Implementation of 1-Wire with added Alarm Search Functionality
Dependents: Max32630_One_Wire_Interface
OneWire_Masters/DS248x/ds248x.h@15:f6cb0d906fb6, 2016-03-16 (annotated)
- Committer:
- j3
- Date:
- Wed Mar 16 01:19:45 2016 +0000
- Revision:
- 15:f6cb0d906fb6
- Parent:
- 14:7b2886a50321
- Child:
- 17:b646b1e3970b
Removed duplicated code between masters by providing 'OneWireMaster' class that implements common parts of OneWireInterface. OneWireMaster is now the class inherited by individual master implementations.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
j3 | 1:91e52f8ab8bf | 1 | /******************************************************************//** |
j3 | 1:91e52f8ab8bf | 2 | * @file ds248x.h |
j3 | 1:91e52f8ab8bf | 3 | * |
j3 | 1:91e52f8ab8bf | 4 | * @author Justin Jordan |
j3 | 1:91e52f8ab8bf | 5 | * |
j3 | 1:91e52f8ab8bf | 6 | * @version 0.0.0 |
j3 | 1:91e52f8ab8bf | 7 | * |
j3 | 1:91e52f8ab8bf | 8 | * Started: 30JAN16 |
j3 | 1:91e52f8ab8bf | 9 | * |
j3 | 1:91e52f8ab8bf | 10 | * Updated: |
j3 | 1:91e52f8ab8bf | 11 | * |
j3 | 1:91e52f8ab8bf | 12 | * @brief Header file for Ds248x I2C to 1-wire master |
j3 | 1:91e52f8ab8bf | 13 | *********************************************************************** |
j3 | 1:91e52f8ab8bf | 14 | * Copyright (C) 2016 Maxim Integrated Products, Inc., All Rights Reserved. |
j3 | 1:91e52f8ab8bf | 15 | * |
j3 | 1:91e52f8ab8bf | 16 | * Permission is hereby granted, free of charge, to any person obtaining a |
j3 | 1:91e52f8ab8bf | 17 | * copy of this software and associated documentation files (the "Software"), |
j3 | 1:91e52f8ab8bf | 18 | * to deal in the Software without restriction, including without limitation |
j3 | 1:91e52f8ab8bf | 19 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
j3 | 1:91e52f8ab8bf | 20 | * and/or sell copies of the Software, and to permit persons to whom the |
j3 | 1:91e52f8ab8bf | 21 | * Software is furnished to do so, subject to the following conditions: |
j3 | 1:91e52f8ab8bf | 22 | * |
j3 | 1:91e52f8ab8bf | 23 | * The above copyright notice and this permission notice shall be included |
j3 | 1:91e52f8ab8bf | 24 | * in all copies or substantial portions of the Software. |
j3 | 1:91e52f8ab8bf | 25 | * |
j3 | 1:91e52f8ab8bf | 26 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
j3 | 1:91e52f8ab8bf | 27 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
j3 | 1:91e52f8ab8bf | 28 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
j3 | 1:91e52f8ab8bf | 29 | * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES |
j3 | 1:91e52f8ab8bf | 30 | * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
j3 | 1:91e52f8ab8bf | 31 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
j3 | 1:91e52f8ab8bf | 32 | * OTHER DEALINGS IN THE SOFTWARE. |
j3 | 1:91e52f8ab8bf | 33 | * |
j3 | 1:91e52f8ab8bf | 34 | * Except as contained in this notice, the name of Maxim Integrated |
j3 | 1:91e52f8ab8bf | 35 | * Products, Inc. shall not be used except as stated in the Maxim Integrated |
