Maxim Integrated / OneWire

1-Wire® library for mbed. Complete 1-Wire library that supports our silicon masters along with a bit-bang master on the MAX32600MBED platform with one common interface for mbed. Slave support has also been included and more slaves will be added as time permits.

Dependents:   MAXREFDES131_Qt_Demo MAX32630FTHR_iButton_uSD_Logger MAX32630FTHR_DS18B20_uSD_Logger MAXREFDES130_131_Demo ... more

Superseded by MaximInterface.

OneWire_Masters/DS248x/ds248x.h@69:f915c4c59a69, 2016-05-09 (annotated)

Committer:
IanBenzMaxim
Date:
Mon May 09 08:29:49 2016 -0500
Revision:
69:f915c4c59a69
Parent:
32:bce180b544ed
Child:
71:562f5c702094
Clean DS248x class to more closely resemble the DS2465 class. Write "OneWireConfig.cmake" to build directory.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
j3 1:91e52f8ab8bf 1 /******************************************************************//**
j3 1:91e52f8ab8bf 2 * Copyright (C) 2016 Maxim Integrated Products, Inc., All Rights Reserved.
j3 1:91e52f8ab8bf 3 *
j3 1:91e52f8ab8bf 4 * Permission is hereby granted, free of charge, to any person obtaining a
j3 1:91e52f8ab8bf 5 * copy of this software and associated documentation files (the "Software"),
j3 1:91e52f8ab8bf 6 * to deal in the Software without restriction, including without limitation
j3 1:91e52f8ab8bf 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
j3 1:91e52f8ab8bf 8 * and/or sell copies of the Software, and to permit persons to whom the
j3 1:91e52f8ab8bf 9 * Software is furnished to do so, subject to the following conditions:
j3 1:91e52f8ab8bf 10 *
j3 1:91e52f8ab8bf 11 * The above copyright notice and this permission notice shall be included
j3 1:91e52f8ab8bf 12 * in all copies or substantial portions of the Software.
j3 1:91e52f8ab8bf 13 *
j3 1:91e52f8ab8bf 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
j3 1:91e52f8ab8bf 15 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
j3 1:91e52f8ab8bf 16 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
j3 1:91e52f8ab8bf 17 * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
j3 1:91e52f8ab8bf 18 * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
j3 1:91e52f8ab8bf 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
j3 1:91e52f8ab8bf 20 * OTHER DEALINGS IN THE SOFTWARE.
j3 1:91e52f8ab8bf 21 *
j3 1:91e52f8ab8bf 22 * Except as contained in this notice, the name of Maxim Integrated
j3 1:91e52f8ab8bf 23 * Products, Inc. shall not be used except as stated in the Maxim Integrated
j3 1:91e52f8ab8bf 24 * Products, Inc. Branding Policy.
j3 1:91e52f8ab8bf 25 *
j3 1:91e52f8ab8bf 26 * The mere transfer of this software does not imply any licenses
j3 1:91e52f8ab8bf 27 * of trade secrets, proprietary technology, copyrights, patents,
j3 1:91e52f8ab8bf 28 * trademarks, maskwork rights, or any other form of intellectual
j3 1:91e52f8ab8bf 29 * property whatsoever. Maxim Integrated Products, Inc. retains all
j3 1:91e52f8ab8bf 30 * ownership rights.
