Neil Thiessen / PCA9955

A feature complete driver for the PCA9952/55 LED driver from NXP.

Dependents:   PCA9955_HelloWorld

PCA9955.h@3:84571acc16a1, 2013-11-08 (annotated)

Committer:
neilt6
Date:
Fri Nov 08 16:19:36 2013 +0000
Revision:
3:84571acc16a1
Parent:
2:9d866639b32b
Child:
4:6ca7ab31c5fb
Added the default LED All Call address, and 16-channel subaddress to the Address enum

Who changed what in which revision?

UserRevisionLine numberNew contents of line
neilt6 0:7b3cbb5a53b8 1 /* PCA9952/55 Driver Library
neilt6 0:7b3cbb5a53b8 2 * Copyright (c) 2013 Neil Thiessen
neilt6 0:7b3cbb5a53b8 3 *
neilt6 0:7b3cbb5a53b8 4 * Licensed under the Apache License, Version 2.0 (the "License");
neilt6 0:7b3cbb5a53b8 5 * you may not use this file except in compliance with the License.
neilt6 0:7b3cbb5a53b8 6 * You may obtain a copy of the License at
neilt6 0:7b3cbb5a53b8 7 *
neilt6 0:7b3cbb5a53b8 8 * http://www.apache.org/licenses/LICENSE-2.0
neilt6 0:7b3cbb5a53b8 9 *
neilt6 0:7b3cbb5a53b8 10 * Unless required by applicable law or agreed to in writing, software
neilt6 0:7b3cbb5a53b8 11 * distributed under the License is distributed on an "AS IS" BASIS,
neilt6 0:7b3cbb5a53b8 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
neilt6 0:7b3cbb5a53b8 13 * See the License for the specific language governing permissions and
neilt6 0:7b3cbb5a53b8 14 * limitations under the License.
neilt6 0:7b3cbb5a53b8 15 */
neilt6 0:7b3cbb5a53b8 16
neilt6 0:7b3cbb5a53b8 17 #ifndef PCA9955_H
neilt6 0:7b3cbb5a53b8 18 #define PCA9955_H
neilt6 0:7b3cbb5a53b8 19
neilt6 0:7b3cbb5a53b8 20 #include "mbed.h"
neilt6 0:7b3cbb5a53b8 21
neilt6 0:7b3cbb5a53b8 22 /** PCA9952/55 class.
neilt6 0:7b3cbb5a53b8 23 * Used for controlling a PCA9952/55 constant current LED driver connected via I2C.
neilt6 0:7b3cbb5a53b8 24 *
neilt6 0:7b3cbb5a53b8 25 * Example:
neilt6 0:7b3cbb5a53b8 26 * @code
neilt6 0:7b3cbb5a53b8 27 * #include "mbed.h"
neilt6 0:7b3cbb5a53b8 28 * #include "PCA9955.h"
neilt6 0:7b3cbb5a53b8 29 *
neilt6 0:7b3cbb5a53b8 30 * //Create an PCA9955 object at the default address (ADDRESS_0)
neilt6 0:7b3cbb5a53b8 31 * PCA9955 driver(p28, p27);
neilt6 0:7b3cbb5a53b8 32 *
neilt6 0:7b3cbb5a53b8 33 * int main()
neilt6 0:7b3cbb5a53b8 34 * {
neilt6 0:7b3cbb5a53b8 35 * //Try to open the PCA9955
neilt6 0:7b3cbb5a53b8 36 * if (driver.open()) {
neilt6 0:7b3cbb5a53b8 37 * printf("Device detected!\n");
neilt6 0:7b3cbb5a53b8 38 *
neilt6 0:7b3cbb5a53b8 39 * //Reset the device
neilt6 0:7b3cbb5a53b8 40 * //NOTE: This might reset other I2C devices as well!
neilt6 0:7b3cbb5a53b8 41 * driver.reset();
neilt6 0:7b3cbb5a53b8 42 *
neilt6 0:7b3cbb5a53b8 43 * //Set all the output states to PWM mode
neilt6 0:7b3cbb5a53b8 44 * driver.allOutputStates(PCA9955::OUTPUT_PWM);
neilt6 0:7b3cbb5a53b8 45 *
neilt6 0:7b3cbb5a53b8 46 * //Set the all of the output currents to maximum
neilt6 0:7b3cbb5a53b8 47 * driver.allOutputCurrents(1.0);
neilt6 0:7b3cbb5a53b8 48 *
neilt6 0:7b3cbb5a53b8 49 * while (1) {
neilt6 0:7b3cbb5a53b8 50 * //Generate a breathing effect on all of the outputs
neilt6 0:7b3cbb5a53b8 51 * for (float i = 0.0f; i < 360.0f; i += 0.1f) {
neilt6 2:9d866639b32b 52 * driver = 0.5 * (sinf(i * 3.14159265f / 180.0f) + 1);
neilt6 0:7b3cbb5a53b8 53 * }
neilt6 0:7b3cbb5a53b8 54 * }
neilt6 0:7b3cbb5a53b8 55 * } else {
neilt6 0:7b3cbb5a53b8 56 * error("Device not detected!\n");
neilt6 0:7b3cbb5a53b8 57 * }
neilt6 0:7b3cbb5a53b8 58 * }
neilt6 0:7b3cbb5a53b8 59 * @endcode
neilt6 0:7b3cbb5a53b8 60 */
neilt6 0:7b3cbb5a53b8 61 class PCA9955
neilt6 0:7b3cbb5a53b8 62 {
neilt6 0:7b3cbb5a53b8 63 public:
neilt6 0:7b3cbb5a53b8 64 /** Represents the different I2C address possibilities for the PCA9952/55
neilt6 0:7b3cbb5a53b8 65 */
neilt6 0:7b3cbb5a53b8 66 enum Address {
neilt6 0:7b3cbb5a53b8 67 ADDRESS_0 = (0x60 << 1), /**< A[3:0] pins = 0000 */
neilt6 0:7b3cbb5a53b8 68 ADDRESS_1 = (0x61 << 1), /**< A[3:0] pins = 0001 */
neilt6 0:7b3cbb5a53b8 69 ADDRESS_2 = (0x62 << 1), /**< A[3:0] pins = 0010 */
neilt6 0:7b3cbb5a53b8 70 ADDRESS_3 = (0x63 << 1), /**< A[3:0] pins = 0011 */
neilt6 0:7b3cbb5a53b8 71 ADDRESS_4 = (0x64 << 1), /**< A[3:0] pins = 0100 */