j3 | 1:91e52f8ab8bf | 36 | * Products, Inc. Branding Policy. |
j3 | 1:91e52f8ab8bf | 37 | * |
j3 | 1:91e52f8ab8bf | 38 | * The mere transfer of this software does not imply any licenses |
j3 | 1:91e52f8ab8bf | 39 | * of trade secrets, proprietary technology, copyrights, patents, |
j3 | 1:91e52f8ab8bf | 40 | * trademarks, maskwork rights, or any other form of intellectual |
j3 | 1:91e52f8ab8bf | 41 | * property whatsoever. Maxim Integrated Products, Inc. retains all |
j3 | 1:91e52f8ab8bf | 42 | * ownership rights. |
j3 | 1:91e52f8ab8bf | 43 | **********************************************************************/ |
j3 | 1:91e52f8ab8bf | 44 | |
j3 | 1:91e52f8ab8bf | 45 | |
j3 | 1:91e52f8ab8bf | 46 | #ifndef DS248X_H |
j3 | 1:91e52f8ab8bf | 47 | #define DS248X_H |
j3 | 1:91e52f8ab8bf | 48 | |
j3 | 1:91e52f8ab8bf | 49 | |
j3 | 1:91e52f8ab8bf | 50 | #include "mbed.h" |
j3 | 1:91e52f8ab8bf | 51 | #include "OneWireInterface.h" |
j3 | 15:f6cb0d906fb6 | 52 | #include "OneWireMaster.h" |
j3 | 1:91e52f8ab8bf | 53 | |
j3 | 1:91e52f8ab8bf | 54 | |
j3 | 15:f6cb0d906fb6 | 55 | class Ds248x: public OneWireMaster |
j3 | 1:91e52f8ab8bf | 56 | { |
j3 | 1:91e52f8ab8bf | 57 | public: |
j3 | 1:91e52f8ab8bf | 58 | |
j3 | 5:ce108eeb878d | 59 | enum DS248X_I2C_ADRS |
j3 | 1:91e52f8ab8bf | 60 | { |
j3 | 1:91e52f8ab8bf | 61 | DS248X_I2C_ADRS0 = 0x18, |
j3 | 1:91e52f8ab8bf | 62 | DS248X_I2C_ADRS1, |
j3 | 1:91e52f8ab8bf | 63 | DS248X_I2C_ADRS2, |
j3 | 1:91e52f8ab8bf | 64 | DS248X_I2C_ADRS3, |
j3 | 1:91e52f8ab8bf | 65 | DS248X_I2C_ADRS4, |
j3 | 1:91e52f8ab8bf | 66 | DS248X_I2C_ADRS5, |
j3 | 1:91e52f8ab8bf | 67 | DS248X_I2C_ADRS6, |
j3 | 5:ce108eeb878d | 68 | DS248X_I2C_ADRS7 |
j3 | 5:ce108eeb878d | 69 | }; |
j3 | 5:ce108eeb878d | 70 | |
j3 | 5:ce108eeb878d | 71 | enum DS248X_CMDS |
j3 | 5:ce108eeb878d | 72 | { |
j3 | 5:ce108eeb878d | 73 | CMD_DRST = 0xF0, |
j3 | 5:ce108eeb878d | 74 | CMD_WCFG = 0xD2, |
j3 | 5:ce108eeb878d | 75 | CMD_A1WP = 0xC3, //DS2484 only |
j3 | 5:ce108eeb878d | 76 | CMD_CHSL = 0xC3, //DS2482-800 only |
j3 | 5:ce108eeb878d | 77 | CMD_SRP = 0xE1, |
j3 | 5:ce108eeb878d | 78 | CMD_1WRS = 0xB4, |
j3 | 5:ce108eeb878d | 79 | CMD_1WWB = 0xA5, |
j3 | 5:ce108eeb878d | 80 | CMD_1WRB = 0x96, |
j3 | 5:ce108eeb878d | 81 | CMD_1WSB = 0x87, |
j3 | 5:ce108eeb878d | 82 | CMD_1WT = 0x78 |
j3 | 5:ce108eeb878d | 83 | }; |
j3 | 5:ce108eeb878d | 84 | |
j3 | 5:ce108eeb878d | 85 | enum DS248X_CONFIG_BITS |
j3 | 5:ce108eeb878d | 86 | { |
j3 | 5:ce108eeb878d | 87 | CONFIG_APU = 0x01, |
j3 | 5:ce108eeb878d | 88 | CONFIG_PDN = 0x02, |
j3 | 5:ce108eeb878d | 89 | CONFIG_SPU = 0x04, |
j3 | 5:ce108eeb878d | 90 | CONFIG_1WS = 0x08 |
j3 | 5:ce108eeb878d | 91 | }; |
j3 | 5:ce108eeb878d | 92 | |
j3 | 5:ce108eeb878d | 93 | enum DS248X_STATUS_BITS |
j3 | 5:ce108eeb878d | 94 | { |
j3 | 5:ce108eeb878d | 95 | STATUS_1WB = 0x01, |
j3 | 5:ce108eeb878d | 96 | STATUS_PPD = 0x02, |
j3 | 5:ce108eeb878d | 97 | STATUS_SD = 0x04, |