j3 1:91e52f8ab8bf 31 **********************************************************************/
j3 1:91e52f8ab8bf 32
j3 1:91e52f8ab8bf 33
j3 1:91e52f8ab8bf 34 #ifndef DS248X_H
j3 1:91e52f8ab8bf 35 #define DS248X_H
j3 1:91e52f8ab8bf 36
j3 1:91e52f8ab8bf 37
j3 1:91e52f8ab8bf 38 #include "mbed.h"
IanBenzMaxim 24:8942d8478d68 39 #include "OneWire_Masters/OneWireMaster.h"
j3 1:91e52f8ab8bf 40
j3 1:91e52f8ab8bf 41
j3 15:f6cb0d906fb6 42 class Ds248x: public OneWireMaster
j3 1:91e52f8ab8bf 43 {
IanBenzMaxim 69:f915c4c59a69 44 public:
j3 1:91e52f8ab8bf 45
j3 5:ce108eeb878d 46 enum DS248X_I2C_ADRS
j3 1:91e52f8ab8bf 47 {
j3 1:91e52f8ab8bf 48 DS248X_I2C_ADRS0 = 0x18,
j3 1:91e52f8ab8bf 49 DS248X_I2C_ADRS1,
j3 1:91e52f8ab8bf 50 DS248X_I2C_ADRS2,
j3 1:91e52f8ab8bf 51 DS248X_I2C_ADRS3,
j3 1:91e52f8ab8bf 52 DS248X_I2C_ADRS4,
j3 1:91e52f8ab8bf 53 DS248X_I2C_ADRS5,
j3 1:91e52f8ab8bf 54 DS248X_I2C_ADRS6,
j3 5:ce108eeb878d 55 DS248X_I2C_ADRS7
j3 5:ce108eeb878d 56 };
j3 5:ce108eeb878d 57
IanBenzMaxim 69:f915c4c59a69 58 enum DS248X_REG
j3 5:ce108eeb878d 59 {
IanBenzMaxim 69:f915c4c59a69 60 REG_CONFIG = 0xC3,
IanBenzMaxim 69:f915c4c59a69 61 REG_STATUS = 0xF0,
IanBenzMaxim 69:f915c4c59a69 62 REG_READ_DATA = 0xE1,
IanBenzMaxim 69:f915c4c59a69 63 REG_PORT_CONFIG = 0xB4,
IanBenzMaxim 69:f915c4c59a69 64 REG_CHANNEL_SELECT = 0xD2 //DS2482-800 only
j3 5:ce108eeb878d 65 };
j3 5:ce108eeb878d 66
j3 5:ce108eeb878d 67 enum DS2484_ADJST_PARAMS
j3 5:ce108eeb878d 68 {
j3 5:ce108eeb878d 69 TRSTL = 0,
j3 5:ce108eeb878d 70 TRSTL_OD,
j3 5:ce108eeb878d 71 TMSP,
j3 5:ce108eeb878d 72 TMSP_OD,
j3 5:ce108eeb878d 73 TW0L,
j3 5:ce108eeb878d 74 TW0L_OD,
j3 5:ce108eeb878d 75 TREC0, //OD NA
j3 5:ce108eeb878d 76 RWPU = 8 //OD NA, see DS2484 datasheet page 13
j3 5:ce108eeb878d 77 };
IanBenzMaxim 69:f915c4c59a69 78
IanBenzMaxim 69:f915c4c59a69 79 /// Represents a DS2465 configuration.
IanBenzMaxim 69:f915c4c59a69 80 class Config
IanBenzMaxim 69:f915c4c59a69 81 {
IanBenzMaxim 69:f915c4c59a69 82 public:
IanBenzMaxim 69:f915c4c59a69 83 /// @{
IanBenzMaxim 69:f915c4c59a69 84 /// 1-Wire Speed
IanBenzMaxim 69:f915c4c59a69 85 bool c1WS() const { return m_c1WS; }
IanBenzMaxim 69:f915c4c59a69 86 void setC1WS(bool c1WS) { m_c1WS = c1WS; }
IanBenzMaxim 69:f915c4c59a69 87 /// @}
j3 5:ce108eeb878d 88
IanBenzMaxim 69:f915c4c59a69 89 /// @{
IanBenzMaxim 69:f915c4c59a69 90 /// Strong Pullup
IanBenzMaxim 69:f915c4c59a69 91 bool cSPU() const { return m_cSPU; }
IanBenzMaxim 69:f915c4c59a69 92 void setCSPU(bool cSPU) { m_cSPU = cSPU; }
IanBenzMaxim 69:f915c4c59a69 93 /// @}
IanBenzMaxim 69:f915c4c59a69 94
IanBenzMaxim 69:f915c4c59a69 95 /// @{
IanBenzMaxim 69:f915c4c59a69 96 /// 1-Wire Power Down
IanBenzMaxim 69:f915c4c59a69 97 bool cPDN() const { return m_cPDN; }
IanBenzMaxim 69:f915c4c59a69 98 void setCPDN(bool cPDN) { m_cPDN = cPDN; }
IanBenzMaxim 69:f915c4c59a69 99 /// @}
IanBenzMaxim 69:f915c4c59a69 100
IanBenzMaxim 69:f915c4c59a69 101 /// @{
IanBenzMaxim 69:f915c4c59a69 102 /// Active Pullup
IanBenzMaxim 69:f915c4c59a69 103 bool cAPU() const { return m_cAPU; }
IanBenzMaxim 69:f915c4c59a69 104 void setCAPU(bool cAPU) { m_cAPU = cAPU; }
IanBenzMaxim 69:f915c4c59a69 105 /// @}
IanBenzMaxim 69:f915c4c59a69 106
IanBenzMaxim 69:f915c4c59a69 107 /// Byte representation that is read from the DS2465.
