Library for the MAX11300
MAX113XX_Pixi.cpp@11:31e7ca030b8f, 2017-05-08 (annotated)
- Committer:
- j3
- Date:
- Mon May 08 19:24:55 2017 +0000
- Revision:
- 11:31e7ca030b8f
- Parent:
- 10:6efe114ef882
- Child:
- 12:8054ee101bad
Added init for SPI devices
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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j3 | 7:8669a53acd0d | 1 | /********************************************************************** |
j3 | 7:8669a53acd0d | 2 | * Copyright (C) 2016 Maxim Integrated Products, Inc., All Rights Reserved. |
j3 | 7:8669a53acd0d | 3 | * |
j3 | 7:8669a53acd0d | 4 | * Permission is hereby granted, free of charge, to any person obtaining a |
j3 | 7:8669a53acd0d | 5 | * copy of this software and associated documentation files (the "Software"), |
j3 | 7:8669a53acd0d | 6 | * to deal in the Software without restriction, including without limitation |
j3 | 7:8669a53acd0d | 7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
j3 | 7:8669a53acd0d | 8 | * and/or sell copies of the Software, and to permit persons to whom the |
j3 | 7:8669a53acd0d | 9 | * Software is furnished to do so, subject to the following conditions: |
j3 | 7:8669a53acd0d | 10 | * |
j3 | 7:8669a53acd0d | 11 | * The above copyright notice and this permission notice shall be included |
j3 | 7:8669a53acd0d | 12 | * in all copies or substantial portions of the Software. |
j3 | 7:8669a53acd0d | 13 | * |
j3 | 7:8669a53acd0d | 14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
j3 | 7:8669a53acd0d | 15 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
j3 | 7:8669a53acd0d | 16 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
j3 | 7:8669a53acd0d | 17 | * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES |
j3 | 7:8669a53acd0d | 18 | * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
j3 | 7:8669a53acd0d | 19 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
j3 | 7:8669a53acd0d | 20 | * OTHER DEALINGS IN THE SOFTWARE. |
j3 | 7:8669a53acd0d | 21 | * |
j3 | 7:8669a53acd0d | 22 | * Except as contained in this notice, the name of Maxim Integrated |
j3 | 7:8669a53acd0d | 23 | * Products, Inc. shall not be used except as stated in the Maxim Integrated |
j3 | 7:8669a53acd0d | 24 | * Products, Inc. Branding Policy. |
j3 | 7:8669a53acd0d | 25 | * |
j3 | 7:8669a53acd0d | 26 | * The mere transfer of this software does not imply any licenses |
j3 | 7:8669a53acd0d | 27 | * of trade secrets, proprietary technology, copyrights, patents, |
j3 | 7:8669a53acd0d | 28 | * trademarks, maskwork rights, or any other form of intellectual |
j3 | 7:8669a53acd0d | 29 | * property whatsoever. Maxim Integrated Products, Inc. retains all |