neilt6 0:7b3cbb5a53b8 72 ADDRESS_5 = (0x65 << 1), /**< A[3:0] pins = 0101 */
neilt6 0:7b3cbb5a53b8 73 ADDRESS_6 = (0x66 << 1), /**< A[3:0] pins = 0110 */
neilt6 0:7b3cbb5a53b8 74 ADDRESS_7 = (0x67 << 1), /**< A[3:0] pins = 0111 */
neilt6 0:7b3cbb5a53b8 75 ADDRESS_8 = (0x68 << 1), /**< A[3:0] pins = 1000 (not available on PCA9952) */
neilt6 0:7b3cbb5a53b8 76 ADDRESS_9 = (0x69 << 1), /**< A[3:0] pins = 1001 (not available on PCA9952) */
neilt6 0:7b3cbb5a53b8 77 ADDRESS_10 = (0x6A << 1), /**< A[3:0] pins = 1010 (not available on PCA9952) */
neilt6 0:7b3cbb5a53b8 78 ADDRESS_11 = (0x6B << 1), /**< A[3:0] pins = 1011 (not available on PCA9952) */
neilt6 0:7b3cbb5a53b8 79 ADDRESS_12 = (0x6C << 1), /**< A[3:0] pins = 1100 (not available on PCA9952) */
neilt6 0:7b3cbb5a53b8 80 ADDRESS_13 = (0x6D << 1), /**< A[3:0] pins = 1101 (not available on PCA9952) */
neilt6 0:7b3cbb5a53b8 81 ADDRESS_14 = (0x6E << 1), /**< A[3:0] pins = 1110 (not available on PCA9952) */
neilt6 3:84571acc16a1 82 ADDRESS_15 = (0x6F << 1), /**< A[3:0] pins = 1111 (not available on PCA9952) */
neilt6 3:84571acc16a1 83 ADDRESS_ALL = (0x70 << 1), /**< The default LED All Call address */
neilt6 3:84571acc16a1 84 ADDRESS_SUB = (0x76 << 1) /**< The default subaddress for 16-channel LED drivers */
neilt6 0:7b3cbb5a53b8 85 };
neilt6 0:7b3cbb5a53b8 86
neilt6 0:7b3cbb5a53b8 87 /** Represents the different outputs of the PCA9952/55
neilt6 0:7b3cbb5a53b8 88 */
neilt6 0:7b3cbb5a53b8 89 enum Output {
neilt6 0:7b3cbb5a53b8 90 OUTPUT_0 = 0, /**< LED output 0 */
neilt6 0:7b3cbb5a53b8 91 OUTPUT_1 = 1, /**< LED output 1 */
neilt6 0:7b3cbb5a53b8 92 OUTPUT_2 = 2, /**< LED output 2 */
neilt6 0:7b3cbb5a53b8 93 OUTPUT_3 = 3, /**< LED output 3 */
neilt6 0:7b3cbb5a53b8 94 OUTPUT_4 = 4, /**< LED output 4 */
neilt6 0:7b3cbb5a53b8 95 OUTPUT_5 = 5, /**< LED output 5 */
neilt6 0:7b3cbb5a53b8 96 OUTPUT_6 = 6, /**< LED output 6 */
neilt6 0:7b3cbb5a53b8 97 OUTPUT_7 = 7, /**< LED output 7 */
neilt6 0:7b3cbb5a53b8 98 OUTPUT_8 = 8, /**< LED output 8 */
neilt6 0:7b3cbb5a53b8 99 OUTPUT_9 = 9, /**< LED output 9 */
neilt6 0:7b3cbb5a53b8 100 OUTPUT_10 = 10, /**< LED output 10 */
neilt6 0:7b3cbb5a53b8 101 OUTPUT_11 = 11, /**< LED output 11 */
neilt6 0:7b3cbb5a53b8 102 OUTPUT_12 = 12, /**< LED output 12 */
neilt6 0:7b3cbb5a53b8 103 OUTPUT_13 = 13, /**< LED output 13 */
neilt6 0:7b3cbb5a53b8 104 OUTPUT_14 = 14, /**< LED output 14 */
neilt6 0:7b3cbb5a53b8 105 OUTPUT_15 = 15 /**< LED output 15 */
neilt6 0:7b3cbb5a53b8 106 };
neilt6 0:7b3cbb5a53b8 107
neilt6 0:7b3cbb5a53b8 108 /** Represents the power mode of the PCA9952/55
neilt6 0:7b3cbb5a53b8 109 */
neilt6 0:7b3cbb5a53b8 110 enum PowerMode {
neilt6 0:7b3cbb5a53b8 111 POWER_NORMAL, /**< Oscillator is enabled */
neilt6 0:7b3cbb5a53b8 112 POWER_SHUTDOWN /**< Oscillator is disabled */
neilt6 0:7b3cbb5a53b8 113 };
neilt6 0:7b3cbb5a53b8 114
neilt6 0:7b3cbb5a53b8 115 /** Represents the output change mode of the PCA9952/55
neilt6 0:7b3cbb5a53b8 116 */
neilt6 0:7b3cbb5a53b8 117 enum OutputChangeMode {
neilt6 0:7b3cbb5a53b8 118 OUTPUT_CHANGE_ON_STOP, /**< Outputs change on STOP command */
neilt6 0:7b3cbb5a53b8 119 OUTPUT_CHANGE_ON_ACK /**< Outputs change on ACK */
neilt6 0:7b3cbb5a53b8 120 };
neilt6 0:7b3cbb5a53b8 121
neilt6 0:7b3cbb5a53b8 122 /** Represents the group control mode of the PCA9952/55
neilt6 0:7b3cbb5a53b8 123 */
neilt6 0:7b3cbb5a53b8 124 enum GroupMode {
neilt6 0:7b3cbb5a53b8 125 GROUP_DIMMING, /**< Group control = dimming */
neilt6 0:7b3cbb5a53b8 126 GROUP_BLINKING /**< group control = blinking */
neilt6 0:7b3cbb5a53b8 127 };
neilt6 0:7b3cbb5a53b8 128
neilt6 0:7b3cbb5a53b8 129 /** Represents the individual driver output states of the PCA9952/55
neilt6 0:7b3cbb5a53b8 130 */
neilt6 0:7b3cbb5a53b8 131 enum OutputState {
neilt6 0:7b3cbb5a53b8 132 OUTPUT_OFF, /**< LED driver x is off (default power-up state) */
neilt6 0:7b3cbb5a53b8 133 OUTPUT_ON, /**< LED driver x is fully on (individual brightness and group dimming/blinking not controlled) */
neilt6 0:7b3cbb5a53b8 134 OUTPUT_PWM, /**< LED driver x individual brightness can be controlled through its PWMx register */