j3 | 5:ce108eeb878d | 98 | STATUS_LL = 0x08, |
j3 | 5:ce108eeb878d | 99 | STATUS_RST = 0x10, |
j3 | 5:ce108eeb878d | 100 | STATUS_SBR = 0x20, |
j3 | 5:ce108eeb878d | 101 | STATUS_TSB = 0x40, |
j3 | 5:ce108eeb878d | 102 | STATUS_DIR = 0x80 |
j3 | 5:ce108eeb878d | 103 | }; |
j3 | 5:ce108eeb878d | 104 | |
j3 | 5:ce108eeb878d | 105 | enum DS2484_ADJST_PARAMS |
j3 | 5:ce108eeb878d | 106 | { |
j3 | 5:ce108eeb878d | 107 | TRSTL = 0, |
j3 | 5:ce108eeb878d | 108 | TRSTL_OD, |
j3 | 5:ce108eeb878d | 109 | TMSP, |
j3 | 5:ce108eeb878d | 110 | TMSP_OD, |
j3 | 5:ce108eeb878d | 111 | TW0L, |
j3 | 5:ce108eeb878d | 112 | TW0L_OD, |
j3 | 5:ce108eeb878d | 113 | TREC0, //OD NA |
j3 | 5:ce108eeb878d | 114 | RWPU = 8 //OD NA, see DS2484 datasheet page 13 |
j3 | 5:ce108eeb878d | 115 | }; |
j3 | 5:ce108eeb878d | 116 | |
j3 | 5:ce108eeb878d | 117 | static const size_t POLL_LIMIT = 200; |
j3 | 1:91e52f8ab8bf | 118 | |
j3 | 3:644fc630f958 | 119 | /** |
j3 | 3:644fc630f958 | 120 | * Member functions that directly support DS248x I2C to 1-wire |
j3 | 3:644fc630f958 | 121 | * masters are documented in this file. Virtual function |
j3 | 3:644fc630f958 | 122 | * inerited from the interface class 'OneWireInterface' |
j3 | 3:644fc630f958 | 123 | * are documented in 'OneWireInterface.h', trying to follow |
j3 | 3:644fc630f958 | 124 | * a 'DRY' methodology, Don't Repeat Yourself. |
j3 | 3:644fc630f958 | 125 | */ |
j3 | 3:644fc630f958 | 126 | |
j3 | 1:91e52f8ab8bf | 127 | /**********************************************************//** |
j3 | 1:91e52f8ab8bf | 128 | * @brief Ds248x constructor |
j3 | 1:91e52f8ab8bf | 129 | * |
j3 | 1:91e52f8ab8bf | 130 | * @details allows user to use existing I2C object |
j3 | 1:91e52f8ab8bf | 131 | * |
j3 | 1:91e52f8ab8bf | 132 | * On Entry: |
j3 | 1:91e52f8ab8bf | 133 | * @param[in] p_i2c_bus - pointer to existing I2C object |
j3 | 1:91e52f8ab8bf | 134 | * |
j3 | 1:91e52f8ab8bf | 135 | * On Exit: |
j3 | 1:91e52f8ab8bf | 136 | * @return |
j3 | 1:91e52f8ab8bf | 137 | **************************************************************/ |
j3 | 5:ce108eeb878d | 138 | Ds248x(I2C &i2c_bus, DS248X_I2C_ADRS adrs); |
j3 | 1:91e52f8ab8bf | 139 | |
j3 | 1:91e52f8ab8bf | 140 | |
j3 | 1:91e52f8ab8bf | 141 | /**********************************************************//** |
j3 | 1:91e52f8ab8bf | 142 | * @brief Ds248x constructor |
j3 | 1:91e52f8ab8bf | 143 | * |
j3 | 3:644fc630f958 | 144 | * @details Object instantiates a new I2C object with no |
j3 | 3:644fc630f958 | 145 | * public access |
j3 | 1:91e52f8ab8bf | 146 | * |
j3 | 1:91e52f8ab8bf | 147 | * On Entry: |
j3 | 1:91e52f8ab8bf | 148 | * @param[in] sda - sda pin of I2C bus |
j3 | 1:91e52f8ab8bf | 149 | * @param[in] scl - scl pin of I2C bus |
j3 | 1:91e52f8ab8bf | 150 | * |
j3 | 1:91e52f8ab8bf | 151 | * On Exit: |
j3 | 1:91e52f8ab8bf | 152 | * @return |
j3 | 1:91e52f8ab8bf | 153 | **************************************************************/ |