j3 | 7:8669a53acd0d | 30 | * ownership rights. |
j3 | 7:8669a53acd0d | 31 | **********************************************************************/ |
j3 | 7:8669a53acd0d | 32 | |
j3 | 9:094df3de3616 | 33 | |
j3 | 7:8669a53acd0d | 34 | #include "MAX113XX_Pixi.h" |
j3 | 7:8669a53acd0d | 35 | |
j3 | 9:094df3de3616 | 36 | |
j3 | 9:094df3de3616 | 37 | //20 port devices |
j3 | 9:094df3de3616 | 38 | #if defined(_MAX11300_DESIGNVALUE_H_) || defined(_MAX11301_DESIGNVALUE_H_) |
j3 | 9:094df3de3616 | 39 | static const uint16_t portConfigDesignVals[20] = { |
j3 | 7:8669a53acd0d | 40 | port_cfg_00_DESIGNVALUE, |
j3 | 7:8669a53acd0d | 41 | port_cfg_01_DESIGNVALUE, |
j3 | 7:8669a53acd0d | 42 | port_cfg_02_DESIGNVALUE, |
j3 | 7:8669a53acd0d | 43 | port_cfg_03_DESIGNVALUE, |
j3 | 7:8669a53acd0d | 44 | port_cfg_04_DESIGNVALUE, |
j3 | 7:8669a53acd0d | 45 | port_cfg_05_DESIGNVALUE, |
j3 | 7:8669a53acd0d | 46 | port_cfg_06_DESIGNVALUE, |
j3 | 7:8669a53acd0d | 47 | port_cfg_07_DESIGNVALUE, |
j3 | 7:8669a53acd0d | 48 | port_cfg_08_DESIGNVALUE, |
j3 | 7:8669a53acd0d | 49 | port_cfg_09_DESIGNVALUE, |
j3 | 7:8669a53acd0d | 50 | port_cfg_10_DESIGNVALUE, |
j3 | 7:8669a53acd0d | 51 | port_cfg_11_DESIGNVALUE, |
j3 | 7:8669a53acd0d | 52 | port_cfg_12_DESIGNVALUE, |
j3 | 7:8669a53acd0d | 53 | port_cfg_13_DESIGNVALUE, |
j3 | 7:8669a53acd0d | 54 | port_cfg_14_DESIGNVALUE, |
j3 | 7:8669a53acd0d | 55 | port_cfg_15_DESIGNVALUE, |
j3 | 7:8669a53acd0d | 56 | port_cfg_16_DESIGNVALUE, |
j3 | 7:8669a53acd0d | 57 | port_cfg_17_DESIGNVALUE, |
j3 | 7:8669a53acd0d | 58 | port_cfg_18_DESIGNVALUE, |
j3 | 7:8669a53acd0d | 59 | port_cfg_19_DESIGNVALUE}; |
j3 | 11:31e7ca030b8f | 60 | |
j3 | 11:31e7ca030b8f | 61 | static const uint16_t deviceDesignVals[15] = { |
j3 | 11:31e7ca030b8f | 62 | device_control_DESIGNVALUE, |
j3 | 11:31e7ca030b8f | 63 | interrupt_mask_DESIGNVALUE, |
j3 | 11:31e7ca030b8f | 64 | gpi_irqmode_7_to_0_DESIGNVALUE, |
j3 | 11:31e7ca030b8f | 65 | gpi_irqmode_15_to_8_DESIGNVALUE, |
j3 | 11:31e7ca030b8f | 66 | gpi_irqmode_19_to_16_DESIGNVALUE, |
j3 | 11:31e7ca030b8f | 67 | 0, //reserved |
j3 | 11:31e7ca030b8f | 68 | dac_preset_data_1_DESIGNVALUE, |
j3 | 11:31e7ca030b8f | 69 | dac_preset_data_2_DESIGNVALUE, |
j3 | 11:31e7ca030b8f | 70 | tmp_mon_cfg_DESIGNVALUE, |
j3 | 11:31e7ca030b8f | 71 | tmp_mon_int_hi_thresh_DESIGNVALUE, |
j3 | 11:31e7ca030b8f | 72 | tmp_mon_int_lo_thresh_DESIGNVALUE, |
j3 | 11:31e7ca030b8f | 73 | tmp_mon_ext1_hi_thresh_DESIGNVALUE, |
j3 | 11:31e7ca030b8f | 74 | tmp_mon_ext1_lo_thresh_DESIGNVALUE, |
j3 | 11:31e7ca030b8f | 75 | tmp_mon_ext2_hi_thresh_DESIGNVALUE, |
j3 | 11:31e7ca030b8f | 76 | tmp_mon_ext2_lo_thresh_DESIGNVALUE}; |
j3 | 9:094df3de3616 | 77 | #endif |
j3 | 9:094df3de3616 | 78 | |