neilt6 0:7b3cbb5a53b8 135 OUTPUT_PWM_GRPPWM /**< LED driver x individual brightness and group dimming/blinking can be controlled through its PWMx register and the GRPPWM registers */
neilt6 0:7b3cbb5a53b8 136 };
neilt6 0:7b3cbb5a53b8 137
neilt6 0:7b3cbb5a53b8 138 /** Represents the fault test flags for the PCA9952/55
neilt6 0:7b3cbb5a53b8 139 */
neilt6 0:7b3cbb5a53b8 140 enum FaultFlags {
neilt6 0:7b3cbb5a53b8 141 FAULT_OUTPUT_0 = (1 << 0), /**< LED output 0 is either open or shorted */
neilt6 0:7b3cbb5a53b8 142 FAULT_OUTPUT_1 = (1 << 1), /**< LED output 1 is either open or shorted */
neilt6 0:7b3cbb5a53b8 143 FAULT_OUTPUT_2 = (1 << 2), /**< LED output 2 is either open or shorted */
neilt6 0:7b3cbb5a53b8 144 FAULT_OUTPUT_3 = (1 << 3), /**< LED output 3 is either open or shorted */
neilt6 0:7b3cbb5a53b8 145 FAULT_OUTPUT_4 = (1 << 4), /**< LED output 4 is either open or shorted */
neilt6 0:7b3cbb5a53b8 146 FAULT_OUTPUT_5 = (1 << 5), /**< LED output 5 is either open or shorted */
neilt6 0:7b3cbb5a53b8 147 FAULT_OUTPUT_6 = (1 << 6), /**< LED output 6 is either open or shorted */
neilt6 0:7b3cbb5a53b8 148 FAULT_OUTPUT_7 = (1 << 7), /**< LED output 7 is either open or shorted */
neilt6 0:7b3cbb5a53b8 149 FAULT_OUTPUT_8 = (1 << 8), /**< LED output 8 is either open or shorted */
neilt6 0:7b3cbb5a53b8 150 FAULT_OUTPUT_9 = (1 << 9), /**< LED output 9 is either open or shorted */
neilt6 0:7b3cbb5a53b8 151 FAULT_OUTPUT_10 = (1 << 10), /**< LED output 10 is either open or shorted */
neilt6 0:7b3cbb5a53b8 152 FAULT_OUTPUT_11 = (1 << 11), /**< LED output 11 is either open or shorted */
neilt6 0:7b3cbb5a53b8 153 FAULT_OUTPUT_12 = (1 << 12), /**< LED output 12 is either open or shorted */
neilt6 0:7b3cbb5a53b8 154 FAULT_OUTPUT_13 = (1 << 13), /**< LED output 13 is either open or shorted */
neilt6 0:7b3cbb5a53b8 155 FAULT_OUTPUT_14 = (1 << 14), /**< LED output 14 is either open or shorted */
neilt6 0:7b3cbb5a53b8 156 FAULT_OUTPUT_15 = (1 << 15) /**< LED output 15 is either open or shorted */
neilt6 0:7b3cbb5a53b8 157 };
neilt6 0:7b3cbb5a53b8 158
neilt6 0:7b3cbb5a53b8 159 /** Create a PCA9952/55 object connected to the specified I2C pins with the specified I2C slave address
neilt6 0:7b3cbb5a53b8 160 *
neilt6 0:7b3cbb5a53b8 161 * @param sda The I2C data pin.
neilt6 0:7b3cbb5a53b8 162 * @param scl The I2C clock pin.
neilt6 0:7b3cbb5a53b8 163 * @param addr The I2C slave address (defaults to ADDRESS_0).
neilt6 0:7b3cbb5a53b8 164 */
neilt6 0:7b3cbb5a53b8 165 PCA9955(PinName sda, PinName scl, Address addr = ADDRESS_0);
neilt6 0:7b3cbb5a53b8 166
neilt6 1:016f916c5579 167 /** Probe for the PCA9952/55 and configure Auto-Increment if present
neilt6 0:7b3cbb5a53b8 168 *
neilt6 0:7b3cbb5a53b8 169 * @returns
neilt6 0:7b3cbb5a53b8 170 * 'true' if the device exists on the bus,
neilt6 0:7b3cbb5a53b8 171 * 'false' if the device doesn't exist on the bus.
neilt6 0:7b3cbb5a53b8 172 */
neilt6 1:016f916c5579 173 bool open();
neilt6 0:7b3cbb5a53b8 174
neilt6 0:7b3cbb5a53b8 175 /** Issue an SWRST call to reset the PCA9952/55
neilt6 0:7b3cbb5a53b8 176 * @warning This might reset other I2C devices as well!
neilt6 0:7b3cbb5a53b8 177 */
neilt6 1:016f916c5579 178 void reset();
neilt6 0:7b3cbb5a53b8 179
neilt6 0:7b3cbb5a53b8 180 /** Determine whether the LED All Call address is enabled on the PCA9952/55
neilt6 0:7b3cbb5a53b8 181 *
neilt6 0:7b3cbb5a53b8 182 * @returns Whether or not the LED All Call address is enabled.
neilt6 0:7b3cbb5a53b8 183 */
neilt6 1:016f916c5579 184 bool allCallEnabled();
neilt6 0:7b3cbb5a53b8 185
neilt6 0:7b3cbb5a53b8 186 /** Set whether the LED All Call address is enabled on the PCA9952/55
neilt6 0:7b3cbb5a53b8 187 *
neilt6 0:7b3cbb5a53b8 188 * @param enabled Whether or not the LED All Call address is enabled.
neilt6 0:7b3cbb5a53b8 189 */
neilt6 0:7b3cbb5a53b8 190 void allCallEnabled(bool enabled);
neilt6 0:7b3cbb5a53b8 191
neilt6 0:7b3cbb5a53b8 192 /** Determine whether subaddress 3 is enabled on the PCA9952/55
neilt6 0:7b3cbb5a53b8 193 *
neilt6 0:7b3cbb5a53b8 194 * @returns Whether or not subaddress 3 is enabled.
