Maxim Integrated MAX5171 14-bit Force/Sense DAC
Dependents: MAX5171BOB_Tester MAX5171BOB_14bit_Remote_Sense_SPI_DAC MAX5171BOB_Serial_Tester
MAX5171.cpp@0:80a9add62408, 2019-05-31 (annotated)
- Committer:
- whismanoid
- Date:
- Fri May 31 21:50:12 2019 +0000
- Revision:
- 0:80a9add62408
- Child:
- 1:e73245718b2a
MAX5171 initial commit
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
whismanoid | 0:80a9add62408 | 1 | // /******************************************************************************* |
whismanoid | 0:80a9add62408 | 2 | // * Copyright (C) 2019 Maxim Integrated Products, Inc., All Rights Reserved. |
whismanoid | 0:80a9add62408 | 3 | // * |
whismanoid | 0:80a9add62408 | 4 | // * Permission is hereby granted, free of charge, to any person obtaining a |
whismanoid | 0:80a9add62408 | 5 | // * copy of this software and associated documentation files (the "Software"), |
whismanoid | 0:80a9add62408 | 6 | // * to deal in the Software without restriction, including without limitation |
whismanoid | 0:80a9add62408 | 7 | // * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
whismanoid | 0:80a9add62408 | 8 | // * and/or sell copies of the Software, and to permit persons to whom the |
whismanoid | 0:80a9add62408 | 9 | // * Software is furnished to do so, subject to the following conditions: |
whismanoid | 0:80a9add62408 | 10 | // * |
whismanoid | 0:80a9add62408 | 11 | // * The above copyright notice and this permission notice shall be included |
whismanoid | 0:80a9add62408 | 12 | // * in all copies or substantial portions of the Software. |
whismanoid | 0:80a9add62408 | 13 | // * |
whismanoid | 0:80a9add62408 | 14 | // * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
whismanoid | 0:80a9add62408 | 15 | // * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
whismanoid | 0:80a9add62408 | 16 | // * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
whismanoid | 0:80a9add62408 | 17 | // * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES |
whismanoid | 0:80a9add62408 | 18 | // * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
whismanoid | 0:80a9add62408 | 19 | // * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
whismanoid | 0:80a9add62408 | 20 | // * OTHER DEALINGS IN THE SOFTWARE. |
whismanoid | 0:80a9add62408 | 21 | // * |
whismanoid | 0:80a9add62408 | 22 | // * Except as contained in this notice, the name of Maxim Integrated |
whismanoid | 0:80a9add62408 | 23 | // * Products, Inc. shall not be used except as stated in the Maxim Integrated |
whismanoid | 0:80a9add62408 | 24 | // * Products, Inc. Branding Policy. |
whismanoid | 0:80a9add62408 | 25 | // * |
whismanoid | 0:80a9add62408 | 26 | // * The mere transfer of this software does not imply any licenses |
whismanoid | 0:80a9add62408 | 27 | // * of trade secrets, proprietary technology, copyrights, patents, |
whismanoid | 0:80a9add62408 | 28 | // * trademarks, maskwork rights, or any other form of intellectual |
whismanoid | 0:80a9add62408 | 29 | // * property whatsoever. Maxim Integrated Products, Inc. retains all |
whismanoid | 0:80a9add62408 | 30 | // * ownership rights. |
whismanoid | 0:80a9add62408 | 31 | // ******************************************************************************* |
whismanoid | 0:80a9add62408 | 32 | // */ |
whismanoid | 0:80a9add62408 | 33 | // ********************************************************************* |
whismanoid | 0:80a9add62408 | 34 | // @file MAX5171.cpp |
whismanoid | 0:80a9add62408 | 35 | // ********************************************************************* |
whismanoid | 0:80a9add62408 | 36 | // Device Driver file |
whismanoid | 0:80a9add62408 | 37 | // DO NOT EDIT; except areas designated "CUSTOMIZE". Automatically generated file. |
whismanoid | 0:80a9add62408 | 38 | // generated by XMLSystemOfDevicesToMBED.py |
whismanoid | 0:80a9add62408 | 39 | // System Name = ExampleSystem |
whismanoid | 0:80a9add62408 | 40 | // System Description = Device driver example |
whismanoid | 0:80a9add62408 | 41 | |
whismanoid | 0:80a9add62408 | 42 | #include "MAX5171.h" |
whismanoid | 0:80a9add62408 | 43 | |
whismanoid | 0:80a9add62408 | 44 | // Device Name = MAX5171 |
whismanoid | 0:80a9add62408 | 45 | // Device Description = Low-Power, Serial, 14-Bit, 1-Channel DACs with Force/Sense Voltage Output and SPI Interface |
whismanoid | 0:80a9add62408 | 46 | // Device Manufacturer = Maxim Integrated |
whismanoid | 0:80a9add62408 | 47 | // Device PartNumber = MAX5171AEEE+ |
whismanoid | 0:80a9add62408 | 48 | // Device RegValue_Width = DataWidth16bit_HL |
whismanoid | 0:80a9add62408 | 49 | // |
whismanoid | 0:80a9add62408 | 50 | // DAC NumChannels = 1 |
whismanoid | 0:80a9add62408 | 51 | // DAC ResolutionBits = 14 |
whismanoid | 0:80a9add62408 | 52 | // |
whismanoid | 0:80a9add62408 | 53 | // SPI CS = ActiveLow |
whismanoid | 0:80a9add62408 | 54 | // SPI FrameStart = CS |
whismanoid | 0:80a9add62408 | 55 | // SPI CPOL = 0 |