IanBenzMaxim 69:f915c4c59a69 108 std::uint8_t readByte() const;
IanBenzMaxim 69:f915c4c59a69 109 /// Byte respresentation that is written to the DS2465.
IanBenzMaxim 69:f915c4c59a69 110 std::uint8_t writeByte() const;
IanBenzMaxim 69:f915c4c59a69 111
IanBenzMaxim 69:f915c4c59a69 112 /// Reset to the power-on default config.
IanBenzMaxim 69:f915c4c59a69 113 void reset();
IanBenzMaxim 69:f915c4c59a69 114 Config() { reset(); }
IanBenzMaxim 69:f915c4c59a69 115
IanBenzMaxim 69:f915c4c59a69 116 private:
IanBenzMaxim 69:f915c4c59a69 117 bool m_c1WS, m_cSPU, m_cPDN, m_cAPU;
IanBenzMaxim 69:f915c4c59a69 118 };
j3 3:644fc630f958 119
j3 1:91e52f8ab8bf 120 /**********************************************************//**
j3 1:91e52f8ab8bf 121 * @brief Ds248x constructor
j3 1:91e52f8ab8bf 122 *
j3 1:91e52f8ab8bf 123 * @details allows user to use existing I2C object
j3 1:91e52f8ab8bf 124 *
j3 1:91e52f8ab8bf 125 * On Entry:
j3 1:91e52f8ab8bf 126 * @param[in] p_i2c_bus - pointer to existing I2C object
j3 1:91e52f8ab8bf 127 *
j3 1:91e52f8ab8bf 128 * On Exit:
j3 1:91e52f8ab8bf 129 * @return
j3 1:91e52f8ab8bf 130 **************************************************************/
j3 5:ce108eeb878d 131 Ds248x(I2C &i2c_bus, DS248X_I2C_ADRS adrs);
j3 1:91e52f8ab8bf 132
j3 1:91e52f8ab8bf 133
j3 1:91e52f8ab8bf 134 /**********************************************************//**
j3 1:91e52f8ab8bf 135 * @brief Ds248x constructor
j3 1:91e52f8ab8bf 136 *
j3 3:644fc630f958 137 * @details Object instantiates a new I2C object with no
j3 3:644fc630f958 138 * public access
j3 1:91e52f8ab8bf 139 *
j3 1:91e52f8ab8bf 140 * On Entry:
j3 1:91e52f8ab8bf 141 * @param[in] sda - sda pin of I2C bus
j3 1:91e52f8ab8bf 142 * @param[in] scl - scl pin of I2C bus
j3 1:91e52f8ab8bf 143 *
j3 1:91e52f8ab8bf 144 * On Exit:
j3 1:91e52f8ab8bf 145 * @return
j3 1:91e52f8ab8bf 146 **************************************************************/
j3 5:ce108eeb878d 147 Ds248x(PinName sda, PinName scl, DS248X_I2C_ADRS adrs);
j3 1:91e52f8ab8bf 148
j3 1:91e52f8ab8bf 149
j3 1:91e52f8ab8bf 150 /**********************************************************//**
j3 1:91e52f8ab8bf 151 * @brief Ds248x destructor
j3 1:91e52f8ab8bf 152 *
j3 1:91e52f8ab8bf 153 * @details deletes I2C object if owner
j3 1:91e52f8ab8bf 154 *
j3 1:91e52f8ab8bf 155 * On Entry:
j3 1:91e52f8ab8bf 156 *
j3 1:91e52f8ab8bf 157 * On Exit:
j3 1:91e52f8ab8bf 158 * @return
j3 1:91e52f8ab8bf 159 **************************************************************/
j3 5:ce108eeb878d 160 virtual ~Ds248x();
j3 1:91e52f8ab8bf 161
j3 1:91e52f8ab8bf 162
j3 1:91e52f8ab8bf 163 /**********************************************************//**
j3 1:91e52f8ab8bf 164 * @brief reset()
j3 1:91e52f8ab8bf 165 *
j3 1:91e52f8ab8bf 166 * @details Perform a device reset on the Ds248x
j3 1:91e52f8ab8bf 167 *
j3 1:91e52f8ab8bf 168 * On Entry:
j3 1:91e52f8ab8bf 169 *
j3 1:91e52f8ab8bf 170 * On Exit:
j3 1:91e52f8ab8bf 171 * @return TRUE if device was reset
j3 1:91e52f8ab8bf 172 * FALSE device not detected or failure to perform reset
j3 1:91e52f8ab8bf 173 **************************************************************/
j3 23:e8e403d61359 174 OneWireMaster::CmdResult reset(void);
j3 1:91e52f8ab8bf 175
j3 1:91e52f8ab8bf 176
IanBenzMaxim 69:f915c4c59a69 177 /// Write a new configuration to the DS2465.