neilt6 0:7b3cbb5a53b8 195 */
neilt6 1:016f916c5579 196 bool subCall3Enabled();
neilt6 0:7b3cbb5a53b8 197
neilt6 0:7b3cbb5a53b8 198 /** Set whether subaddress 3 is enabled on the PCA9952/55
neilt6 0:7b3cbb5a53b8 199 *
neilt6 0:7b3cbb5a53b8 200 * @param enabled Whether or not subaddress 3 is enabled.
neilt6 0:7b3cbb5a53b8 201 */
neilt6 0:7b3cbb5a53b8 202 void subCall3Enabled(bool enabled);
neilt6 0:7b3cbb5a53b8 203
neilt6 0:7b3cbb5a53b8 204 /** Determine whether subaddress 2 is enabled on the PCA9952/55
neilt6 0:7b3cbb5a53b8 205 *
neilt6 0:7b3cbb5a53b8 206 * @returns Whether or not subaddress 2 is enabled.
neilt6 0:7b3cbb5a53b8 207 */
neilt6 1:016f916c5579 208 bool subCall2Enabled();
neilt6 0:7b3cbb5a53b8 209
neilt6 0:7b3cbb5a53b8 210 /** Set whether subaddress 2 is enabled on the PCA9952/55
neilt6 0:7b3cbb5a53b8 211 *
neilt6 0:7b3cbb5a53b8 212 * @param enabled Whether or not subaddress 2 is enabled.
neilt6 0:7b3cbb5a53b8 213 */
neilt6 0:7b3cbb5a53b8 214 void subCall2Enabled(bool enabled);
neilt6 0:7b3cbb5a53b8 215
neilt6 0:7b3cbb5a53b8 216 /** Determine whether subaddress 1 is enabled on the PCA9952/55
neilt6 0:7b3cbb5a53b8 217 *
neilt6 0:7b3cbb5a53b8 218 * @returns Whether or not subaddress 1 is enabled.
neilt6 0:7b3cbb5a53b8 219 */
neilt6 1:016f916c5579 220 bool subCall1Enabled();
neilt6 0:7b3cbb5a53b8 221
neilt6 0:7b3cbb5a53b8 222 /** Set whether subaddress 1 is enabled on the PCA9952/55
neilt6 0:7b3cbb5a53b8 223 *
neilt6 0:7b3cbb5a53b8 224 * @param enabled Whether or not subaddress 1 is enabled.
neilt6 0:7b3cbb5a53b8 225 */
neilt6 0:7b3cbb5a53b8 226 void subCall1Enabled(bool enabled);
neilt6 0:7b3cbb5a53b8 227
neilt6 0:7b3cbb5a53b8 228 /** Get the current power mode of the PCA9952/55
neilt6 0:7b3cbb5a53b8 229 *
neilt6 0:7b3cbb5a53b8 230 * @returns The current power mode as a PowerMode enum.
neilt6 0:7b3cbb5a53b8 231 */
neilt6 1:016f916c5579 232 PCA9955::PowerMode powerMode();
neilt6 0:7b3cbb5a53b8 233
neilt6 0:7b3cbb5a53b8 234 /** Set the power mode of the PCA9952/55
neilt6 0:7b3cbb5a53b8 235 *
neilt6 0:7b3cbb5a53b8 236 * @param mode The new power mode as a PowerMode enum.
neilt6 0:7b3cbb5a53b8 237 */
neilt6 0:7b3cbb5a53b8 238 void powerMode(PowerMode mode);
neilt6 0:7b3cbb5a53b8 239
neilt6 0:7b3cbb5a53b8 240 /** Get the current output change mode of the PCA9952/55
neilt6 0:7b3cbb5a53b8 241 *
neilt6 0:7b3cbb5a53b8 242 * @returns The current output change mode as an OutputChangeMode enum.
neilt6 0:7b3cbb5a53b8 243 */
neilt6 1:016f916c5579 244 PCA9955::OutputChangeMode outputChangeMode();
neilt6 0:7b3cbb5a53b8 245
neilt6 0:7b3cbb5a53b8 246 /** Set the output change mode of the PCA9952/55
neilt6 0:7b3cbb5a53b8 247 *
neilt6 0:7b3cbb5a53b8 248 * @param mode The new output change mode as an OutputChangeMode enum.
neilt6 0:7b3cbb5a53b8 249 */
neilt6 0:7b3cbb5a53b8 250 void outputChangeMode(OutputChangeMode mode);
neilt6 0:7b3cbb5a53b8 251
neilt6 0:7b3cbb5a53b8 252 /** Get the current group control mode of the PCA9952/55
neilt6 0:7b3cbb5a53b8 253 *
neilt6 0:7b3cbb5a53b8 254 * @returns The current group control mode as a GroupMode enum.
neilt6 0:7b3cbb5a53b8 255 */
neilt6 1:016f916c5579 256 PCA9955::GroupMode groupMode();
neilt6 0:7b3cbb5a53b8 257
neilt6 0:7b3cbb5a53b8 258 /** Set the group control mode of the PCA9952/55
neilt6 0:7b3cbb5a53b8 259 *
neilt6 0:7b3cbb5a53b8 260 * @param mode The new group control mode as a GroupMode enum.
neilt6 0:7b3cbb5a53b8 261 */
neilt6 0:7b3cbb5a53b8 262 void groupMode(GroupMode mode);
neilt6 0:7b3cbb5a53b8 263
neilt6 0:7b3cbb5a53b8 264 /** Determine whether or not the PCA9952/55 is overheating
neilt6 0:7b3cbb5a53b8 265 *
neilt6 0:7b3cbb5a53b8 266 * @returns
neilt6 0:7b3cbb5a53b8 267 * 'true' if the device is currently disabled due to overheating,
neilt6 0:7b3cbb5a53b8 268 * 'false' if the device is functioning normally.
neilt6 0:7b3cbb5a53b8 269 */
neilt6 1:016f916c5579 270 bool overTemp();
neilt6 0:7b3cbb5a53b8 271
neilt6 0:7b3cbb5a53b8 272 /** Get the specified output's state
neilt6 0:7b3cbb5a53b8 273 *
neilt6 0:7b3cbb5a53b8 274 * @param output The output to check.
neilt6 0:7b3cbb5a53b8 275 *
neilt6 0:7b3cbb5a53b8 276 * @returns The output's current state as an OutputState enum.
neilt6 0:7b3cbb5a53b8 277 */
neilt6 0:7b3cbb5a53b8 278 PCA9955::OutputState outputState(Output output);
neilt6 0:7b3cbb5a53b8 279
neilt6 0:7b3cbb5a53b8 280 /** Set the specified output's state
neilt6 0:7b3cbb5a53b8 281 *
neilt6 0:7b3cbb5a53b8 282 * @param output The output to change.