j3 | 5:ce108eeb878d | 154 | Ds248x(PinName sda, PinName scl, DS248X_I2C_ADRS adrs); |
j3 | 1:91e52f8ab8bf | 155 | |
j3 | 1:91e52f8ab8bf | 156 | |
j3 | 1:91e52f8ab8bf | 157 | /**********************************************************//** |
j3 | 1:91e52f8ab8bf | 158 | * @brief Ds248x destructor |
j3 | 1:91e52f8ab8bf | 159 | * |
j3 | 1:91e52f8ab8bf | 160 | * @details deletes I2C object if owner |
j3 | 1:91e52f8ab8bf | 161 | * |
j3 | 1:91e52f8ab8bf | 162 | * On Entry: |
j3 | 1:91e52f8ab8bf | 163 | * |
j3 | 1:91e52f8ab8bf | 164 | * On Exit: |
j3 | 1:91e52f8ab8bf | 165 | * @return |
j3 | 1:91e52f8ab8bf | 166 | **************************************************************/ |
j3 | 5:ce108eeb878d | 167 | virtual ~Ds248x(); |
j3 | 1:91e52f8ab8bf | 168 | |
j3 | 1:91e52f8ab8bf | 169 | |
j3 | 1:91e52f8ab8bf | 170 | /**********************************************************//** |
j3 | 1:91e52f8ab8bf | 171 | * @brief detect() |
j3 | 1:91e52f8ab8bf | 172 | * |
j3 | 1:91e52f8ab8bf | 173 | * @details Detect routine that performs a device reset |
j3 | 1:91e52f8ab8bf | 174 | * followed by writing the configuration byte to default |
j3 | 1:91e52f8ab8bf | 175 | * values: |
j3 | 1:91e52f8ab8bf | 176 | * 1-Wire speed (c1WS) = standard (0) |
j3 | 1:91e52f8ab8bf | 177 | * Strong pull-up (cSPU) = off (0) |
j3 | 1:91e52f8ab8bf | 178 | * Presence pulse masking (cPPM) = off (0) |
j3 | 1:91e52f8ab8bf | 179 | * Active pull-up (cAPU) = on (CONFIG_APU = 0x01) |
j3 | 1:91e52f8ab8bf | 180 | * |
j3 | 1:91e52f8ab8bf | 181 | * On Entry: |
j3 | 1:91e52f8ab8bf | 182 | * |
j3 | 1:91e52f8ab8bf | 183 | * On Exit: |
j3 | 1:91e52f8ab8bf | 184 | * @return TRUE if device was detected and written |
j3 | 1:91e52f8ab8bf | 185 | * FALSE device not detected or failure to write |
j3 | 1:91e52f8ab8bf | 186 | * configuration byte |
j3 | 1:91e52f8ab8bf | 187 | **************************************************************/ |
j3 | 2:02d228c25fd4 | 188 | bool detect(void); |
j3 | 1:91e52f8ab8bf | 189 | |
j3 | 1:91e52f8ab8bf | 190 | |
j3 | 1:91e52f8ab8bf | 191 | /**********************************************************//** |
j3 | 1:91e52f8ab8bf | 192 | * @brief reset() |
j3 | 1:91e52f8ab8bf | 193 | * |
j3 | 1:91e52f8ab8bf | 194 | * @details Perform a device reset on the Ds248x |
j3 | 1:91e52f8ab8bf | 195 | * |
j3 | 1:91e52f8ab8bf | 196 | * On Entry: |
j3 | 1:91e52f8ab8bf | 197 | * |
j3 | 1:91e52f8ab8bf | 198 | * On Exit: |
j3 | 1:91e52f8ab8bf | 199 | * @return TRUE if device was reset |
j3 | 1:91e52f8ab8bf | 200 | * FALSE device not detected or failure to perform reset |
j3 | 1:91e52f8ab8bf | 201 | **************************************************************/ |
j3 | 2:02d228c25fd4 | 202 | bool reset(void); |
j3 | 1:91e52f8ab8bf | 203 | |
j3 | 1:91e52f8ab8bf | 204 | |
j3 | 1:91e52f8ab8bf | 205 | /**********************************************************//** |
j3 | 1:91e52f8ab8bf | 206 | * @brief write_config() |
j3 | 1:91e52f8ab8bf | 207 | * |