IanBenzMaxim 69:f915c4c59a69 178 /// @param[in] config New configuration to write.
IanBenzMaxim 69:f915c4c59a69 179 /// @param verify Verify that the configuration was written successfully.
IanBenzMaxim 69:f915c4c59a69 180 OneWireMaster::CmdResult writeConfig(const Config & config, bool verify);
IanBenzMaxim 69:f915c4c59a69 181
IanBenzMaxim 69:f915c4c59a69 182 /// Read the current DS2465 configuration.
IanBenzMaxim 69:f915c4c59a69 183 /// @returns The cached current configuration.
IanBenzMaxim 69:f915c4c59a69 184 Config currentConfig() const { return m_curConfig; }
IanBenzMaxim 69:f915c4c59a69 185
IanBenzMaxim 69:f915c4c59a69 186
IanBenzMaxim 69:f915c4c59a69 187
IanBenzMaxim 69:f915c4c59a69 188 OneWireMaster::CmdResult readRegister(DS248X_REG reg, std::uint8_t & buf, bool skipSetPointer = false) const;
j3 2:02d228c25fd4 189
j3 2:02d228c25fd4 190
j3 2:02d228c25fd4 191 /**********************************************************//**
j3 2:02d228c25fd4 192 * @brief channel_select()
j3 2:02d228c25fd4 193 *
j3 2:02d228c25fd4 194 * @details Select the 1-Wire channel on a DS2482-800.
j3 2:02d228c25fd4 195 * Min channel = 1
j3 2:02d228c25fd4 196 *
j3 2:02d228c25fd4 197 * On Entry:
j3 2:02d228c25fd4 198 * @param[in] channel - desired channel of the DS2482
j3 2:02d228c25fd4 199 *
j3 2:02d228c25fd4 200 * On Exit:
j3 2:02d228c25fd4 201 * @return TRUE if channel selected
j3 2:02d228c25fd4 202 * FALSE device not detected or failure to perform select
j3 2:02d228c25fd4 203 **************************************************************/
IanBenzMaxim 69:f915c4c59a69 204 OneWireMaster::CmdResult channelSelect(uint8_t channel);
j3 1:91e52f8ab8bf 205
j3 1:91e52f8ab8bf 206
j3 1:91e52f8ab8bf 207 /**********************************************************//**
j3 1:91e52f8ab8bf 208 * @brief adjust_timing()
j3 1:91e52f8ab8bf 209 *
j3 2:02d228c25fd4 210 * @details adjustable timming available in DS2484 only
j3 1:91e52f8ab8bf 211 *
j3 1:91e52f8ab8bf 212 * On Entry:
j3 1:91e52f8ab8bf 213 * @param[in] param - 1 of 8 adjustable parameters
j3 1:91e52f8ab8bf 214 * @param[in] val - new value for parameter, see datasheet
j3 1:91e52f8ab8bf 215 * for codes
j3 1:91e52f8ab8bf 216 *
j3 1:91e52f8ab8bf 217 * On Exit:
j3 1:91e52f8ab8bf 218 * @return TRUE: parameter successfully adjusted
j3 1:91e52f8ab8bf 219 * FALSE: failed to adjust parameter
j3 1:91e52f8ab8bf 220 **************************************************************/
IanBenzMaxim 69:f915c4c59a69 221 OneWireMaster::CmdResult adjustTiming(DS2484_ADJST_PARAMS param, uint8_t val);
j3 1:91e52f8ab8bf 222
j3 1:91e52f8ab8bf 223
j3 1:91e52f8ab8bf 224 /**********************************************************//**
j3 1:91e52f8ab8bf 225 * @brief search_triplet()
j3 1:91e52f8ab8bf 226 *
j3 1:91e52f8ab8bf 227 * @details Use the Ds248x help command '1-Wire triplet' to perform
j3 1:91e52f8ab8bf 228 * one bit of a 1-Wire search. This command does two read
j3 1:91e52f8ab8bf 229 * bits and one write bit. The write bit is either the
j3 1:91e52f8ab8bf 230 * default direction (all device have same bit) or in case
j3 1:91e52f8ab8bf 231 * of a discrepancy, the 'search_direction' parameter is
j3 1:91e52f8ab8bf 232 * used.