j3 | 9:094df3de3616 | 79 | //12 port devices... |
j3 | 9:094df3de3616 | 80 | #if defined(_MAX11311_DESIGNVALUE_H_) || defined(_MAX11312_DESIGNVALUE_H_) |
j3 | 9:094df3de3616 | 81 | static const uint16_t portConfigDesignVals[12] = { |
j3 | 9:094df3de3616 | 82 | port_cfg_p0_DESIGNVALUE, |
j3 | 9:094df3de3616 | 83 | port_cfg_p1_DESIGNVALUE, |
j3 | 9:094df3de3616 | 84 | port_cfg_p2_DESIGNVALUE, |
j3 | 9:094df3de3616 | 85 | port_cfg_p3_DESIGNVALUE, |
j3 | 9:094df3de3616 | 86 | port_cfg_p4_DESIGNVALUE, |
j3 | 9:094df3de3616 | 87 | port_cfg_p5_DESIGNVALUE, |
j3 | 9:094df3de3616 | 88 | port_cfg_p6_DESIGNVALUE, |
j3 | 9:094df3de3616 | 89 | port_cfg_p7_DESIGNVALUE, |
j3 | 9:094df3de3616 | 90 | port_cfg_p8_DESIGNVALUE, |
j3 | 9:094df3de3616 | 91 | port_cfg_p9_DESIGNVALUE, |
j3 | 9:094df3de3616 | 92 | port_cfg_p10_DESIGNVALUE, |
j3 | 9:094df3de3616 | 93 | port_cfg_p11_DESIGNVALUE}; |
j3 | 9:094df3de3616 | 94 | #endif |
j3 | 9:094df3de3616 | 95 | |
j3 | 7:8669a53acd0d | 96 | |
j3 | 7:8669a53acd0d | 97 | //************************** Base Class member fxs ***************************** |
j3 | 9:094df3de3616 | 98 | MAX113XX_Pixi::MAX113XX_Pixi(Device_e device, PinName cnvt): |
j3 | 9:094df3de3616 | 99 | m_device(device), m_cnvt(cnvt, 1) |
j3 | 7:8669a53acd0d | 100 | { |
j3 | 11:31e7ca030b8f | 101 | } |
j3 | 11:31e7ca030b8f | 102 | |
j3 | 7:8669a53acd0d | 103 | |
j3 | 7:8669a53acd0d | 104 | //********************************************************************* |
j3 | 9:094df3de3616 | 105 | MAX113XX_Pixi::CmdResult_e MAX113XX_Pixi::gpioWrite(Ports_e port, |
j3 | 9:094df3de3616 | 106 | const uint8_t state) |
j3 | 7:8669a53acd0d | 107 | { |
j3 | 10:6efe114ef882 | 108 | uint16_t temp; |
j3 | 10:6efe114ef882 | 109 | uint16_t port_mask; |
j3 | 10:6efe114ef882 | 110 | |
j3 | 7:8669a53acd0d | 111 | MAX113XX_Pixi::CmdResult_e result = MAX113XX_Pixi::OpFailure; |
j3 | 9:094df3de3616 | 112 | |
j3 | 10:6efe114ef882 | 113 | if(m_device == MAX11300 || m_device == MAX11301) //20 port device |
j3 | 9:094df3de3616 | 114 | { |
j3 | 10:6efe114ef882 | 115 | if(((portConfigDesignVals[port] & 0xF000) >> 12) == MAX113XX_Pixi::MODE_3) |
j3 | 10:6efe114ef882 | 116 | { |
j3 | 10:6efe114ef882 | 117 | if(port < MAX113XX_Pixi::PORT16) |
j3 | 10:6efe114ef882 | 118 | { |
j3 | 10:6efe114ef882 | 119 | port_mask = (1 << port); |
j3 | 10:6efe114ef882 | 120 | temp = readRegister(gpo_data_15_to_0); |
j3 | 10:6efe114ef882 | 121 | if(state & 0x01) |
j3 | 10:6efe114ef882 | 122 | { |
j3 | 10:6efe114ef882 | 123 | temp |= port_mask; |
j3 | 10:6efe114ef882 | 124 | } |
j3 | 10:6efe114ef882 | 125 | else |
j3 | 10:6efe114ef882 | 126 | { |
j3 | 10:6efe114ef882 | 127 | temp &= ~port_mask; |
j3 | 10:6efe114ef882 | 128 | } |