j3 | 1:91e52f8ab8bf | 208 | * @details Write the configuration register in the Ds248x. The |
j3 | 1:91e52f8ab8bf | 209 | * configuration options are provided in the lower nibble |
j3 | 1:91e52f8ab8bf | 210 | * of the provided config byte. The uppper nibble is |
j3 | 1:91e52f8ab8bf | 211 | * bitwise inverted when written to the Ds248x. |
j3 | 1:91e52f8ab8bf | 212 | * |
j3 | 1:91e52f8ab8bf | 213 | * On Entry: |
j3 | 1:91e52f8ab8bf | 214 | * @param[in] config - lower nib of configuration register |
j3 | 1:91e52f8ab8bf | 215 | * |
j3 | 1:91e52f8ab8bf | 216 | * On Exit: |
j3 | 1:91e52f8ab8bf | 217 | * @return TRUE: config written and response correct |
j3 | 1:91e52f8ab8bf | 218 | * FALSE: response incorrect |
j3 | 1:91e52f8ab8bf | 219 | **************************************************************/ |
j3 | 2:02d228c25fd4 | 220 | bool write_config(uint8_t config); |
j3 | 2:02d228c25fd4 | 221 | |
j3 | 2:02d228c25fd4 | 222 | |
j3 | 2:02d228c25fd4 | 223 | /**********************************************************//** |
j3 | 2:02d228c25fd4 | 224 | * @brief channel_select() |
j3 | 2:02d228c25fd4 | 225 | * |
j3 | 2:02d228c25fd4 | 226 | * @details Select the 1-Wire channel on a DS2482-800. |
j3 | 2:02d228c25fd4 | 227 | * Min channel = 1 |
j3 | 2:02d228c25fd4 | 228 | * |
j3 | 2:02d228c25fd4 | 229 | * On Entry: |
j3 | 2:02d228c25fd4 | 230 | * @param[in] channel - desired channel of the DS2482 |
j3 | 2:02d228c25fd4 | 231 | * |
j3 | 2:02d228c25fd4 | 232 | * On Exit: |
j3 | 2:02d228c25fd4 | 233 | * @return TRUE if channel selected |
j3 | 2:02d228c25fd4 | 234 | * FALSE device not detected or failure to perform select |
j3 | 2:02d228c25fd4 | 235 | **************************************************************/ |
j3 | 2:02d228c25fd4 | 236 | bool channel_select(uint8_t channel); |
j3 | 1:91e52f8ab8bf | 237 | |
j3 | 1:91e52f8ab8bf | 238 | |
j3 | 1:91e52f8ab8bf | 239 | /**********************************************************//** |
j3 | 1:91e52f8ab8bf | 240 | * @brief adjust_timing() |
j3 | 1:91e52f8ab8bf | 241 | * |
j3 | 2:02d228c25fd4 | 242 | * @details adjustable timming available in DS2484 only |
j3 | 1:91e52f8ab8bf | 243 | * |
j3 | 1:91e52f8ab8bf | 244 | * On Entry: |
j3 | 1:91e52f8ab8bf | 245 | * @param[in] param - 1 of 8 adjustable parameters |
j3 | 1:91e52f8ab8bf | 246 | * @param[in] val - new value for parameter, see datasheet |
j3 | 1:91e52f8ab8bf | 247 | * for codes |
j3 | 1:91e52f8ab8bf | 248 | * |
j3 | 1:91e52f8ab8bf | 249 | * On Exit: |
j3 | 1:91e52f8ab8bf | 250 | * @return TRUE: parameter successfully adjusted |
j3 | 1:91e52f8ab8bf | 251 | * FALSE: failed to adjust parameter |
j3 | 1:91e52f8ab8bf | 252 | **************************************************************/ |
j3 | 2:02d228c25fd4 | 253 | bool adjust_timing(uint8_t param, uint8_t val); |
j3 | 1:91e52f8ab8bf | 254 | |
j3 | 1:91e52f8ab8bf | 255 | |
j3 | 1:91e52f8ab8bf | 256 | /**********************************************************//** |
j3 | 1:91e52f8ab8bf | 257 | * @brief search_triplet() |