j3 1:91e52f8ab8bf 233 *
j3 1:91e52f8ab8bf 234 * On Entry:
j3 1:91e52f8ab8bf 235 * @param[in] search_direction
j3 1:91e52f8ab8bf 236 *
j3 1:91e52f8ab8bf 237 * On Exit:
j3 1:91e52f8ab8bf 238 * @return The Ds248x status byte result from the triplet command
j3 1:91e52f8ab8bf 239 **************************************************************/
IanBenzMaxim 32:bce180b544ed 240 virtual OneWireMaster::CmdResult OWTriplet(SearchDirection & search_direction, std::uint8_t & sbr, std::uint8_t & tsb);
j3 1:91e52f8ab8bf 241
j3 5:ce108eeb878d 242
j3 23:e8e403d61359 243 //Part of OneWireMaster that should be implemented for each master
j3 23:e8e403d61359 244 //See OneWireMaster.h for documentation
j3 15:f6cb0d906fb6 245
IanBenzMaxim 69:f915c4c59a69 246 /**********************************************************//**
IanBenzMaxim 69:f915c4c59a69 247 * @brief
IanBenzMaxim 69:f915c4c59a69 248 *
IanBenzMaxim 69:f915c4c59a69 249 * @details Detect routine that performs a device reset
IanBenzMaxim 69:f915c4c59a69 250 * followed by writing the configuration byte to default
IanBenzMaxim 69:f915c4c59a69 251 * values:
IanBenzMaxim 69:f915c4c59a69 252 * 1-Wire speed (c1WS) = standard (0)
IanBenzMaxim 69:f915c4c59a69 253 * Strong pull-up (cSPU) = off (0)
IanBenzMaxim 69:f915c4c59a69 254 * Presence pulse masking (cPPM) = off (0)
IanBenzMaxim 69:f915c4c59a69 255 * Active pull-up (cAPU) = on (CONFIG_APU = 0x01)
IanBenzMaxim 69:f915c4c59a69 256 *
IanBenzMaxim 69:f915c4c59a69 257 * On Entry:
IanBenzMaxim 69:f915c4c59a69 258 *
IanBenzMaxim 69:f915c4c59a69 259 * On Exit:
IanBenzMaxim 69:f915c4c59a69 260 * @return TRUE if device was detected and written
IanBenzMaxim 69:f915c4c59a69 261 * FALSE device not detected or failure to write
IanBenzMaxim 69:f915c4c59a69 262 * configuration byte
IanBenzMaxim 69:f915c4c59a69 263 **************************************************************/
j3 23:e8e403d61359 264 virtual OneWireMaster::CmdResult OWInitMaster(void);
j3 14:7b2886a50321 265
j3 23:e8e403d61359 266 virtual OneWireMaster::CmdResult OWReset(void);
j3 1:91e52f8ab8bf 267
IanBenzMaxim 32:bce180b544ed 268 virtual OneWireMaster::CmdResult OWTouchBit(uint8_t & sendrecvbit, OWLevel after_level);
IanBenzMaxim 26:a361e3f42ba5 269
IanBenzMaxim 32:bce180b544ed 270 virtual OneWireMaster::CmdResult OWReadByte(uint8_t & recvbyte, OWLevel after_level);
IanBenzMaxim 26:a361e3f42ba5 271
IanBenzMaxim 32:bce180b544ed 272 virtual OneWireMaster::CmdResult OWWriteByte(uint8_t sendbyte, OWLevel after_level);
j3 17:b646b1e3970b 273
j3 23:e8e403d61359 274 virtual OneWireMaster::CmdResult OWWriteBlock(const uint8_t *tran_buf, uint8_t tran_len);
j3 1:91e52f8ab8bf 275
j3 23:e8e403d61359 276 virtual OneWireMaster::CmdResult OWReadBlock(uint8_t *rx_buf, uint8_t rx_len);