j3 | 10:6efe114ef882 | 129 | writeRegister(gpo_data_15_to_0, temp); |
j3 | 10:6efe114ef882 | 130 | } |
j3 | 10:6efe114ef882 | 131 | else |
j3 | 10:6efe114ef882 | 132 | { |
j3 | 10:6efe114ef882 | 133 | port_mask = (1 << (port - MAX113XX_Pixi::PORT16)); |
j3 | 10:6efe114ef882 | 134 | temp = readRegister(gpo_data_19_to_16); |
j3 | 10:6efe114ef882 | 135 | if(state & 0x01) |
j3 | 10:6efe114ef882 | 136 | { |
j3 | 10:6efe114ef882 | 137 | temp |= port_mask; |
j3 | 10:6efe114ef882 | 138 | } |
j3 | 10:6efe114ef882 | 139 | else |
j3 | 10:6efe114ef882 | 140 | { |
j3 | 10:6efe114ef882 | 141 | temp &= ~port_mask; |
j3 | 10:6efe114ef882 | 142 | } |
j3 | 10:6efe114ef882 | 143 | writeRegister(gpo_data_19_to_16, temp); |
j3 | 10:6efe114ef882 | 144 | } |
j3 | 10:6efe114ef882 | 145 | |
j3 | 10:6efe114ef882 | 146 | result = MAX113XX_Pixi::Success; |
j3 | 10:6efe114ef882 | 147 | } |
j3 | 9:094df3de3616 | 148 | } |
j3 | 9:094df3de3616 | 149 | else //12 port device |
j3 | 9:094df3de3616 | 150 | { |
j3 | 9:094df3de3616 | 151 | } |
j3 | 7:8669a53acd0d | 152 | |
j3 | 7:8669a53acd0d | 153 | return result; |
j3 | 7:8669a53acd0d | 154 | } |
j3 | 7:8669a53acd0d | 155 | |
j3 | 7:8669a53acd0d | 156 | //********************************************************************* |
j3 | 9:094df3de3616 | 157 | MAX113XX_Pixi::CmdResult_e MAX113XX_Pixi::gpioRead(Ports_e port, uint8_t &state) |
j3 | 7:8669a53acd0d | 158 | { |
j3 | 7:8669a53acd0d | 159 | MAX113XX_Pixi::CmdResult_e result = MAX113XX_Pixi::OpFailure; |
j3 | 7:8669a53acd0d | 160 | |
j3 | 10:6efe114ef882 | 161 | if(m_device == MAX11300 || m_device == MAX11301) //20 port device |
j3 | 9:094df3de3616 | 162 | { |
j3 | 10:6efe114ef882 | 163 | if(((portConfigDesignVals[port] & 0xF000) >> 12) == MAX113XX_Pixi::MODE_1) |
j3 | 10:6efe114ef882 | 164 | { |
j3 | 10:6efe114ef882 | 165 | if(port < MAX113XX_Pixi::PORT16) |
j3 | 10:6efe114ef882 | 166 | { |
j3 | 10:6efe114ef882 | 167 | state = (readRegister(gpi_data_15_to_0) >> port); |
j3 | 10:6efe114ef882 | 168 | } |
j3 | 10:6efe114ef882 | 169 | else |
j3 | 10:6efe114ef882 | 170 | { |
j3 | 10:6efe114ef882 | 171 | state = (readRegister(gpi_data_19_to_16) >> (port - MAX113XX_Pixi::PORT16)); |
j3 | 10:6efe114ef882 | 172 | } |
j3 | 10:6efe114ef882 | 173 | |
j3 | 10:6efe114ef882 | 174 | result = MAX113XX_Pixi::Success; |
j3 | 10:6efe114ef882 | 175 | } |
j3 | 9:094df3de3616 | 176 | } |
j3 | 9:094df3de3616 | 177 | else //12 port device |
j3 | 9:094df3de3616 | 178 | { |
j3 | 9:094df3de3616 | 179 | } |
j3 | 9:094df3de3616 | 180 | |
j3 | 7:8669a53acd0d | 181 | return result; |
j3 | 7:8669a53acd0d | 182 | } |
j3 | 7:8669a53acd0d | 183 | |
j3 | 7:8669a53acd0d | 184 | //********************************************************************* |