whismanoid | 0:80a9add62408 | 56 | // SPI CPHA = 0 |
whismanoid | 0:80a9add62408 | 57 | // SPI MOSI and MISO Data are both stable on Rising edge of SCLK |
whismanoid | 0:80a9add62408 | 58 | // SPI SCLK Idle Low |
whismanoid | 0:80a9add62408 | 59 | // SPI SCLKMaxMHz = 10 |
whismanoid | 0:80a9add62408 | 60 | // SPI SCLKMinMHz = 0 |
whismanoid | 0:80a9add62408 | 61 | // |
whismanoid | 0:80a9add62408 | 62 | // InputPin Name = FB |
whismanoid | 0:80a9add62408 | 63 | // InputPin Description = Feedback Input |
whismanoid | 0:80a9add62408 | 64 | // InputPin Function = Analog |
whismanoid | 0:80a9add62408 | 65 | // |
whismanoid | 0:80a9add62408 | 66 | // InputPin Name = RS |
whismanoid | 0:80a9add62408 | 67 | // InputPin Description = Reset Mode Select (digital input). Connect to VDD to select midscale reset output value. Connect to DGND |
whismanoid | 0:80a9add62408 | 68 | // to select 0 reset output value. |
whismanoid | 0:80a9add62408 | 69 | // InputPin Function = Configuration |
whismanoid | 0:80a9add62408 | 70 | // |
whismanoid | 0:80a9add62408 | 71 | // InputPin Name = PDL# |
whismanoid | 0:80a9add62408 | 72 | // InputPin Description = Power-Down Lockout (digital input). Connect to VDD to allow shutdown. Connect to DGND to disable shutdown. |
whismanoid | 0:80a9add62408 | 73 | // InputPin Function = Configuration |
whismanoid | 0:80a9add62408 | 74 | // |
whismanoid | 0:80a9add62408 | 75 | // InputPin Name = CLR# |
whismanoid | 0:80a9add62408 | 76 | // InputPin Description = Clear DAC (digital input). Clears the DAC to its predetermined output state as set by RS. |
whismanoid | 0:80a9add62408 | 77 | // InputPin Function = Configuration |
whismanoid | 0:80a9add62408 | 78 | // |
whismanoid | 0:80a9add62408 | 79 | // InputPin Name = SHDN |
whismanoid | 0:80a9add62408 | 80 | // InputPin Description = Shutdown (digital input). Pulling SHDN high when PDL = VDD places the chip in shutdown mode with a |
whismanoid | 0:80a9add62408 | 81 | // maximum shutdown current 0f 10uA. |
whismanoid | 0:80a9add62408 | 82 | // InputPin Function = Configuration |
whismanoid | 0:80a9add62408 | 83 | // |
whismanoid | 0:80a9add62408 | 84 | // OutputPin Name = OUT |
whismanoid | 0:80a9add62408 | 85 | // OutputPin Description = Analog Voltage Output. High impedance in shutdown. Output voltage is limited to VDD. |
whismanoid | 0:80a9add62408 | 86 | // OutputPin Function = Analog |
whismanoid | 0:80a9add62408 | 87 | // |
whismanoid | 0:80a9add62408 | 88 | // OutputPin Name = UPO |
whismanoid | 0:80a9add62408 | 89 | // OutputPin Description = User-Programmable Output. State is set by serial input. |
whismanoid | 0:80a9add62408 | 90 | // OutputPin Function = General-Purpose |
whismanoid | 0:80a9add62408 | 91 | // |
whismanoid | 0:80a9add62408 | 92 | // SupplyPin Name = VDD |
whismanoid | 0:80a9add62408 | 93 | // SupplyPin Description = Positive Supply. Bypass to AGND with a 4.7uF capacitor in parallel with a 0.1uF capacitor. |
whismanoid | 0:80a9add62408 | 94 | // SupplyPin VinMax = 4.50 |
whismanoid | 0:80a9add62408 | 95 | // SupplyPin VinMin = 5.50 |
whismanoid | 0:80a9add62408 | 96 | // SupplyPin Function = Analog |
whismanoid | 0:80a9add62408 | 97 | // |
whismanoid | 0:80a9add62408 | 98 | // SupplyPin Name = REF |
whismanoid | 0:80a9add62408 | 99 | // SupplyPin Description = Reference Input. Maximum VREF is VDD - 1.4V. Connect an external +2.5V reference. |
whismanoid | 0:80a9add62408 | 100 | // SupplyPin VinMax = VDD-1.4 |
whismanoid | 0:80a9add62408 | 101 | // SupplyPin VinMin = 0 |
whismanoid | 0:80a9add62408 | 102 | // SupplyPin Function = Analog |
whismanoid | 0:80a9add62408 | 103 | // |
whismanoid | 0:80a9add62408 | 104 | // SupplyPin Name = DGND |
whismanoid | 0:80a9add62408 | 105 | // SupplyPin Description = Digital Ground. |
whismanoid | 0:80a9add62408 | 106 | // SupplyPin VinMax = 0 |
whismanoid | 0:80a9add62408 | 107 | // SupplyPin VinMin = 0 |
whismanoid | 0:80a9add62408 | 108 | // SupplyPin Function = Analog |
whismanoid | 0:80a9add62408 | 109 | // |
whismanoid | 0:80a9add62408 | 110 | // SupplyPin Name = AGND |
whismanoid | 0:80a9add62408 | 111 | // SupplyPin Description = Analog Ground. |
whismanoid | 0:80a9add62408 | 112 | // SupplyPin VinMax = 0 |
whismanoid | 0:80a9add62408 | 113 | // SupplyPin VinMin = 0 |
whismanoid | 0:80a9add62408 | 114 | // SupplyPin Function = Analog |
whismanoid | 0:80a9add62408 | 115 | // |
whismanoid | 0:80a9add62408 | 116 | |
whismanoid | 0:80a9add62408 | 117 | // CODE GENERATOR: class constructor definition |
whismanoid | 0:80a9add62408 | 118 | MAX5171::MAX5171(SPI &spi, DigitalOut &cs_pin, // SPI interface |
whismanoid | 0:80a9add62408 | 119 | // CODE GENERATOR: class constructor definition gpio InputPin pins |
whismanoid | 0:80a9add62408 | 120 | // AnalogOut &FB_pin, // Analog Input to MAX5171 device |
whismanoid | 0:80a9add62408 | 121 | DigitalOut &RS_pin, // Digital Configuration Input to MAX5171 device |