neilt6 0:7b3cbb5a53b8 283 * @param state The new output state as an OutputState enum.
neilt6 0:7b3cbb5a53b8 284 */
neilt6 0:7b3cbb5a53b8 285 void outputState(Output output, OutputState state);
neilt6 0:7b3cbb5a53b8 286
neilt6 0:7b3cbb5a53b8 287 /** Get the current group control duty cycle of the PCA9952/55 in percent
neilt6 0:7b3cbb5a53b8 288 *
neilt6 0:7b3cbb5a53b8 289 * @returns The current group control duty cycle as a float (0.0 to 1.0).
neilt6 0:7b3cbb5a53b8 290 */
neilt6 1:016f916c5579 291 float groupDuty();
neilt6 0:7b3cbb5a53b8 292
neilt6 0:7b3cbb5a53b8 293 /** Set the group control duty cycle of the PCA9952/55 in percent
neilt6 0:7b3cbb5a53b8 294 *
neilt6 0:7b3cbb5a53b8 295 * @param duty The new group control duty cycle as a float (0.0 to 1.0).
neilt6 0:7b3cbb5a53b8 296 */
neilt6 0:7b3cbb5a53b8 297 void groupDuty(float duty);
neilt6 0:7b3cbb5a53b8 298
neilt6 0:7b3cbb5a53b8 299 /** Get the current group control duty cycle of the PCA9952/55
neilt6 0:7b3cbb5a53b8 300 *
neilt6 0:7b3cbb5a53b8 301 * @returns The current group control duty cycle as an unsigned char (0 to 255).
neilt6 0:7b3cbb5a53b8 302 */
neilt6 1:016f916c5579 303 char groupDuty_char();
neilt6 0:7b3cbb5a53b8 304
neilt6 0:7b3cbb5a53b8 305 /** Set the group control duty cycle of the PCA9952/55
neilt6 0:7b3cbb5a53b8 306 *
neilt6 0:7b3cbb5a53b8 307 * @param duty The new group control duty cycle as an unsigned char (0 to 255).
neilt6 0:7b3cbb5a53b8 308 */
neilt6 0:7b3cbb5a53b8 309 void groupDuty_char(char duty);
neilt6 0:7b3cbb5a53b8 310
neilt6 0:7b3cbb5a53b8 311 /** Get the current group control blink period of the PCA9952/55 in seconds
neilt6 0:7b3cbb5a53b8 312 *
neilt6 0:7b3cbb5a53b8 313 * @returns The current group control blink period in seconds (0.067 to 16.8).
neilt6 0:7b3cbb5a53b8 314 */
neilt6 1:016f916c5579 315 float groupBlinkPeriod();
neilt6 0:7b3cbb5a53b8 316
neilt6 0:7b3cbb5a53b8 317 /** Set the current group control blink period of the PCA9952/55 in seconds
neilt6 0:7b3cbb5a53b8 318 *
neilt6 0:7b3cbb5a53b8 319 * @param period The new group control blink period in seconds (0.067 to 16.8).
neilt6 0:7b3cbb5a53b8 320 */
neilt6 0:7b3cbb5a53b8 321 void groupBlinkPeriod(float period);
neilt6 0:7b3cbb5a53b8 322
neilt6 0:7b3cbb5a53b8 323 /** Get the current group control blink period of the PCA9952/55
neilt6 0:7b3cbb5a53b8 324 *
neilt6 0:7b3cbb5a53b8 325 * @returns The current group control blink period as an unsigned char (0 to 255).
neilt6 0:7b3cbb5a53b8 326 */
neilt6 1:016f916c5579 327 char groupBlinkPeriod_char();
neilt6 0:7b3cbb5a53b8 328
neilt6 0:7b3cbb5a53b8 329 /** Set the current group control blink period of the PCA9952/55
neilt6 0:7b3cbb5a53b8 330 *
neilt6 0:7b3cbb5a53b8 331 * @param period The new group control blink period as an unsigned char (0 to 255).
neilt6 0:7b3cbb5a53b8 332 */
neilt6 0:7b3cbb5a53b8 333 void groupBlinkPeriod_char(char period);
neilt6 0:7b3cbb5a53b8 334
neilt6 0:7b3cbb5a53b8 335 /** Get the specified output's duty cycle in percent
neilt6 0:7b3cbb5a53b8 336 *
neilt6 0:7b3cbb5a53b8 337 * @param output The output to check.
neilt6 0:7b3cbb5a53b8 338 *
neilt6 0:7b3cbb5a53b8 339 * @returns The output's current duty cycle as a float (0.0 to 1.0).
neilt6 0:7b3cbb5a53b8 340 */
neilt6 0:7b3cbb5a53b8 341 float outputDuty(Output output);
neilt6 0:7b3cbb5a53b8 342
neilt6 0:7b3cbb5a53b8 343 /** Set the specified output's duty cycle in percent
neilt6 0:7b3cbb5a53b8 344 *
neilt6 0:7b3cbb5a53b8 345 * @param output The output to change.
neilt6 0:7b3cbb5a53b8 346 * @param duty The new output duty cycle as a float (0.0 to 1.0).
neilt6 0:7b3cbb5a53b8 347 */
neilt6 0:7b3cbb5a53b8 348 void outputDuty(Output output, float duty);
neilt6 0:7b3cbb5a53b8 349
neilt6 0:7b3cbb5a53b8 350 /** Get the specified output's duty cycle
neilt6 0:7b3cbb5a53b8 351 *
neilt6 0:7b3cbb5a53b8 352 * @param output The output to check.
neilt6 0:7b3cbb5a53b8 353 *
neilt6 0:7b3cbb5a53b8 354 * @returns The output's current duty cycle as an unsigned char (0 to 255).
neilt6 0:7b3cbb5a53b8 355 */
neilt6 0:7b3cbb5a53b8 356 char outputDuty_char(Output output);
neilt6 0:7b3cbb5a53b8 357
neilt6 0:7b3cbb5a53b8 358 /** Set the specified output's duty cycle
neilt6 0:7b3cbb5a53b8 359 *
neilt6 0:7b3cbb5a53b8 360 * @param output The output to change.
neilt6 0:7b3cbb5a53b8 361 * @param duty The new output duty cycle as an unsigned char (0 to 255).