j3 | 9:094df3de3616 | 185 | MAX113XX_Pixi::CmdResult_e MAX113XX_Pixi::singleEndedADCRead(Ports_e port, uint16_t &data) |
j3 | 7:8669a53acd0d | 186 | { |
j3 | 7:8669a53acd0d | 187 | MAX113XX_Pixi::CmdResult_e result = MAX113XX_Pixi::OpFailure; |
j3 | 7:8669a53acd0d | 188 | |
j3 | 10:6efe114ef882 | 189 | if(m_device == MAX11300 || m_device == MAX11301) //20 port device |
j3 | 9:094df3de3616 | 190 | { |
j3 | 10:6efe114ef882 | 191 | if(((portConfigDesignVals[port] & 0xF000) >> 12) == MAX113XX_Pixi::MODE_7) |
j3 | 10:6efe114ef882 | 192 | { |
j3 | 10:6efe114ef882 | 193 | uint8_t num_samples = ((portConfigDesignVals[port] & port_cfg_00_funcprm_nsamples) >> 5); |
j3 | 10:6efe114ef882 | 194 | num_samples = (1 << num_samples); |
j3 | 10:6efe114ef882 | 195 | |
j3 | 10:6efe114ef882 | 196 | while(num_samples--) |
j3 | 10:6efe114ef882 | 197 | { |
j3 | 10:6efe114ef882 | 198 | m_cnvt = 0; |
j3 | 10:6efe114ef882 | 199 | wait_us(1); |
j3 | 10:6efe114ef882 | 200 | m_cnvt = 1; |
j3 | 10:6efe114ef882 | 201 | wait_us(100); |
j3 | 10:6efe114ef882 | 202 | } |
j3 | 10:6efe114ef882 | 203 | data = readRegister((adc_data_port_00 + port)); |
j3 | 10:6efe114ef882 | 204 | |
j3 | 10:6efe114ef882 | 205 | result = MAX113XX_Pixi::Success; |
j3 | 10:6efe114ef882 | 206 | } |
j3 | 9:094df3de3616 | 207 | } |
j3 | 9:094df3de3616 | 208 | else //12 port device |
j3 | 9:094df3de3616 | 209 | { |
j3 | 9:094df3de3616 | 210 | } |
j3 | 9:094df3de3616 | 211 | |
j3 | 7:8669a53acd0d | 212 | return result; |
j3 | 7:8669a53acd0d | 213 | } |
j3 | 7:8669a53acd0d | 214 | |
j3 | 7:8669a53acd0d | 215 | //********************************************************************* |
j3 | 9:094df3de3616 | 216 | MAX113XX_Pixi::CmdResult_e MAX113XX_Pixi::singleEndedDACWrite(Ports_e port, |
j3 | 7:8669a53acd0d | 217 | const uint16_t data) |
j3 | 7:8669a53acd0d | 218 | { |
j3 | 7:8669a53acd0d | 219 | MAX113XX_Pixi::CmdResult_e result = MAX113XX_Pixi::OpFailure; |
j3 | 7:8669a53acd0d | 220 | |
j3 | 10:6efe114ef882 | 221 | if(m_device == MAX11300 || m_device == MAX11301) //20 port device |
j3 | 9:094df3de3616 | 222 | { |
j3 | 10:6efe114ef882 | 223 | if(((portConfigDesignVals[port] & 0xF000) >> 12) == MAX113XX_Pixi::MODE_5) |
j3 | 10:6efe114ef882 | 224 | { |
j3 | 10:6efe114ef882 | 225 | writeRegister((dac_data_port_00 + port) , data); |
j3 | 10:6efe114ef882 | 226 | result = MAX113XX_Pixi::Success; |
j3 | 10:6efe114ef882 | 227 | } |
j3 | 9:094df3de3616 | 228 | } |
j3 | 9:094df3de3616 | 229 | else //12 port device |
j3 | 9:094df3de3616 | 230 | { |
j3 | 9:094df3de3616 | 231 | } |
j3 | 9:094df3de3616 | 232 | |
j3 | 7:8669a53acd0d | 233 | return result; |
j3 | 7:8669a53acd0d | 234 | } |
j3 | 7:8669a53acd0d | 235 | |