j3 3:644fc630f958 277
IanBenzMaxim 32:bce180b544ed 278 virtual OneWireMaster::CmdResult OWSetSpeed(OWSpeed new_speed);
j3 3:644fc630f958 279
IanBenzMaxim 32:bce180b544ed 280 virtual OneWireMaster::CmdResult OWSetLevel(OWLevel new_level);
j3 2:02d228c25fd4 281
IanBenzMaxim 69:f915c4c59a69 282 private:
IanBenzMaxim 69:f915c4c59a69 283
IanBenzMaxim 69:f915c4c59a69 284 enum DS248X_CMDS
IanBenzMaxim 69:f915c4c59a69 285 {
IanBenzMaxim 69:f915c4c59a69 286 CMD_DRST = 0xF0,
IanBenzMaxim 69:f915c4c59a69 287 CMD_WCFG = 0xD2,
IanBenzMaxim 69:f915c4c59a69 288 CMD_A1WP = 0xC3, //DS2484 only
IanBenzMaxim 69:f915c4c59a69 289 CMD_CHSL = 0xC3, //DS2482-800 only
IanBenzMaxim 69:f915c4c59a69 290 CMD_SRP = 0xE1,
IanBenzMaxim 69:f915c4c59a69 291 CMD_1WRS = 0xB4,
IanBenzMaxim 69:f915c4c59a69 292 CMD_1WWB = 0xA5,
IanBenzMaxim 69:f915c4c59a69 293 CMD_1WRB = 0x96,
IanBenzMaxim 69:f915c4c59a69 294 CMD_1WSB = 0x87,
IanBenzMaxim 69:f915c4c59a69 295 CMD_1WT = 0x78
IanBenzMaxim 69:f915c4c59a69 296 };
j3 1:91e52f8ab8bf 297
j3 6:1faafa0b3cd7 298 //private fx for initializing _w_adrs and _r_adrs
j3 6:1faafa0b3cd7 299 void set_i2c_adrs(DS248X_I2C_ADRS adrs);
j3 5:ce108eeb878d 300
j3 1:91e52f8ab8bf 301 I2C *_p_i2c_bus;
j3 1:91e52f8ab8bf 302 uint8_t _w_adrs, _r_adrs;
j3 5:ce108eeb878d 303 bool _i2c_owner;
j3 2:02d228c25fd4 304
j3 2:02d228c25fd4 305 // ds248x state
j3 2:02d228c25fd4 306 uint8_t _short_detected;
IanBenzMaxim 69:f915c4c59a69 307
IanBenzMaxim 69:f915c4c59a69 308 Config m_curConfig;
IanBenzMaxim 69:f915c4c59a69 309
IanBenzMaxim 69:f915c4c59a69 310 /// Polls the DS2465 status waiting for the 1-Wire Busy bit (1WB) to be cleared.
IanBenzMaxim 69:f915c4c59a69 311 /// @param[out] pStatus Optionally retrive the status byte when 1WB cleared.
IanBenzMaxim 69:f915c4c59a69 312 /// @returns Success or TimeoutError if poll limit reached.
IanBenzMaxim 69:f915c4c59a69 313 OneWireMaster::CmdResult pollBusy(std::uint8_t * pStatus = NULL);
IanBenzMaxim 69:f915c4c59a69 314
IanBenzMaxim 69:f915c4c59a69 315 /// Ensure that the desired 1-Wire level is set in the configuration.
IanBenzMaxim 69:f915c4c59a69 316 /// @param level Desired 1-Wire level.
IanBenzMaxim 69:f915c4c59a69 317 OneWireMaster::CmdResult configureLevel(OWLevel level);
IanBenzMaxim 69:f915c4c59a69 318
IanBenzMaxim 69:f915c4c59a69 319 /// @note Allow marking const since not public.
IanBenzMaxim 69:f915c4c59a69 320 OneWireMaster::CmdResult sendCommand(DS248X_CMDS cmd) const;
IanBenzMaxim 69:f915c4c59a69 321
IanBenzMaxim 69:f915c4c59a69 322 /// @note Allow marking const since not public.
IanBenzMaxim 69:f915c4c59a69 323 OneWireMaster::CmdResult sendCommand(DS248X_CMDS cmd, std::uint8_t param) const;
j3 1:91e52f8ab8bf 324 };
j3 1:91e52f8ab8bf 325
IanBenzMaxim 69:f915c4c59a69 326 #endif /*DS248X_H*/