neilt6 0:7b3cbb5a53b8 362 */
neilt6 0:7b3cbb5a53b8 363 void outputDuty_char(Output output, char duty);
neilt6 0:7b3cbb5a53b8 364
neilt6 0:7b3cbb5a53b8 365 /** Get the specified output's current reference in percent
neilt6 0:7b3cbb5a53b8 366 *
neilt6 0:7b3cbb5a53b8 367 * @param output The output to check.
neilt6 0:7b3cbb5a53b8 368 *
neilt6 0:7b3cbb5a53b8 369 * @returns The output's current reference as a float (0.0 to 1.0).
neilt6 0:7b3cbb5a53b8 370 */
neilt6 0:7b3cbb5a53b8 371 float outputCurrent(Output output);
neilt6 0:7b3cbb5a53b8 372
neilt6 0:7b3cbb5a53b8 373 /** Set the specified output's current reference in percent
neilt6 0:7b3cbb5a53b8 374 *
neilt6 0:7b3cbb5a53b8 375 * @param output The output to change.
neilt6 0:7b3cbb5a53b8 376 * @param iref The new output current reference as a float (0.0 to 1.0).
neilt6 0:7b3cbb5a53b8 377 */
neilt6 0:7b3cbb5a53b8 378 void outputCurrent(Output output, float iref);
neilt6 0:7b3cbb5a53b8 379
neilt6 0:7b3cbb5a53b8 380 /** Get the specified output's current reference
neilt6 0:7b3cbb5a53b8 381 *
neilt6 0:7b3cbb5a53b8 382 * @param output The output to check.
neilt6 0:7b3cbb5a53b8 383 *
neilt6 0:7b3cbb5a53b8 384 * @returns The output's current reference as an unsigned char (0 to 255).
neilt6 0:7b3cbb5a53b8 385 */
neilt6 0:7b3cbb5a53b8 386 char outputCurrent_char(Output output);
neilt6 0:7b3cbb5a53b8 387
neilt6 0:7b3cbb5a53b8 388 /** Set the specified output's current reference
neilt6 0:7b3cbb5a53b8 389 *
neilt6 0:7b3cbb5a53b8 390 * @param output The output to change.
neilt6 0:7b3cbb5a53b8 391 * @param iref The new output current reference as an unsigned char (0 to 255).
neilt6 0:7b3cbb5a53b8 392 */
neilt6 0:7b3cbb5a53b8 393 void outputCurrent_char(Output output, char iref);
neilt6 0:7b3cbb5a53b8 394
neilt6 0:7b3cbb5a53b8 395 /** Get the turn-on delay between LEDn outputs
neilt6 0:7b3cbb5a53b8 396 *
neilt6 0:7b3cbb5a53b8 397 * @returns The turn-on delay between LEDn outputs in clocks (0 to 15 - 125ns per clock).
neilt6 0:7b3cbb5a53b8 398 */
neilt6 1:016f916c5579 399 char outputDelay();
neilt6 0:7b3cbb5a53b8 400
neilt6 0:7b3cbb5a53b8 401 /** Set the specified output's current reference
neilt6 0:7b3cbb5a53b8 402 *
neilt6 0:7b3cbb5a53b8 403 * @param clocks The turn-on delay between LEDn outputs in clocks (0 to 15 - 125ns per clock).
neilt6 0:7b3cbb5a53b8 404 */
neilt6 0:7b3cbb5a53b8 405 void outputDelay(char clocks);
neilt6 0:7b3cbb5a53b8 406
neilt6 0:7b3cbb5a53b8 407 /** Get subaddress 1
neilt6 0:7b3cbb5a53b8 408 *
neilt6 0:7b3cbb5a53b8 409 * @returns The current I2C subaddress 1.
neilt6 0:7b3cbb5a53b8 410 */
neilt6 1:016f916c5579 411 char subCall1Addr();
neilt6 0:7b3cbb5a53b8 412
neilt6 0:7b3cbb5a53b8 413 /** Set subaddress 1
neilt6 0:7b3cbb5a53b8 414 *
neilt6 0:7b3cbb5a53b8 415 * @param addr The new I2C subaddress 1.
neilt6 0:7b3cbb5a53b8 416 */
neilt6 0:7b3cbb5a53b8 417 void subCall1Addr(char addr);
neilt6 0:7b3cbb5a53b8 418
neilt6 0:7b3cbb5a53b8 419 /** Get subaddress 2
neilt6 0:7b3cbb5a53b8 420 *
neilt6 0:7b3cbb5a53b8 421 * @returns The current I2C subaddress 2.
neilt6 0:7b3cbb5a53b8 422 */
neilt6 1:016f916c5579 423 char subCall2Addr();
neilt6 0:7b3cbb5a53b8 424
neilt6 0:7b3cbb5a53b8 425 /** Set subaddress 2
neilt6 0:7b3cbb5a53b8 426 *
neilt6 0:7b3cbb5a53b8 427 * @param addr The new I2C subaddress 2.
neilt6 0:7b3cbb5a53b8 428 */
neilt6 0:7b3cbb5a53b8 429 void subCall2Addr(char addr);
neilt6 0:7b3cbb5a53b8 430
neilt6 0:7b3cbb5a53b8 431 /** Get subaddress 3
neilt6 0:7b3cbb5a53b8 432 *
neilt6 0:7b3cbb5a53b8 433 * @returns The current I2C subaddress 3.
neilt6 0:7b3cbb5a53b8 434 */
neilt6 1:016f916c5579 435 char subCall3Addr();
neilt6 0:7b3cbb5a53b8 436
neilt6 0:7b3cbb5a53b8 437 /** Set subaddress 3
neilt6 0:7b3cbb5a53b8 438 *
neilt6 0:7b3cbb5a53b8 439 * @param addr The new I2C subaddress 3.
neilt6 0:7b3cbb5a53b8 440 */
neilt6 0:7b3cbb5a53b8 441 void subCall3Addr(char addr);
neilt6 0:7b3cbb5a53b8 442
neilt6 0:7b3cbb5a53b8 443 /** Get the LED All Call address
neilt6 0:7b3cbb5a53b8 444 *
neilt6 0:7b3cbb5a53b8 445 * @returns The current LED All Call address.
neilt6 0:7b3cbb5a53b8 446 */
neilt6 1:016f916c5579 447 char allCallAddr();
neilt6 0:7b3cbb5a53b8 448
neilt6 0:7b3cbb5a53b8 449 /** Set the LED All Call address
neilt6 0:7b3cbb5a53b8 450 *
neilt6 0:7b3cbb5a53b8 451 * @param addr The new LED All Call address.