whismanoid | 0:80a9add62408 | 122 | DigitalOut &PDLb_pin, // Digital Configuration Input to MAX5171 device |
whismanoid | 0:80a9add62408 | 123 | DigitalOut &CLRb_pin, // Digital Configuration Input to MAX5171 device |
whismanoid | 0:80a9add62408 | 124 | DigitalOut &SHDN_pin, // Digital Configuration Input to MAX5171 device |
whismanoid | 0:80a9add62408 | 125 | // CODE GENERATOR: class constructor definition gpio OutputPin pins |
whismanoid | 0:80a9add62408 | 126 | // AnalogIn &OUT_pin, // Analog Output from MAX5171 device |
whismanoid | 0:80a9add62408 | 127 | DigitalIn &UPO_pin, // Digital General-Purpose Output from MAX5171 device |
whismanoid | 0:80a9add62408 | 128 | // CODE GENERATOR: class constructor definition ic_variant |
whismanoid | 0:80a9add62408 | 129 | MAX5171_ic_t ic_variant) |
whismanoid | 0:80a9add62408 | 130 | // CODE GENERATOR: class constructor initializer list |
whismanoid | 0:80a9add62408 | 131 | : m_spi(spi), m_cs_pin(cs_pin), // SPI interface |
whismanoid | 0:80a9add62408 | 132 | // CODE GENERATOR: class constructor initializer list gpio InputPin pins |
whismanoid | 0:80a9add62408 | 133 | // m_FB_pin(FB_pin), // Analog Input to MAX5171 device |
whismanoid | 0:80a9add62408 | 134 | m_RS_pin(RS_pin), // Digital Configuration Input to MAX5171 device |
whismanoid | 0:80a9add62408 | 135 | m_PDLb_pin(PDLb_pin), // Digital Configuration Input to MAX5171 device |
whismanoid | 0:80a9add62408 | 136 | m_CLRb_pin(CLRb_pin), // Digital Configuration Input to MAX5171 device |
whismanoid | 0:80a9add62408 | 137 | m_SHDN_pin(SHDN_pin), // Digital Configuration Input to MAX5171 device |
whismanoid | 0:80a9add62408 | 138 | // CODE GENERATOR: class constructor initializer list gpio OutputPin pins |
whismanoid | 0:80a9add62408 | 139 | // m_OUT_pin(OUT_pin), // Analog Output from MAX5171 device |
whismanoid | 0:80a9add62408 | 140 | m_UPO_pin(UPO_pin), // Digital General-Purpose Output from MAX5171 device |
whismanoid | 0:80a9add62408 | 141 | // CODE GENERATOR: class constructor initializer list ic_variant |
whismanoid | 0:80a9add62408 | 142 | m_ic_variant(ic_variant) |
whismanoid | 0:80a9add62408 | 143 | { |
whismanoid | 0:80a9add62408 | 144 | // CODE GENERATOR: class constructor definition SPI interface initialization |
whismanoid | 0:80a9add62408 | 145 | // |
whismanoid | 0:80a9add62408 | 146 | // SPI CS = ActiveLow |
whismanoid | 0:80a9add62408 | 147 | // SPI FrameStart = CS |
whismanoid | 0:80a9add62408 | 148 | m_SPI_cs_state = 1; |
whismanoid | 0:80a9add62408 | 149 | m_cs_pin = m_SPI_cs_state; |
whismanoid | 0:80a9add62408 | 150 | |
whismanoid | 0:80a9add62408 | 151 | // SPI CPOL = 0 |
whismanoid | 0:80a9add62408 | 152 | // SPI CPHA = 0 |
whismanoid | 0:80a9add62408 | 153 | // SPI MOSI and MISO Data are both stable on Rising edge of SCLK |
whismanoid | 0:80a9add62408 | 154 | // SPI SCLK Idle Low |
whismanoid | 0:80a9add62408 | 155 | m_SPI_dataMode = 0; //SPI_MODE0 // CPOL=0,CPHA=0: Rising Edge stable; SCLK idle Low |
whismanoid | 0:80a9add62408 | 156 | m_spi.format(8,m_SPI_dataMode); // int bits_must_be_8, int mode=0_3 CPOL=0,CPHA=0 |
whismanoid | 0:80a9add62408 | 157 | |
whismanoid | 0:80a9add62408 | 158 | // SPI SCLKMaxMHz = 10 |
whismanoid | 0:80a9add62408 | 159 | // SPI SCLKMinMHz = 0 |
whismanoid | 0:80a9add62408 | 160 | //#define SPI_SCLK_Hz 48000000 // 48MHz |
whismanoid | 0:80a9add62408 | 161 | //#define SPI_SCLK_Hz 24000000 // 24MHz |
whismanoid | 0:80a9add62408 | 162 | //#define SPI_SCLK_Hz 12000000 // 12MHz |
whismanoid | 0:80a9add62408 | 163 | //#define SPI_SCLK_Hz 4000000 // 4MHz |
whismanoid | 0:80a9add62408 | 164 | //#define SPI_SCLK_Hz 2000000 // 2MHz |
whismanoid | 0:80a9add62408 | 165 | //#define SPI_SCLK_Hz 1000000 // 1MHz |
whismanoid | 0:80a9add62408 | 166 | m_SPI_SCLK_Hz = 10000000; // 10MHz; MAX5171 limit is 10MHz |
whismanoid | 0:80a9add62408 | 167 | m_spi.frequency(m_SPI_SCLK_Hz); |
whismanoid | 0:80a9add62408 | 168 | |
whismanoid | 0:80a9add62408 | 169 | // TODO1: CODE GENERATOR: class constructor definition gpio InputPin (Input to device) initialization |
whismanoid | 0:80a9add62408 | 170 | // |
whismanoid | 0:80a9add62408 | 171 | m_RS_pin = 1; // output logic high -- initial value in constructor |
whismanoid | 0:80a9add62408 | 172 | m_PDLb_pin = 1; // output logic high -- initial value in constructor |
whismanoid | 0:80a9add62408 | 173 | m_CLRb_pin = 1; // output logic high -- initial value in constructor |
whismanoid | 0:80a9add62408 | 174 | m_SHDN_pin = 1; // output logic high -- initial value in constructor |
whismanoid | 0:80a9add62408 | 175 | } |
whismanoid | 0:80a9add62408 | 176 | |
whismanoid | 0:80a9add62408 | 177 | // CODE GENERATOR: class destructor definition |
whismanoid | 0:80a9add62408 | 178 | MAX5171::~MAX5171() |
whismanoid | 0:80a9add62408 | 179 | { |
whismanoid | 0:80a9add62408 | 180 | // do nothing |
whismanoid | 0:80a9add62408 | 181 | } |
whismanoid | 0:80a9add62408 | 182 | |
whismanoid | 0:80a9add62408 | 183 | // CODE GENERATOR: spi_frequency setter definition |
