0:a945081a4a9e | 236 | |
Sigma884 | 0:a945081a4a9e | 237 | case EEPROM_ADDR_01_0: |
Sigma884 | 0:a945081a4a9e | 238 | slave = EEPROM_ADDR_01_1; |
Sigma884 | 0:a945081a4a9e | 239 | ptr[0] = 0x01; |
Sigma884 | 0:a945081a4a9e | 240 | ptr[1] = 0x01; |
Sigma884 | 0:a945081a4a9e | 241 | break; |
Sigma884 | 0:a945081a4a9e | 242 | |
Sigma884 | 0:a945081a4a9e | 243 | case EEPROM_ADDR_01_1: |
Sigma884 | 0:a945081a4a9e | 244 | slave = EEPROM_ADDR_10_0; |
Sigma884 | 0:a945081a4a9e | 245 | ptr[0] = 0x02; |
Sigma884 | 0:a945081a4a9e | 246 | ptr[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 247 | break; |
Sigma884 | 0:a945081a4a9e | 248 | |
Sigma884 | 0:a945081a4a9e | 249 | case EEPROM_ADDR_10_0: |
Sigma884 | 0:a945081a4a9e | 250 | slave = EEPROM_ADDR_10_1; |
Sigma884 | 0:a945081a4a9e | 251 | ptr[0] = 0x02; |
Sigma884 | 0:a945081a4a9e | 252 | ptr[1] = 0x01; |
Sigma884 | 0:a945081a4a9e | 253 | break; |
Sigma884 | 0:a945081a4a9e | 254 | |
Sigma884 | 0:a945081a4a9e | 255 | case EEPROM_ADDR_10_1: |
Sigma884 | 0:a945081a4a9e | 256 | slave = EEPROM_ADDR_11_0; |
Sigma884 | 0:a945081a4a9e | 257 | ptr[0] = 0x03; |
Sigma884 | 0:a945081a4a9e | 258 | ptr[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 259 | break; |
Sigma884 | 0:a945081a4a9e | 260 | |
Sigma884 | 0:a945081a4a9e | 261 | case EEPROM_ADDR_11_0: |
Sigma884 | 0:a945081a4a9e | 262 | slave = EEPROM_ADDR_11_1; |
Sigma884 | 0:a945081a4a9e | 263 | ptr[0] = 0x03; |
Sigma884 | 0:a945081a4a9e | 264 | ptr[1] = 0x01; |
Sigma884 | 0:a945081a4a9e | 265 | break; |
Sigma884 | 0:a945081a4a9e | 266 | |
Sigma884 | 0:a945081a4a9e | 267 | case EEPROM_ADDR_11_1: |
Sigma884 | 0:a945081a4a9e | 268 | slave = 0x00; |
Sigma884 | 0:a945081a4a9e | 269 | ptr[0] = 0x04; |
Sigma884 | 0:a945081a4a9e | 270 | ptr[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 271 | } |
Sigma884 | 0:a945081a4a9e | 272 | } |
Sigma884 | 0:a945081a4a9e | 273 | else{ |
Sigma884 | 0:a945081a4a9e | 274 | cmd[0] ++; |
Sigma884 | 0:a945081a4a9e | 275 | ptr[2] = cmd[0]; |
Sigma884 | 0:a945081a4a9e | 276 | switch(slave){ |
Sigma884 | 0:a945081a4a9e | 277 | case EEPROM_ADDR_00_0: |
Sigma884 | 0:a945081a4a9e | 278 | ptr[0] = 0x00; |
Sigma884 | 0:a945081a4a9e | 279 | ptr[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 280 | break; |
Sigma884 | 0:a945081a4a9e | 281 | |
Sigma884 | 0:a945081a4a9e | 282 | case EEPROM_ADDR_00_1: |
Sigma884 | 0:a945081a4a9e | 283 | ptr[0] = 0x00; |
Sigma884 | 0:a945081a4a9e | 284 | ptr[1] = 0x01; |