j3 | 7:8669a53acd0d | 236 | //********************************************************************* |
j3 | 7:8669a53acd0d | 237 | void MAX113XX_Pixi::dumpPixiMemory(Serial &ser, MAX113XX_Pixi &pixi) |
j3 | 7:8669a53acd0d | 238 | { |
j3 | 10:6efe114ef882 | 239 | uint16_t mem[0x74]; |
j3 | 7:8669a53acd0d | 240 | |
j3 | 7:8669a53acd0d | 241 | pixi.blockRead(dev_id, mem, 0x74); |
j3 | 7:8669a53acd0d | 242 | for(uint8_t idx = 0; idx < 0x74; idx++) |
j3 | 7:8669a53acd0d | 243 | { |
j3 | 7:8669a53acd0d | 244 | ser.printf("Register 0x%2x = 0x%4x\r\n", idx, mem[idx]); |
j3 | 7:8669a53acd0d | 245 | } |
j3 | 7:8669a53acd0d | 246 | ser.printf("\r\n"); |
j3 | 7:8669a53acd0d | 247 | } |
j3 | 7:8669a53acd0d | 248 | |
j3 | 7:8669a53acd0d | 249 | |
j3 | 9:094df3de3616 | 250 | /// SPI first byte when writing MAX11300/11 |
j3 | 9:094df3de3616 | 251 | //(7-bit address in bits 0x7E; LSB=0 for write) |
j3 | 9:094df3de3616 | 252 | #define MAX113XXAddr_SPI_Write(RegAddr) ( (RegAddr << 1) ) |
j3 | 9:094df3de3616 | 253 | |
j3 | 9:094df3de3616 | 254 | /// SPI first byte when reading MAX11300/11 |
j3 | 9:094df3de3616 | 255 | //(7-bit address in bits 0x7E; LSB=1 for read) |
j3 | 9:094df3de3616 | 256 | #define MAX113XXAddr_SPI_Read(RegAddr) ( (RegAddr << 1) | 1 ) |
j3 | 9:094df3de3616 | 257 | |
j3 | 7:8669a53acd0d | 258 | //*************************** SPI Implementation ****************************** |
j3 | 9:094df3de3616 | 259 | MAX113XX_SPI::MAX113XX_SPI(SPI & spiBus, PinName cs, |
j3 | 9:094df3de3616 | 260 | MAX113XX_Pixi::Device_e device, PinName cnvt): |
j3 | 9:094df3de3616 | 261 | MAX113XX_Pixi(device, cnvt), m_spiBus(spiBus), m_cs(cs, 1) |
j3 | 7:8669a53acd0d | 262 | { |
j3 | 11:31e7ca030b8f | 263 | if((m_device == MAX11300) || (m_device == MAX11301)) //20 port device |
j3 | 11:31e7ca030b8f | 264 | { |
j3 | 11:31e7ca030b8f | 265 | blockWrite(device_control, deviceDesignVals, 15); |
j3 | 11:31e7ca030b8f | 266 | blockWrite(port_cfg_00, portConfigDesignVals, 20); |
j3 | 11:31e7ca030b8f | 267 | wait(0.1); |
j3 | 11:31e7ca030b8f | 268 | } |
j3 | 11:31e7ca030b8f | 269 | else //12 port device |
j3 | 11:31e7ca030b8f | 270 | { |
j3 | 11:31e7ca030b8f | 271 | } |
j3 | 7:8669a53acd0d | 272 | } |
j3 | 7:8669a53acd0d | 273 | |
j3 | 7:8669a53acd0d | 274 | //********************************************************************* |
j3 | 7:8669a53acd0d | 275 | MAX113XX_SPI::~MAX113XX_SPI() |
j3 | 7:8669a53acd0d | 276 | { |
j3 | 7:8669a53acd0d | 277 | //empty block |
j3 | 7:8669a53acd0d | 278 | } |
j3 | 7:8669a53acd0d | 279 | |
j3 | 7:8669a53acd0d | 280 | //********************************************************************* |
j3 | 9:094df3de3616 | 281 | void MAX113XX_SPI::writeRegister(uint8_t reg, const uint16_t data) |