whismanoid | 0:80a9add62408 | 184 | // set SPI SCLK frequency |
whismanoid | 0:80a9add62408 | 185 | void MAX5171::spi_frequency(int spi_sclk_Hz) |
whismanoid | 0:80a9add62408 | 186 | { |
whismanoid | 0:80a9add62408 | 187 | m_SPI_SCLK_Hz = spi_sclk_Hz; |
whismanoid | 0:80a9add62408 | 188 | m_spi.frequency(m_SPI_SCLK_Hz); |
whismanoid | 0:80a9add62408 | 189 | } |
whismanoid | 0:80a9add62408 | 190 | |
whismanoid | 0:80a9add62408 | 191 | // CODE GENERATOR: omit global g_MAX5171_device |
whismanoid | 0:80a9add62408 | 192 | // CODE GENERATOR: extern function declarations |
whismanoid | 0:80a9add62408 | 193 | // CODE GENERATOR: extern function requirement MAX5171::SPIoutputCS |
whismanoid | 0:80a9add62408 | 194 | // Assert SPI Chip Select |
whismanoid | 0:80a9add62408 | 195 | // SPI chip-select for MAX5171 |
whismanoid | 0:80a9add62408 | 196 | // |
whismanoid | 0:80a9add62408 | 197 | void MAX5171::SPIoutputCS(int isLogicHigh) |
whismanoid | 0:80a9add62408 | 198 | { |
whismanoid | 0:80a9add62408 | 199 | // CODE GENERATOR: extern function definition for function SPIoutputCS |
whismanoid | 0:80a9add62408 | 200 | // CODE GENERATOR: extern function definition for standard SPI interface function SPIoutputCS(int isLogicHigh) |
whismanoid | 0:80a9add62408 | 201 | m_SPI_cs_state = isLogicHigh; |
whismanoid | 0:80a9add62408 | 202 | m_cs_pin = m_SPI_cs_state; |
whismanoid | 0:80a9add62408 | 203 | } |
whismanoid | 0:80a9add62408 | 204 | |
whismanoid | 0:80a9add62408 | 205 | // CODE GENERATOR: extern function requirement MAX5171::SPIwrite16bits |
whismanoid | 0:80a9add62408 | 206 | // SPI write 16 bits |
whismanoid | 0:80a9add62408 | 207 | // SPI interface to MAX5171 shift 16 bits mosiData into MAX5171 DIN |
whismanoid | 0:80a9add62408 | 208 | // |
whismanoid | 0:80a9add62408 | 209 | void MAX5171::SPIwrite16bits(int16_t mosiData16) |
whismanoid | 0:80a9add62408 | 210 | { |
whismanoid | 0:80a9add62408 | 211 | // CODE GENERATOR: extern function definition for function SPIwrite16bits |
whismanoid | 0:80a9add62408 | 212 | // TODO1: CODE GENERATOR: extern function definition for standard SPI interface function SPIwrite16bits(int16_t mosiData16) |
whismanoid | 0:80a9add62408 | 213 | size_t byteCount = 2; |
whismanoid | 0:80a9add62408 | 214 | static char mosiData[2]; |
whismanoid | 0:80a9add62408 | 215 | static char misoData[2]; |
whismanoid | 0:80a9add62408 | 216 | mosiData[0] = (char)((mosiData16 >> 8) & 0xFF); // MSByte |
whismanoid | 0:80a9add62408 | 217 | mosiData[1] = (char)((mosiData16 >> 0) & 0xFF); // LSByte |
whismanoid | 0:80a9add62408 | 218 | // |
whismanoid | 0:80a9add62408 | 219 | // Arduino: begin critical section: noInterrupts() masks all interrupt sources; end critical section with interrupts() |
whismanoid | 0:80a9add62408 | 220 | //~ noInterrupts(); |
whismanoid | 0:80a9add62408 | 221 | // |
whismanoid | 0:80a9add62408 | 222 | //~ digitalWrite(Scope_Trigger_Pin, LOW); // diagnostic Scope_Trigger_Pin |
whismanoid | 0:80a9add62408 | 223 | // |
whismanoid | 0:80a9add62408 | 224 | unsigned int numBytesTransferred = m_spi.write(mosiData, byteCount, misoData, byteCount); |
whismanoid | 0:80a9add62408 | 225 | //~ m_spi.transfer(mosiData8_FF0000); |
whismanoid | 0:80a9add62408 | 226 | //~ m_spi.transfer(mosiData16_00FF00); |
whismanoid | 0:80a9add62408 | 227 | //~ m_spi.transfer(mosiData16_0000FF); |
whismanoid | 0:80a9add62408 | 228 | // |
whismanoid | 0:80a9add62408 | 229 | //~ digitalWrite(Scope_Trigger_Pin, HIGH); // diagnostic Scope_Trigger_Pin |
whismanoid | 0:80a9add62408 | 230 | // |
whismanoid | 0:80a9add62408 | 231 | // Arduino: begin critical section: noInterrupts() masks all interrupt sources; end critical section with interrupts() |
whismanoid | 0:80a9add62408 | 232 | //~ interrupts(); |
whismanoid | 0:80a9add62408 | 233 | // |
whismanoid | 0:80a9add62408 | 234 | // VERIFY: SPIwrite24bits print diagnostic information |
whismanoid | 0:80a9add62408 | 235 | //cmdLine.serial().printf(" MOSI->")); |
whismanoid | 0:80a9add62408 | 236 | //cmdLine.serial().printf(" 0x")); |
whismanoid | 0:80a9add62408 | 237 | //Serial.print( (mosiData8_FF0000 & 0xFF), HEX); |
whismanoid | 0:80a9add62408 | 238 | //cmdLine.serial().printf(" 0x")); |
whismanoid | 0:80a9add62408 | 239 | //Serial.print( (mosiData16_00FF00 & 0xFF), HEX); |
whismanoid | 0:80a9add62408 | 240 | //cmdLine.serial().printf(" 0x")); |
whismanoid | 0:80a9add62408 | 241 | //Serial.print( (mosiData16_0000FF & 0xFF), HEX); |
whismanoid | 0:80a9add62408 | 242 | // hex dump mosiData[0..byteCount-1] |
whismanoid | 0:80a9add62408 | 243 | #if 0 // HAS_MICROUSBSERIAL |
whismanoid | 0:80a9add62408 | 244 | cmdLine_microUSBserial.serial().printf("\r\nSPI"); |
whismanoid | 0:80a9add62408 | 245 | if (byteCount > 7) { |
whismanoid | 0:80a9add62408 | 246 | cmdLine_microUSBserial.serial().printf(" byteCount:%d", byteCount); |
whismanoid | 0:80a9add62408 | 247 | } |