Sigma884 | 0:a945081a4a9e | 285 | break; |
Sigma884 | 0:a945081a4a9e | 286 | |
Sigma884 | 0:a945081a4a9e | 287 | case EEPROM_ADDR_01_0: |
Sigma884 | 0:a945081a4a9e | 288 | ptr[0] = 0x01; |
Sigma884 | 0:a945081a4a9e | 289 | ptr[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 290 | break; |
Sigma884 | 0:a945081a4a9e | 291 | |
Sigma884 | 0:a945081a4a9e | 292 | case EEPROM_ADDR_01_1: |
Sigma884 | 0:a945081a4a9e | 293 | ptr[0] = 0x01; |
Sigma884 | 0:a945081a4a9e | 294 | ptr[1] = 0x01; |
Sigma884 | 0:a945081a4a9e | 295 | break; |
Sigma884 | 0:a945081a4a9e | 296 | |
Sigma884 | 0:a945081a4a9e | 297 | case EEPROM_ADDR_10_0: |
Sigma884 | 0:a945081a4a9e | 298 | ptr[0] = 0x02; |
Sigma884 | 0:a945081a4a9e | 299 | ptr[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 300 | break; |
Sigma884 | 0:a945081a4a9e | 301 | |
Sigma884 | 0:a945081a4a9e | 302 | case EEPROM_ADDR_10_1: |
Sigma884 | 0:a945081a4a9e | 303 | ptr[0] = 0x02; |
Sigma884 | 0:a945081a4a9e | 304 | ptr[1] = 0x01; |
Sigma884 | 0:a945081a4a9e | 305 | break; |
Sigma884 | 0:a945081a4a9e | 306 | |
Sigma884 | 0:a945081a4a9e | 307 | case EEPROM_ADDR_11_0: |
Sigma884 | 0:a945081a4a9e | 308 | ptr[0] = 0x03; |
Sigma884 | 0:a945081a4a9e | 309 | ptr[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 310 | break; |
Sigma884 | 0:a945081a4a9e | 311 | |
Sigma884 | 0:a945081a4a9e | 312 | case EEPROM_ADDR_11_1: |
Sigma884 | 0:a945081a4a9e | 313 | ptr[0] = 0x03; |
Sigma884 | 0:a945081a4a9e | 314 | ptr[1] = 0x01; |
Sigma884 | 0:a945081a4a9e | 315 | break; |
Sigma884 | 0:a945081a4a9e | 316 | } |
Sigma884 | 0:a945081a4a9e | 317 | } |
Sigma884 | 0:a945081a4a9e | 318 | } |
Sigma884 | 0:a945081a4a9e | 319 | |
Sigma884 | 0:a945081a4a9e | 320 | switch(max_num){ |
Sigma884 | 0:a945081a4a9e | 321 | case 1: |
Sigma884 | 0:a945081a4a9e | 322 | if(ptr[0] > 0x00){ |
Sigma884 | 0:a945081a4a9e | 323 | slave = 0x00; |
Sigma884 | 0:a945081a4a9e | 324 | cmd[0] = 0x00; |
Sigma884 | 0:a945081a4a9e | 325 | cmd[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 326 | ptr[0] = 0x01; |
Sigma884 | 0:a945081a4a9e | 327 | ptr[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 328 | ptr[2] = 0x00; |
Sigma884 | 0:a945081a4a9e | 329 | ptr[3] = 0x00; |
Sigma884 | 0:a945081a4a9e | 330 | } |
Sigma884 | 0:a945081a4a9e | 331 | break; |
Sigma884 | 0:a945081a4a9e | 332 | |
Sigma884 | 0:a945081a4a9e | 333 | case 2: |
Sigma884 | 0:a945081a4a9e | 334 | if(ptr[0] > 0x01){ |
Sigma884 | 0:a945081a4a9e | 335 | slave = 0x00; |
Sigma884 | 0:a945081a4a9e | 336 | cmd[0] = 0x00; |