j3 | 7:8669a53acd0d | 282 | { |
j3 | 7:8669a53acd0d | 283 | m_cs = 0; |
j3 | 9:094df3de3616 | 284 | m_spiBus.write(MAX113XXAddr_SPI_Write(reg)); |
j3 | 7:8669a53acd0d | 285 | m_spiBus.write(((0xFF00 & data) >> 8)); |
j3 | 7:8669a53acd0d | 286 | m_spiBus.write((0x00FF & data)); |
j3 | 7:8669a53acd0d | 287 | m_cs = 1; |
j3 | 7:8669a53acd0d | 288 | } |
j3 | 7:8669a53acd0d | 289 | |
j3 | 7:8669a53acd0d | 290 | //********************************************************************* |
j3 | 9:094df3de3616 | 291 | uint16_t MAX113XX_SPI::readRegister(uint8_t reg) |
j3 | 7:8669a53acd0d | 292 | { |
j3 | 7:8669a53acd0d | 293 | uint16_t rtn_val = 0; |
j3 | 7:8669a53acd0d | 294 | |
j3 | 7:8669a53acd0d | 295 | m_cs = 0; |
j3 | 9:094df3de3616 | 296 | m_spiBus.write(MAX113XXAddr_SPI_Read(reg)); |
j3 | 7:8669a53acd0d | 297 | rtn_val |= (m_spiBus.write(0xFF) << 8); |
j3 | 7:8669a53acd0d | 298 | rtn_val |= m_spiBus.write(0xFF); |
j3 | 7:8669a53acd0d | 299 | m_cs = 1; |
j3 | 7:8669a53acd0d | 300 | |
j3 | 7:8669a53acd0d | 301 | return rtn_val; |
j3 | 7:8669a53acd0d | 302 | } |
j3 | 7:8669a53acd0d | 303 | |
j3 | 7:8669a53acd0d | 304 | //********************************************************************* |
j3 | 9:094df3de3616 | 305 | void MAX113XX_SPI::blockWrite(uint8_t reg, const uint16_t *data, |
j3 | 7:8669a53acd0d | 306 | const uint8_t num_reg) |
j3 | 7:8669a53acd0d | 307 | { |
j3 | 11:31e7ca030b8f | 308 | m_cs = 0; |
j3 | 11:31e7ca030b8f | 309 | m_spiBus.write(MAX113XXAddr_SPI_Write(reg)); |
j3 | 7:8669a53acd0d | 310 | for(uint8_t idx = 0; idx < num_reg; idx++) |
j3 | 7:8669a53acd0d | 311 | { |
j3 | 11:31e7ca030b8f | 312 | m_spiBus.write(((0xFF00 & data[idx]) >> 8)); |
j3 | 11:31e7ca030b8f | 313 | m_spiBus.write((0x00FF & data[idx])); |
j3 | 7:8669a53acd0d | 314 | } |
j3 | 11:31e7ca030b8f | 315 | m_cs = 1; |
j3 | 7:8669a53acd0d | 316 | } |
j3 | 7:8669a53acd0d | 317 | |
j3 | 7:8669a53acd0d | 318 | //********************************************************************* |
j3 | 9:094df3de3616 | 319 | void MAX113XX_SPI::blockRead(uint8_t reg, uint16_t *data, const uint8_t num_reg) |
j3 | 7:8669a53acd0d | 320 | { |
j3 | 11:31e7ca030b8f | 321 | uint16_t temp; |
j3 | 11:31e7ca030b8f | 322 | m_cs = 0; |
j3 | 11:31e7ca030b8f | 323 | m_spiBus.write(MAX113XXAddr_SPI_Read(reg)); |
j3 | 11:31e7ca030b8f | 324 | for(uint8_t idx = 0; idx < num_reg; idx ++) |
j3 | 7:8669a53acd0d | 325 | { |
j3 | 11:31e7ca030b8f | 326 | temp = 0; |
j3 | 11:31e7ca030b8f | 327 | temp |= (m_spiBus.write(0xFF) << 8); |
j3 | 11:31e7ca030b8f | 328 | temp |= m_spiBus.write(0xFF); |
j3 | 11:31e7ca030b8f | 329 | data[idx] = temp; |
j3 | 7:8669a53acd0d | 330 | } |
j3 | 11:31e7ca030b8f | 331 | m_cs = 1; |