whismanoid | 0:80a9add62408 | 248 | cmdLine_microUSBserial.serial().printf(" MOSI->"); |
whismanoid | 0:80a9add62408 | 249 | for (unsigned int byteIndex = 0; byteIndex < byteCount; byteIndex++) |
whismanoid | 0:80a9add62408 | 250 | { |
whismanoid | 0:80a9add62408 | 251 | cmdLine_microUSBserial.serial().printf(" 0x%2.2X", mosiData[byteIndex]); |
whismanoid | 0:80a9add62408 | 252 | } |
whismanoid | 0:80a9add62408 | 253 | // hex dump misoData[0..byteCount-1] |
whismanoid | 0:80a9add62408 | 254 | cmdLine_microUSBserial.serial().printf(" MISO<-"); |
whismanoid | 0:80a9add62408 | 255 | for (unsigned int byteIndex = 0; byteIndex < numBytesTransferred; byteIndex++) |
whismanoid | 0:80a9add62408 | 256 | { |
whismanoid | 0:80a9add62408 | 257 | cmdLine_microUSBserial.serial().printf(" 0x%2.2X", misoData[byteIndex]); |
whismanoid | 0:80a9add62408 | 258 | } |
whismanoid | 0:80a9add62408 | 259 | cmdLine_microUSBserial.serial().printf(" "); |
whismanoid | 0:80a9add62408 | 260 | #endif |
whismanoid | 0:80a9add62408 | 261 | #if 0 // HAS_DAPLINK_SERIAL |
whismanoid | 0:80a9add62408 | 262 | cmdLine_DAPLINKserial.serial().printf("\r\nSPI"); |
whismanoid | 0:80a9add62408 | 263 | if (byteCount > 7) { |
whismanoid | 0:80a9add62408 | 264 | cmdLine_DAPLINKserial.serial().printf(" byteCount:%d", byteCount); |
whismanoid | 0:80a9add62408 | 265 | } |
whismanoid | 0:80a9add62408 | 266 | cmdLine_DAPLINKserial.serial().printf(" MOSI->"); |
whismanoid | 0:80a9add62408 | 267 | for (unsigned int byteIndex = 0; byteIndex < byteCount; byteIndex++) |
whismanoid | 0:80a9add62408 | 268 | { |
whismanoid | 0:80a9add62408 | 269 | cmdLine_DAPLINKserial.serial().printf(" 0x%2.2X", mosiData[byteIndex]); |
whismanoid | 0:80a9add62408 | 270 | } |
whismanoid | 0:80a9add62408 | 271 | // hex dump misoData[0..byteCount-1] |
whismanoid | 0:80a9add62408 | 272 | cmdLine_DAPLINKserial.serial().printf(" MISO<-"); |
whismanoid | 0:80a9add62408 | 273 | for (unsigned int byteIndex = 0; byteIndex < numBytesTransferred; byteIndex++) |
whismanoid | 0:80a9add62408 | 274 | { |
whismanoid | 0:80a9add62408 | 275 | cmdLine_DAPLINKserial.serial().printf(" 0x%2.2X", misoData[byteIndex]); |
whismanoid | 0:80a9add62408 | 276 | } |
whismanoid | 0:80a9add62408 | 277 | cmdLine_DAPLINKserial.serial().printf(" "); |
whismanoid | 0:80a9add62408 | 278 | #endif |
whismanoid | 0:80a9add62408 | 279 | // VERIFY: DIAGNOSTIC: print MAX5715 device register write |
whismanoid | 0:80a9add62408 | 280 | // TODO: MAX5715_print_register_verbose(mosiData8_FF0000, mosiData16_00FFFF); |
whismanoid | 0:80a9add62408 | 281 | // TODO: print_verbose_SPI_diagnostic(mosiData16_FF00, mosiData16_00FF, misoData16_FF00, misoData16_00FF); |
whismanoid | 0:80a9add62408 | 282 | // |
whismanoid | 0:80a9add62408 | 283 | // int misoData16 = (misoData16_FF00 << 8) | misoData16_00FF; |
whismanoid | 0:80a9add62408 | 284 | // return misoData16; |
whismanoid | 0:80a9add62408 | 285 | } |
whismanoid | 0:80a9add62408 | 286 | |
whismanoid | 0:80a9add62408 | 287 | // CODE GENERATOR: class member function definitions |
whismanoid | 0:80a9add62408 | 288 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 289 | // Initialize device |
whismanoid | 0:80a9add62408 | 290 | // @return 1 on success; 0 on failure |
whismanoid | 0:80a9add62408 | 291 | uint8_t MAX5171::Init(void) |
whismanoid | 0:80a9add62408 | 292 | { |
whismanoid | 0:80a9add62408 | 293 | |
whismanoid | 0:80a9add62408 | 294 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 295 | // success |
whismanoid | 0:80a9add62408 | 296 | return 1; |
whismanoid | 0:80a9add62408 | 297 | } |
whismanoid | 0:80a9add62408 | 298 | |
whismanoid | 0:80a9add62408 | 299 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 300 | // Return the DAC register value corresponding to physical voltage. |
whismanoid | 0:80a9add62408 | 301 | // Does not perform any offset or gain correction. |
whismanoid | 0:80a9add62408 | 302 | // |
whismanoid | 0:80a9add62408 | 303 | // @pre VRef = Voltage of REF input, in Volts |
whismanoid | 0:80a9add62408 | 304 | // @param[in] voltage = physical voltage in Volts |
whismanoid | 0:80a9add62408 | 305 | // @return raw 14-bit MAX5171 code (right justified). |
whismanoid | 0:80a9add62408 | 306 | uint16_t MAX5171::DACCodeOfVoltage(double voltageV) |
whismanoid | 0:80a9add62408 | 307 | { |
whismanoid | 0:80a9add62408 | 308 | |
whismanoid | 0:80a9add62408 | 309 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 310 | // Linear map min and max endpoints |
whismanoid | 0:80a9add62408 | 311 | const double MaxScaleVoltage = VRef; // voltage of maximum code 0x3fff |
whismanoid | 0:80a9add62408 | 312 | const double MinScaleVoltage = 0.0; // voltage of minimum code 0x000 |
whismanoid | 0:80a9add62408 | 313 | const uint16_t FULL_SCALE_CODE_14BIT = 0x3fff; |
whismanoid | 0:80a9add62408 | 314 | const uint16_t MaxCode = FULL_SCALE_CODE_14BIT; |
whismanoid | 0:80a9add62408 | 315 | const uint16_t MinCode = 0x000; |