Sigma884 | 0:a945081a4a9e | 337 | cmd[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 338 | ptr[0] = 0x02; |
Sigma884 | 0:a945081a4a9e | 339 | ptr[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 340 | ptr[2] = 0x00; |
Sigma884 | 0:a945081a4a9e | 341 | ptr[3] = 0x00; |
Sigma884 | 0:a945081a4a9e | 342 | } |
Sigma884 | 0:a945081a4a9e | 343 | break; |
Sigma884 | 0:a945081a4a9e | 344 | |
Sigma884 | 0:a945081a4a9e | 345 | case 3: |
Sigma884 | 0:a945081a4a9e | 346 | if(ptr[0] > 0x02){ |
Sigma884 | 0:a945081a4a9e | 347 | slave = 0x00; |
Sigma884 | 0:a945081a4a9e | 348 | cmd[0] = 0x00; |
Sigma884 | 0:a945081a4a9e | 349 | cmd[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 350 | ptr[0] = 0x03; |
Sigma884 | 0:a945081a4a9e | 351 | ptr[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 352 | ptr[2] = 0x00; |
Sigma884 | 0:a945081a4a9e | 353 | ptr[3] = 0x00; |
Sigma884 | 0:a945081a4a9e | 354 | } |
Sigma884 | 0:a945081a4a9e | 355 | break; |
Sigma884 | 0:a945081a4a9e | 356 | |
Sigma884 | 0:a945081a4a9e | 357 | case 4: |
Sigma884 | 0:a945081a4a9e | 358 | if(ptr[0] > 0x03){ |
Sigma884 | 0:a945081a4a9e | 359 | slave = 0x00; |
Sigma884 | 0:a945081a4a9e | 360 | cmd[0] = 0x00; |
Sigma884 | 0:a945081a4a9e | 361 | cmd[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 362 | ptr[0] = 0x04; |
Sigma884 | 0:a945081a4a9e | 363 | ptr[1] = 0x00; |
Sigma884 | 0:a945081a4a9e | 364 | ptr[2] = 0x00; |
Sigma884 | 0:a945081a4a9e | 365 | ptr[3] = 0x00; |
Sigma884 | 0:a945081a4a9e | 366 | } |
Sigma884 | 0:a945081a4a9e | 367 | break; |
Sigma884 | 0:a945081a4a9e | 368 | } |
Sigma884 | 0:a945081a4a9e | 369 | |
Sigma884 | 0:a945081a4a9e | 370 | return (ptr[0] << 24) | (ptr[1] << 16) | (ptr[2] << 8) | ptr[3]; |
Sigma884 | 0:a945081a4a9e | 371 | } |
Sigma884 | 0:a945081a4a9e | 372 | |
Sigma884 | 0:a945081a4a9e | 373 | char EEPROM_lib::readByte(int num, int block, char ADDR_H, char ADDR_L){ |
Sigma884 | 0:a945081a4a9e | 374 | if(num > max_num){ |
Sigma884 | 0:a945081a4a9e | 375 | return 0x00; |
Sigma884 | 0:a945081a4a9e | 376 | } |
Sigma884 | 0:a945081a4a9e | 377 | switch(num){ |
Sigma884 | 0:a945081a4a9e | 378 | case 1: |
Sigma884 | 0:a945081a4a9e | 379 | slave = EEPROM_ADDR_00_0; |
Sigma884 | 0:a945081a4a9e | 380 | break; |
Sigma884 | 0:a945081a4a9e | 381 | |
Sigma884 | 0:a945081a4a9e | 382 | case 2: |
Sigma884 | 0:a945081a4a9e | 383 | slave = EEPROM_ADDR_01_0; |
Sigma884 | 0:a945081a4a9e | 384 | break; |
Sigma884 | 0:a945081a4a9e | 385 | |