neilt6 0:7b3cbb5a53b8 452 */
neilt6 0:7b3cbb5a53b8 453 void allCallAddr(char addr);
neilt6 0:7b3cbb5a53b8 454
neilt6 1:016f916c5579 455 /** Set all of the output states to the same state
neilt6 0:7b3cbb5a53b8 456 *
neilt6 0:7b3cbb5a53b8 457 * @param state The new output state for all outputs.
neilt6 0:7b3cbb5a53b8 458 */
neilt6 0:7b3cbb5a53b8 459 void allOutputStates(OutputState state);
neilt6 0:7b3cbb5a53b8 460
neilt6 1:016f916c5579 461 /** Read all of the output duty cycles into an array as percents
neilt6 1:016f916c5579 462 *
neilt6 1:016f916c5579 463 * @param duties Pointer to any array for 16 duty cycles as floats (0.0 to 1.0).
neilt6 1:016f916c5579 464 */
neilt6 1:016f916c5579 465 void getOutputDuties(float* duties);
neilt6 1:016f916c5579 466
neilt6 1:016f916c5579 467 /** Set all of the output duty cycles to the same value in percent
neilt6 0:7b3cbb5a53b8 468 *
neilt6 0:7b3cbb5a53b8 469 * @param duty The new duty cycle for all outputs as a float (0.0 to 1.0).
neilt6 0:7b3cbb5a53b8 470 */
neilt6 0:7b3cbb5a53b8 471 void allOutputDuties(float duty);
neilt6 0:7b3cbb5a53b8 472
neilt6 1:016f916c5579 473 /** Set all of the output duty cycles from an array of percents
neilt6 1:016f916c5579 474 *
neilt6 1:016f916c5579 475 * @param duties Pointer to any array of 16 duty cycles as floats (0.0 to 1.0).
neilt6 1:016f916c5579 476 */
neilt6 1:016f916c5579 477 void allOutputDuties(float* duties);
neilt6 1:016f916c5579 478
neilt6 1:016f916c5579 479 /** Read all of the output duty cycles into an array
neilt6 1:016f916c5579 480 *
neilt6 1:016f916c5579 481 * @param duties Pointer to any array for 16 duty cycles as unsigned chars (0 to 255).
neilt6 1:016f916c5579 482 */
neilt6 1:016f916c5579 483 void getOutputDuties_char(char* duties);
neilt6 1:016f916c5579 484
neilt6 1:016f916c5579 485 /** Set all of the output duty cycles to the same value
neilt6 0:7b3cbb5a53b8 486 *
neilt6 0:7b3cbb5a53b8 487 * @param duty The new duty cycle for all outputs as an unsigned char (0 to 255).
neilt6 0:7b3cbb5a53b8 488 */
neilt6 0:7b3cbb5a53b8 489 void allOutputDuties_char(char duty);
neilt6 0:7b3cbb5a53b8 490
neilt6 1:016f916c5579 491 /** Set all of the output duty cycles from an array
neilt6 1:016f916c5579 492 *
neilt6 1:016f916c5579 493 * @param duties Pointer to any array of 16 duty cycles as unsigned chars (0 to 255).
neilt6 1:016f916c5579 494 */
neilt6 1:016f916c5579 495 void allOutputDuties_char(char* duties);
neilt6 1:016f916c5579 496
neilt6 1:016f916c5579 497 /** Read all of the output current references into an array as percents
neilt6 1:016f916c5579 498 *
neilt6 1:016f916c5579 499 * @param irefs Pointer to any array for 16 current references as floats (0.0 to 1.0).
neilt6 1:016f916c5579 500 */
neilt6 1:016f916c5579 501 void getOutputCurrents(float* irefs);
neilt6 1:016f916c5579 502
neilt6 1:016f916c5579 503 /** Set all of the output current references to the same value in percent
neilt6 0:7b3cbb5a53b8 504 *
neilt6 0:7b3cbb5a53b8 505 * @param iref The new current reference for all outputs as a float (0.0 to 1.0).
neilt6 0:7b3cbb5a53b8 506 */
neilt6 0:7b3cbb5a53b8 507 void allOutputCurrents(float iref);
neilt6 0:7b3cbb5a53b8 508
neilt6 1:016f916c5579 509 /** Set all of the output current references from an array of percents
neilt6 1:016f916c5579 510 *
neilt6 1:016f916c5579 511 * @param irefs Pointer to any array of 16 current references as floats (0.0 to 1.0).
neilt6 1:016f916c5579 512 */
neilt6 1:016f916c5579 513 void allOutputCurrents(float* irefs);
neilt6 1:016f916c5579 514
neilt6 1:016f916c5579 515 /** Read all of the output current references into an array
neilt6 1:016f916c5579 516 *
neilt6 1:016f916c5579 517 * @param irefs Pointer to any array for 16 current references as unsigned chars (0 to 255).
neilt6 1:016f916c5579 518 */
neilt6 1:016f916c5579 519 void getOutputCurrents_char(char* irefs);
neilt6 1:016f916c5579 520
neilt6 1:016f916c5579 521 /** Set all of the output current references to the same value
neilt6 0:7b3cbb5a53b8 522 *
neilt6 0:7b3cbb5a53b8 523 * @param iref The new current reference for all outputs as an unsigned char (0 to 255).
neilt6 0:7b3cbb5a53b8 524 */
neilt6 0:7b3cbb5a53b8 525 void allOutputCurrents_char(char iref);
neilt6 0:7b3cbb5a53b8 526
neilt6 1:016f916c5579 527 /** Set all of the output current references from an array
neilt6 1:016f916c5579 528 *
neilt6 1:016f916c5579 529 * @param irefs Pointer to any array of 16 current references as unsigned chars (0 to 255).
neilt6 1:016f916c5579 530 */
neilt6 1:016f916c5579 531 void allOutputCurrents_char(char* irefs);
neilt6 1:016f916c5579 532
neilt6 0:7b3cbb5a53b8 533 /** Perform a fault test on all enabled outputs
neilt6 0:7b3cbb5a53b8 534 *
neilt6 0:7b3cbb5a53b8 535 * @returns The fault test flags as FaultFlags enum values OR'd together.
neilt6 0:7b3cbb5a53b8 536 */
neilt6 1:016f916c5579 537 unsigned short faultTest();
neilt6 1:016f916c5579 538
neilt6 1:016f916c5579 539 #ifdef MBED_OPERATORS
neilt6 1:016f916c5579 540 /** A shorthand for allOutputDuties()
neilt6 1:016f916c5579 541 *
neilt6 1:016f916c5579 542 * @param value The new duty cycle for all outputs as a float (0.0 to 1.0).