j3 | 1:91e52f8ab8bf | 258 | * |
j3 | 1:91e52f8ab8bf | 259 | * @details Use the Ds248x help command '1-Wire triplet' to perform |
j3 | 1:91e52f8ab8bf | 260 | * one bit of a 1-Wire search. This command does two read |
j3 | 1:91e52f8ab8bf | 261 | * bits and one write bit. The write bit is either the |
j3 | 1:91e52f8ab8bf | 262 | * default direction (all device have same bit) or in case |
j3 | 1:91e52f8ab8bf | 263 | * of a discrepancy, the 'search_direction' parameter is |
j3 | 1:91e52f8ab8bf | 264 | * used. |
j3 | 1:91e52f8ab8bf | 265 | * |
j3 | 1:91e52f8ab8bf | 266 | * On Entry: |
j3 | 1:91e52f8ab8bf | 267 | * @param[in] search_direction |
j3 | 1:91e52f8ab8bf | 268 | * |
j3 | 1:91e52f8ab8bf | 269 | * On Exit: |
j3 | 1:91e52f8ab8bf | 270 | * @return The Ds248x status byte result from the triplet command |
j3 | 1:91e52f8ab8bf | 271 | **************************************************************/ |
j3 | 1:91e52f8ab8bf | 272 | uint8_t search_triplet(uint8_t search_direction); |
j3 | 1:91e52f8ab8bf | 273 | |
j3 | 5:ce108eeb878d | 274 | |
j3 | 15:f6cb0d906fb6 | 275 | //Part of OneWireInterface that should be implemented for each master |
j3 | 15:f6cb0d906fb6 | 276 | //See OneWireInterface.h for documentation |
j3 | 15:f6cb0d906fb6 | 277 | |
j3 | 14:7b2886a50321 | 278 | virtual bool OWInitMaster(); |
j3 | 14:7b2886a50321 | 279 | |
j3 | 2:02d228c25fd4 | 280 | virtual bool OWReset(); |
j3 | 1:91e52f8ab8bf | 281 | |
j3 | 1:91e52f8ab8bf | 282 | virtual uint8_t OWTouchBit(uint8_t sendbit); |
j3 | 3:644fc630f958 | 283 | |
j3 | 2:02d228c25fd4 | 284 | virtual bool OWWriteByte(uint8_t sendbyte); |
j3 | 3:644fc630f958 | 285 | |
j3 | 1:91e52f8ab8bf | 286 | virtual uint8_t OWReadByte(void); |
j3 | 1:91e52f8ab8bf | 287 | |
j3 | 2:02d228c25fd4 | 288 | virtual bool OWSearch(void); |
j3 | 3:644fc630f958 | 289 | |
j3 | 5:ce108eeb878d | 290 | virtual uint8_t OWSpeed(OW_SPEED new_speed); |
j3 | 3:644fc630f958 | 291 | |
j3 | 5:ce108eeb878d | 292 | virtual uint8_t OWLevel(OW_LEVEL new_level); |
j3 | 3:644fc630f958 | 293 | |
j3 | 2:02d228c25fd4 | 294 | virtual bool OWWriteBytePower(uint8_t sendbyte); |
j3 | 3:644fc630f958 | 295 | |
j3 | 2:02d228c25fd4 | 296 | virtual bool OWReadBitPower(uint8_t applyPowerResponse); |
j3 | 2:02d228c25fd4 | 297 | |
j3 | 1:91e52f8ab8bf | 298 | private: |
j3 | 1:91e52f8ab8bf | 299 | |
j3 | 6:1faafa0b3cd7 | 300 | //private fx for initializing _w_adrs and _r_adrs |
j3 | 6:1faafa0b3cd7 | 301 | void set_i2c_adrs(DS248X_I2C_ADRS adrs); |
j3 | 5:ce108eeb878d | 302 | |
j3 | 1:91e52f8ab8bf | 303 | I2C *_p_i2c_bus; |
j3 | 1:91e52f8ab8bf | 304 | uint8_t _w_adrs, _r_adrs; |
j3 | 5:ce108eeb878d | 305 | bool _i2c_owner; |
j3 | 2:02d228c25fd4 | 306 | |
j3 | 2:02d228c25fd4 | 307 | // ds248x state |
j3 | 2:02d228c25fd4 | 308 | uint8_t _short_detected; |
j3 | 15:f6cb0d906fb6 | 309 | uint8_t _c1WS, _cSPU, _cPDN, _cAPU; |
j3 | 1:91e52f8ab8bf | 310 | }; |
j3 | 1:91e52f8ab8bf | 311 | |
j3 | 1:91e52f8ab8bf | 312 | #endif /*DS248X_H*/ |