whismanoid | 0:80a9add62408 | 316 | double codeFraction = (voltageV - MinScaleVoltage) / (MaxScaleVoltage - MinScaleVoltage); |
whismanoid | 0:80a9add62408 | 317 | double dacRegValueIdeal = ((codeFraction * (double)(MaxCode - MinCode + 1)) + MinCode + 0.5); |
whismanoid | 0:80a9add62408 | 318 | uint16_t dacRegValue = (uint16_t)dacRegValueIdeal; |
whismanoid | 0:80a9add62408 | 319 | if (dacRegValueIdeal > MaxCode) |
whismanoid | 0:80a9add62408 | 320 | { |
whismanoid | 0:80a9add62408 | 321 | dacRegValue = MaxCode; |
whismanoid | 0:80a9add62408 | 322 | } else if (dacRegValueIdeal < MinCode) |
whismanoid | 0:80a9add62408 | 323 | { |
whismanoid | 0:80a9add62408 | 324 | dacRegValue = MinCode; |
whismanoid | 0:80a9add62408 | 325 | } |
whismanoid | 0:80a9add62408 | 326 | return dacRegValue; |
whismanoid | 0:80a9add62408 | 327 | } |
whismanoid | 0:80a9add62408 | 328 | |
whismanoid | 0:80a9add62408 | 329 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 330 | // Return the physical voltage corresponding to DAC register. |
whismanoid | 0:80a9add62408 | 331 | // Does not perform any offset or gain correction. |
whismanoid | 0:80a9add62408 | 332 | // |
whismanoid | 0:80a9add62408 | 333 | // @pre VRef = Voltage of REF input, in Volts |
whismanoid | 0:80a9add62408 | 334 | // @param[in] value_u14: raw 14-bit MAX5171 code (right justified). |
whismanoid | 0:80a9add62408 | 335 | // @return physical voltage corresponding to MAX5171 code. |
whismanoid | 0:80a9add62408 | 336 | double MAX5171::VoltageOfCode(uint16_t value_u14) |
whismanoid | 0:80a9add62408 | 337 | { |
whismanoid | 0:80a9add62408 | 338 | |
whismanoid | 0:80a9add62408 | 339 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 340 | // Linear map min and max endpoints |
whismanoid | 0:80a9add62408 | 341 | double MaxScaleVoltage = VRef; // voltage of maximum code 0x3fff |
whismanoid | 0:80a9add62408 | 342 | double MinScaleVoltage = 0.0; // voltage of minimum code 0x000 |
whismanoid | 0:80a9add62408 | 343 | const uint16_t FULL_SCALE_CODE_14BIT = 0x3fff; |
whismanoid | 0:80a9add62408 | 344 | const uint16_t MaxCode = FULL_SCALE_CODE_14BIT; |
whismanoid | 0:80a9add62408 | 345 | const uint16_t MinCode = 0x000; |
whismanoid | 0:80a9add62408 | 346 | double codeFraction = ((double)value_u14 - MinCode) / (MaxCode - MinCode + 1); |
whismanoid | 0:80a9add62408 | 347 | return MinScaleVoltage + ((MaxScaleVoltage - MinScaleVoltage) * codeFraction); |
whismanoid | 0:80a9add62408 | 348 | } |
whismanoid | 0:80a9add62408 | 349 | |
whismanoid | 0:80a9add62408 | 350 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 351 | // CMD_00dd_dddd_dddd_dddd_CODE |
whismanoid | 0:80a9add62408 | 352 | // |
whismanoid | 0:80a9add62408 | 353 | // Load input register; DAC registers are unchanged. |
whismanoid | 0:80a9add62408 | 354 | // @return 1 on success; 0 on failure |
whismanoid | 0:80a9add62408 | 355 | uint8_t MAX5171::CODE(uint16_t dacCodeLsbs) |
whismanoid | 0:80a9add62408 | 356 | { |
whismanoid | 0:80a9add62408 | 357 | |
whismanoid | 0:80a9add62408 | 358 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 359 | // Define command code |
whismanoid | 0:80a9add62408 | 360 | uint16_t mosiData16 = CMD_00dd_dddd_dddd_dddd_CODE |
whismanoid | 0:80a9add62408 | 361 | | ((0x3FFF & dacCodeLsbs) << 0); // left-align dddd_dddd_dddd |
whismanoid | 0:80a9add62408 | 362 | |
whismanoid | 0:80a9add62408 | 363 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 364 | // SPI write 16-bit mosiData16 |
whismanoid | 0:80a9add62408 | 365 | SPIoutputCS(0); |
whismanoid | 0:80a9add62408 | 366 | SPIwrite16bits(mosiData16); |
whismanoid | 0:80a9add62408 | 367 | SPIoutputCS(1); |
whismanoid | 0:80a9add62408 | 368 | |
whismanoid | 0:80a9add62408 | 369 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 370 | // shadow of write-only register CMD_00dd_dddd_dddd_dddd_CODE |
whismanoid | 0:80a9add62408 | 371 | DACCode = dacCodeLsbs; |
whismanoid | 0:80a9add62408 | 372 | |
whismanoid | 0:80a9add62408 | 373 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 374 | // success |
whismanoid | 0:80a9add62408 | 375 | return 1; |
whismanoid | 0:80a9add62408 | 376 | } |
whismanoid | 0:80a9add62408 | 377 | |
whismanoid | 0:80a9add62408 | 378 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 379 | // CMD_01dd_dddd_dddd_dddd_CODE_LOAD |
whismanoid | 0:80a9add62408 | 380 | // |
whismanoid | 0:80a9add62408 | 381 | // Load input register; DAC registers are updated (start up DAC with new data). |
whismanoid | 0:80a9add62408 | 382 | // @return 1 on success; 0 on failure |
whismanoid | 0:80a9add62408 | 383 | uint8_t MAX5171::CODE_LOAD(uint16_t dacCodeLsbs) |
whismanoid | 0:80a9add62408 | 384 | { |
whismanoid | 0:80a9add62408 | 385 | |
whismanoid | 0:80a9add62408 | 386 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 387 | // Define command code |
whismanoid | 0:80a9add62408 | 388 | uint16_t mosiData16 = CMD_01dd_dddd_dddd_dddd_CODE_LOAD |