neilt6 1:016f916c5579 543 */
neilt6 1:016f916c5579 544 PCA9955& operator=(float value);
neilt6 1:016f916c5579 545 #endif
neilt6 0:7b3cbb5a53b8 546
neilt6 0:7b3cbb5a53b8 547 private:
neilt6 0:7b3cbb5a53b8 548 //I2C register addresses
neilt6 0:7b3cbb5a53b8 549 enum Register {
neilt6 0:7b3cbb5a53b8 550 REG_MODE1 = 0x00,
neilt6 0:7b3cbb5a53b8 551 REG_MODE2 = 0x01,
neilt6 0:7b3cbb5a53b8 552 REG_LEDOUT0 = 0x02,
neilt6 0:7b3cbb5a53b8 553 REG_LEDOUT1 = 0x03,
neilt6 0:7b3cbb5a53b8 554 REG_LEDOUT2 = 0x04,
neilt6 0:7b3cbb5a53b8 555 REG_LEDOUT3 = 0x05,
neilt6 0:7b3cbb5a53b8 556 REG_GRPPWM = 0x08,
neilt6 0:7b3cbb5a53b8 557 REG_GRPFREQ = 0x09,
neilt6 0:7b3cbb5a53b8 558 REG_PWM0 = 0x0A,
neilt6 0:7b3cbb5a53b8 559 REG_PWM1 = 0x0B,
neilt6 0:7b3cbb5a53b8 560 REG_PWM2 = 0x0C,
neilt6 0:7b3cbb5a53b8 561 REG_PWM3 = 0x0D,
neilt6 0:7b3cbb5a53b8 562 REG_PWM4 = 0x0E,
neilt6 0:7b3cbb5a53b8 563 REG_PWM5 = 0x0F,
neilt6 0:7b3cbb5a53b8 564 REG_PWM6 = 0x10,
neilt6 0:7b3cbb5a53b8 565 REG_PWM7 = 0x11,
neilt6 0:7b3cbb5a53b8 566 REG_PWM8 = 0x12,
neilt6 0:7b3cbb5a53b8 567 REG_PWM9 = 0x13,
neilt6 0:7b3cbb5a53b8 568 REG_PWM10 = 0x14,
neilt6 0:7b3cbb5a53b8 569 REG_PWM11 = 0x15,
neilt6 0:7b3cbb5a53b8 570 REG_PWM12 = 0x16,
neilt6 0:7b3cbb5a53b8 571 REG_PWM13 = 0x17,
neilt6 0:7b3cbb5a53b8 572 REG_PWM14 = 0x18,
neilt6 0:7b3cbb5a53b8 573 REG_PWM15 = 0x19,
neilt6 0:7b3cbb5a53b8 574 REG_IREF0 = 0x22,
neilt6 0:7b3cbb5a53b8 575 REG_IREF1 = 0x23,
neilt6 0:7b3cbb5a53b8 576 REG_IREF2 = 0x24,
neilt6 0:7b3cbb5a53b8 577 REG_IREF3 = 0x25,
neilt6 0:7b3cbb5a53b8 578 REG_IREF4 = 0x26,
neilt6 0:7b3cbb5a53b8 579 REG_IREF5 = 0x27,
neilt6 0:7b3cbb5a53b8 580 REG_IREF6 = 0x28,
neilt6 0:7b3cbb5a53b8 581 REG_IREF7 = 0x29,
neilt6 0:7b3cbb5a53b8 582 REG_IREF8 = 0x2A,
neilt6 0:7b3cbb5a53b8 583 REG_IREF9 = 0x2B,
neilt6 0:7b3cbb5a53b8 584 REG_IREF10 = 0x2C,
neilt6 0:7b3cbb5a53b8 585 REG_IREF11 = 0x2D,
neilt6 0:7b3cbb5a53b8 586 REG_IREF12 = 0x2E,
neilt6 0:7b3cbb5a53b8 587 REG_IREF13 = 0x2F,
neilt6 0:7b3cbb5a53b8 588 REG_IREF14 = 0x30,
neilt6 0:7b3cbb5a53b8 589 REG_IREF15 = 0x31,
neilt6 0:7b3cbb5a53b8 590 REG_OFFSET = 0x3A,
neilt6 0:7b3cbb5a53b8 591 REG_SUBADR1 = 0x3B,
neilt6 0:7b3cbb5a53b8 592 REG_SUBADR2 = 0x3C,
neilt6 0:7b3cbb5a53b8 593 REG_SUBADR3 = 0x3D,
neilt6 0:7b3cbb5a53b8 594 REG_ALLCALLADR = 0x3E,
neilt6 0:7b3cbb5a53b8 595 REG_RESERVED1 = 0x3F,
neilt6 0:7b3cbb5a53b8 596 REG_RESERVED2 = 0x40,
neilt6 0:7b3cbb5a53b8 597 REG_RESERVED3 = 0x41,
neilt6 0:7b3cbb5a53b8 598 REG_PWMALL = 0x42,
neilt6 0:7b3cbb5a53b8 599 REG_IREFALL = 0x43,
neilt6 0:7b3cbb5a53b8 600 REG_EFLAG0 = 0x44,
neilt6 0:7b3cbb5a53b8 601 REG_EFLAG1 = 0x45,
neilt6 0:7b3cbb5a53b8 602 REG_AUTO_INC = 0x80
neilt6 0:7b3cbb5a53b8 603 };
neilt6 0:7b3cbb5a53b8 604
neilt6 0:7b3cbb5a53b8 605 //Member variables
neilt6 0:7b3cbb5a53b8 606 I2C m_I2C;
neilt6 1:016f916c5579 607 const int m_ADDR;
neilt6 0:7b3cbb5a53b8 608
neilt6 0:7b3cbb5a53b8 609 //Internal functions
neilt6 0:7b3cbb5a53b8 610 char read(char reg);
neilt6 1:016f916c5579 611 void write(char reg, char data);
neilt6 0:7b3cbb5a53b8 612 void readMulti(char startReg, char* data, int length);
neilt6 0:7b3cbb5a53b8 613 void writeMulti(char* data, int length);
neilt6 0:7b3cbb5a53b8 614 };
neilt6 0:7b3cbb5a53b8 615
neilt6 0:7b3cbb5a53b8 616 #endif