Sigma884 | 0:a945081a4a9e | 386 | case 3: |
Sigma884 | 0:a945081a4a9e | 387 | slave = EEPROM_ADDR_10_0; |
Sigma884 | 0:a945081a4a9e | 388 | break; |
Sigma884 | 0:a945081a4a9e | 389 | |
Sigma884 | 0:a945081a4a9e | 390 | case 4: |
Sigma884 | 0:a945081a4a9e | 391 | slave = EEPROM_ADDR_11_0; |
Sigma884 | 0:a945081a4a9e | 392 | break; |
Sigma884 | 0:a945081a4a9e | 393 | } |
Sigma884 | 0:a945081a4a9e | 394 | if(block == 1){ |
Sigma884 | 0:a945081a4a9e | 395 | slave = slave | 0x08; |
Sigma884 | 0:a945081a4a9e | 396 | } |
Sigma884 | 0:a945081a4a9e | 397 | cmd[0] = ADDR_H; |
Sigma884 | 0:a945081a4a9e | 398 | cmd[1] = ADDR_L; |
Sigma884 | 0:a945081a4a9e | 399 | |
Sigma884 | 0:a945081a4a9e | 400 | i2c -> write(slave, cmd, 2); |
Sigma884 | 0:a945081a4a9e | 401 | i2c -> read(slave | 1, cmd, 1); |
Sigma884 | 0:a945081a4a9e | 402 | |
Sigma884 | 0:a945081a4a9e | 403 | return cmd[0]; |
Sigma884 | 0:a945081a4a9e | 404 | } |
Sigma884 | 0:a945081a4a9e | 405 | |
Sigma884 | 0:a945081a4a9e | 406 | void EEPROM_lib::readMultiByte(int num, int block, char ADDR_H, char ADDR_L, char *DATA, int size){ |
Sigma884 | 0:a945081a4a9e | 407 | if(num > max_num){ |
Sigma884 | 0:a945081a4a9e | 408 | return; |
Sigma884 | 0:a945081a4a9e | 409 | } |
Sigma884 | 0:a945081a4a9e | 410 | switch(num){ |
Sigma884 | 0:a945081a4a9e | 411 | case 1: |
Sigma884 | 0:a945081a4a9e | 412 | slave = EEPROM_ADDR_00_0; |
Sigma884 | 0:a945081a4a9e | 413 | break; |
Sigma884 | 0:a945081a4a9e | 414 | |
Sigma884 | 0:a945081a4a9e | 415 | case 2: |
Sigma884 | 0:a945081a4a9e | 416 | slave = EEPROM_ADDR_01_0; |
Sigma884 | 0:a945081a4a9e | 417 | break; |
Sigma884 | 0:a945081a4a9e | 418 | |
Sigma884 | 0:a945081a4a9e | 419 | case 3: |
Sigma884 | 0:a945081a4a9e | 420 | slave = EEPROM_ADDR_10_0; |
Sigma884 | 0:a945081a4a9e | 421 | break; |
Sigma884 | 0:a945081a4a9e | 422 | |
Sigma884 | 0:a945081a4a9e | 423 | case 4: |
Sigma884 | 0:a945081a4a9e | 424 | slave = EEPROM_ADDR_11_0; |
Sigma884 | 0:a945081a4a9e | 425 | break; |
Sigma884 | 0:a945081a4a9e | 426 | } |
Sigma884 | 0:a945081a4a9e | 427 | if(block == 1){ |
Sigma884 | 0:a945081a4a9e | 428 | slave = slave | 0x08; |
Sigma884 | 0:a945081a4a9e | 429 | } |
Sigma884 | 0:a945081a4a9e | 430 | cmd[0] = ADDR_H; |
Sigma884 | 0:a945081a4a9e | 431 | cmd[1] = ADDR_L; |
Sigma884 | 0:a945081a4a9e | 432 | |
Sigma884 | 0:a945081a4a9e | 433 | i2c -> write(slave, cmd, 2); |
Sigma884 | 0:a945081a4a9e | 434 | i2c -> read(slave | 1, DATA, size); |
Sigma884 | 0:a945081a4a9e | 435 | } |