whismanoid | 0:80a9add62408 | 389 | | ((0x3FFF & dacCodeLsbs) << 0); // left-align dddd_dddd_dddd |
whismanoid | 0:80a9add62408 | 390 | |
whismanoid | 0:80a9add62408 | 391 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 392 | // SPI write 16-bit mosiData16 |
whismanoid | 0:80a9add62408 | 393 | SPIoutputCS(0); |
whismanoid | 0:80a9add62408 | 394 | SPIwrite16bits(mosiData16); |
whismanoid | 0:80a9add62408 | 395 | SPIoutputCS(1); |
whismanoid | 0:80a9add62408 | 396 | |
whismanoid | 0:80a9add62408 | 397 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 398 | // shadow of write-only register CMD_00dd_dddd_dddd_dddd_CODE |
whismanoid | 0:80a9add62408 | 399 | DACCode = dacCodeLsbs; |
whismanoid | 0:80a9add62408 | 400 | |
whismanoid | 0:80a9add62408 | 401 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 402 | // success |
whismanoid | 0:80a9add62408 | 403 | return 1; |
whismanoid | 0:80a9add62408 | 404 | } |
whismanoid | 0:80a9add62408 | 405 | |
whismanoid | 0:80a9add62408 | 406 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 407 | // CMD_10xx_xxxx_xxxx_xxxx_LOAD |
whismanoid | 0:80a9add62408 | 408 | // |
whismanoid | 0:80a9add62408 | 409 | // Update DAC register from input register (start up DAC with data previously |
whismanoid | 0:80a9add62408 | 410 | // stored in the input registers). |
whismanoid | 0:80a9add62408 | 411 | // @return 1 on success; 0 on failure |
whismanoid | 0:80a9add62408 | 412 | uint8_t MAX5171::LOAD(void) |
whismanoid | 0:80a9add62408 | 413 | { |
whismanoid | 0:80a9add62408 | 414 | |
whismanoid | 0:80a9add62408 | 415 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 416 | // Define command code |
whismanoid | 0:80a9add62408 | 417 | uint16_t mosiData16 = CMD_10xx_xxxx_xxxx_xxxx_LOAD; |
whismanoid | 0:80a9add62408 | 418 | |
whismanoid | 0:80a9add62408 | 419 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 420 | // SPI write 16-bit mosiData16 |
whismanoid | 0:80a9add62408 | 421 | SPIoutputCS(0); |
whismanoid | 0:80a9add62408 | 422 | SPIwrite16bits(mosiData16); |
whismanoid | 0:80a9add62408 | 423 | SPIoutputCS(1); |
whismanoid | 0:80a9add62408 | 424 | |
whismanoid | 0:80a9add62408 | 425 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 426 | // success |
whismanoid | 0:80a9add62408 | 427 | return 1; |
whismanoid | 0:80a9add62408 | 428 | } |
whismanoid | 0:80a9add62408 | 429 | |
whismanoid | 0:80a9add62408 | 430 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 431 | // CMD_1100_xxxx_xxxx_xxxx_NOP |
whismanoid | 0:80a9add62408 | 432 | // |
whismanoid | 0:80a9add62408 | 433 | // No operation (NOP). |
whismanoid | 0:80a9add62408 | 434 | // @return 1 on success; 0 on failure |
whismanoid | 0:80a9add62408 | 435 | uint8_t MAX5171::NOP(void) |
whismanoid | 0:80a9add62408 | 436 | { |
whismanoid | 0:80a9add62408 | 437 | |
whismanoid | 0:80a9add62408 | 438 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 439 | // Define command code |
whismanoid | 0:80a9add62408 | 440 | uint16_t mosiData16 = CMD_1100_xxxx_xxxx_xxxx_NOP; |
whismanoid | 0:80a9add62408 | 441 | |
whismanoid | 0:80a9add62408 | 442 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 443 | // SPI write 16-bit mosiData16 |
whismanoid | 0:80a9add62408 | 444 | SPIoutputCS(0); |
whismanoid | 0:80a9add62408 | 445 | SPIwrite16bits(mosiData16); |
whismanoid | 0:80a9add62408 | 446 | SPIoutputCS(1); |
whismanoid | 0:80a9add62408 | 447 | |
whismanoid | 0:80a9add62408 | 448 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 449 | // success |
whismanoid | 0:80a9add62408 | 450 | return 1; |
whismanoid | 0:80a9add62408 | 451 | } |
whismanoid | 0:80a9add62408 | 452 | |
whismanoid | 0:80a9add62408 | 453 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 454 | // CMD_1101_xxxx_xxxx_xxxx_SHUTDOWN |
whismanoid | 0:80a9add62408 | 455 | // |
whismanoid | 0:80a9add62408 | 456 | // Shut down DAC (provided PDL# = 1). |
whismanoid | 0:80a9add62408 | 457 | // @return 1 on success; 0 on failure |
whismanoid | 0:80a9add62408 | 458 | uint8_t MAX5171::SHUTDOWN(void) |
whismanoid | 0:80a9add62408 | 459 | { |
whismanoid | 0:80a9add62408 | 460 | |
whismanoid | 0:80a9add62408 | 461 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 462 | // Define command code |
whismanoid | 0:80a9add62408 | 463 | uint16_t mosiData16 = CMD_1101_xxxx_xxxx_xxxx_SHUTDOWN; |
whismanoid | 0:80a9add62408 | 464 | |
whismanoid | 0:80a9add62408 | 465 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 466 | // SPI write 16-bit mosiData16 |
whismanoid | 0:80a9add62408 | 467 | SPIoutputCS(0); |
whismanoid | 0:80a9add62408 | 468 | SPIwrite16bits(mosiData16); |
whismanoid | 0:80a9add62408 | 469 | SPIoutputCS(1); |
whismanoid | 0:80a9add62408 | 470 | |
whismanoid | 0:80a9add62408 | 471 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 472 | // success |
whismanoid | 0:80a9add62408 | 473 | return 1; |
whismanoid | 0:80a9add62408 | 474 | } |
whismanoid | 0:80a9add62408 | 475 | |