j3 | 7:8669a53acd0d | 332 | } |
j3 | 7:8669a53acd0d | 333 | |
j3 | 7:8669a53acd0d | 334 | |
j3 | 7:8669a53acd0d | 335 | //*************************** I2C Implementation ****************************** |
j3 | 9:094df3de3616 | 336 | MAX113XX_I2C::MAX113XX_I2C(I2C &i2cBus, MAX113XX_Pixi::Device_e device, PinName cnvt): |
j3 | 9:094df3de3616 | 337 | MAX113XX_Pixi(device, cnvt), m_i2cBus(i2cBus) |
j3 | 7:8669a53acd0d | 338 | { |
j3 | 11:31e7ca030b8f | 339 | if((m_device == MAX11300) || (m_device == MAX11301)) //20 port device |
j3 | 11:31e7ca030b8f | 340 | { |
j3 | 11:31e7ca030b8f | 341 | blockWrite(device_control, deviceDesignVals, 15); |
j3 | 11:31e7ca030b8f | 342 | blockWrite(port_cfg_00, portConfigDesignVals, 20); |
j3 | 11:31e7ca030b8f | 343 | wait(0.1); |
j3 | 11:31e7ca030b8f | 344 | } |
j3 | 11:31e7ca030b8f | 345 | else //12 port device |
j3 | 11:31e7ca030b8f | 346 | { |
j3 | 11:31e7ca030b8f | 347 | } |
j3 | 7:8669a53acd0d | 348 | } |
j3 | 7:8669a53acd0d | 349 | |
j3 | 7:8669a53acd0d | 350 | //********************************************************************* |
j3 | 7:8669a53acd0d | 351 | MAX113XX_I2C::~MAX113XX_I2C() |
j3 | 7:8669a53acd0d | 352 | { |
j3 | 7:8669a53acd0d | 353 | //empty block |
j3 | 7:8669a53acd0d | 354 | } |
j3 | 7:8669a53acd0d | 355 | |
j3 | 7:8669a53acd0d | 356 | //********************************************************************* |
j3 | 9:094df3de3616 | 357 | void MAX113XX_I2C::writeRegister(uint8_t reg, const uint16_t data) |
j3 | 7:8669a53acd0d | 358 | { |
j3 | 7:8669a53acd0d | 359 | |
j3 | 7:8669a53acd0d | 360 | } |
j3 | 7:8669a53acd0d | 361 | |
j3 | 7:8669a53acd0d | 362 | //********************************************************************* |
j3 | 9:094df3de3616 | 363 | uint16_t MAX113XX_I2C::readRegister(uint8_t reg) |
j3 | 7:8669a53acd0d | 364 | { |
j3 | 7:8669a53acd0d | 365 | uint16_t rtn_val = 0; |
j3 | 7:8669a53acd0d | 366 | |
j3 | 7:8669a53acd0d | 367 | return rtn_val; |
j3 | 7:8669a53acd0d | 368 | } |
j3 | 7:8669a53acd0d | 369 | |
j3 | 7:8669a53acd0d | 370 | //********************************************************************* |
j3 | 9:094df3de3616 | 371 | void MAX113XX_I2C::blockWrite(uint8_t reg, const uint16_t *data, |
j3 | 7:8669a53acd0d | 372 | const uint8_t num_reg) |
j3 | 7:8669a53acd0d | 373 | { |
j3 | 7:8669a53acd0d | 374 | |
j3 | 7:8669a53acd0d | 375 | } |
j3 | 7:8669a53acd0d | 376 | |
j3 | 7:8669a53acd0d | 377 | //********************************************************************* |
j3 | 9:094df3de3616 | 378 | void MAX113XX_I2C::blockRead(uint8_t reg, uint16_t *data, const uint8_t num_reg) |
j3 | 7:8669a53acd0d | 379 | { |
j3 | 7:8669a53acd0d | 380 | |
j3 | 7:8669a53acd0d | 381 | } |