whismanoid | 0:80a9add62408 | 476 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 477 | // CMD_1110_0xxx_xxxx_xxxx_UPO_LOW |
whismanoid | 0:80a9add62408 | 478 | // |
whismanoid | 0:80a9add62408 | 479 | // UPO goes low (default). |
whismanoid | 0:80a9add62408 | 480 | // @return 1 on success; 0 on failure |
whismanoid | 0:80a9add62408 | 481 | uint8_t MAX5171::UPO_LOW(void) |
whismanoid | 0:80a9add62408 | 482 | { |
whismanoid | 0:80a9add62408 | 483 | |
whismanoid | 0:80a9add62408 | 484 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 485 | // Define command code |
whismanoid | 0:80a9add62408 | 486 | uint16_t mosiData16 = CMD_1110_0xxx_xxxx_xxxx_UPO_LOW; |
whismanoid | 0:80a9add62408 | 487 | |
whismanoid | 0:80a9add62408 | 488 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 489 | // SPI write 16-bit mosiData16 |
whismanoid | 0:80a9add62408 | 490 | SPIoutputCS(0); |
whismanoid | 0:80a9add62408 | 491 | SPIwrite16bits(mosiData16); |
whismanoid | 0:80a9add62408 | 492 | SPIoutputCS(1); |
whismanoid | 0:80a9add62408 | 493 | |
whismanoid | 0:80a9add62408 | 494 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 495 | // success |
whismanoid | 0:80a9add62408 | 496 | return 1; |
whismanoid | 0:80a9add62408 | 497 | } |
whismanoid | 0:80a9add62408 | 498 | |
whismanoid | 0:80a9add62408 | 499 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 500 | // CMD_1110_1xxx_xxxx_xxxx_UPO_HIGH |
whismanoid | 0:80a9add62408 | 501 | // |
whismanoid | 0:80a9add62408 | 502 | // UPO goes high. |
whismanoid | 0:80a9add62408 | 503 | // @return 1 on success; 0 on failure |
whismanoid | 0:80a9add62408 | 504 | uint8_t MAX5171::UPO_HIGH(void) |
whismanoid | 0:80a9add62408 | 505 | { |
whismanoid | 0:80a9add62408 | 506 | |
whismanoid | 0:80a9add62408 | 507 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 508 | // Define command code |
whismanoid | 0:80a9add62408 | 509 | uint16_t mosiData16 = CMD_1110_1xxx_xxxx_xxxx_UPO_HIGH; |
whismanoid | 0:80a9add62408 | 510 | |
whismanoid | 0:80a9add62408 | 511 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 512 | // SPI write 16-bit mosiData16 |
whismanoid | 0:80a9add62408 | 513 | SPIoutputCS(0); |
whismanoid | 0:80a9add62408 | 514 | SPIwrite16bits(mosiData16); |
whismanoid | 0:80a9add62408 | 515 | SPIoutputCS(1); |
whismanoid | 0:80a9add62408 | 516 | |
whismanoid | 0:80a9add62408 | 517 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 518 | // success |
whismanoid | 0:80a9add62408 | 519 | return 1; |
whismanoid | 0:80a9add62408 | 520 | } |
whismanoid | 0:80a9add62408 | 521 | |
whismanoid | 0:80a9add62408 | 522 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 523 | // CMD_1111_0xxx_xxxx_xxxx_MODE1_DOUT_SCLK_RISING_EDGE |
whismanoid | 0:80a9add62408 | 524 | // |
whismanoid | 0:80a9add62408 | 525 | // Mode 1, DOUT clocked out on SCLK’s rising edge. |
whismanoid | 0:80a9add62408 | 526 | // @return 1 on success; 0 on failure |
whismanoid | 0:80a9add62408 | 527 | uint8_t MAX5171::MODE1_DOUT_SCLK_RISING_EDGE(void) |
whismanoid | 0:80a9add62408 | 528 | { |
whismanoid | 0:80a9add62408 | 529 | |
whismanoid | 0:80a9add62408 | 530 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 531 | // Define command code |
whismanoid | 0:80a9add62408 | 532 | uint16_t mosiData16 = CMD_1111_0xxx_xxxx_xxxx_MODE1_DOUT_SCLK_RISING_EDGE; |
whismanoid | 0:80a9add62408 | 533 | |
whismanoid | 0:80a9add62408 | 534 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 535 | // SPI write 16-bit mosiData16 |
whismanoid | 0:80a9add62408 | 536 | SPIoutputCS(0); |
whismanoid | 0:80a9add62408 | 537 | SPIwrite16bits(mosiData16); |
whismanoid | 0:80a9add62408 | 538 | SPIoutputCS(1); |
whismanoid | 0:80a9add62408 | 539 | |
whismanoid | 0:80a9add62408 | 540 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 541 | // success |
whismanoid | 0:80a9add62408 | 542 | return 1; |
whismanoid | 0:80a9add62408 | 543 | } |
whismanoid | 0:80a9add62408 | 544 | |
whismanoid | 0:80a9add62408 | 545 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 546 | // CMD_1111_1xxx_xxxx_xxxx_MODE0_DOUT_SCLK_FALLING_EDGE |
whismanoid | 0:80a9add62408 | 547 | // |
whismanoid | 0:80a9add62408 | 548 | // Mode 0, DOUT clocked out on SCLK’s falling edge (default). |
whismanoid | 0:80a9add62408 | 549 | // @return 1 on success; 0 on failure |
whismanoid | 0:80a9add62408 | 550 | uint8_t MAX5171::MODE0_DOUT_SCLK_FALLING_EDGE(void) |
whismanoid | 0:80a9add62408 | 551 | { |
whismanoid | 0:80a9add62408 | 552 | |
whismanoid | 0:80a9add62408 | 553 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 554 | // Define command code |
whismanoid | 0:80a9add62408 | 555 | uint16_t mosiData16 = CMD_1111_1xxx_xxxx_xxxx_MODE0_DOUT_SCLK_FALLING_EDGE; |
whismanoid | 0:80a9add62408 | 556 | |
whismanoid | 0:80a9add62408 | 557 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 558 | // SPI write 16-bit mosiData16 |
whismanoid | 0:80a9add62408 | 559 | SPIoutputCS(0); |
whismanoid | 0:80a9add62408 | 560 | SPIwrite16bits(mosiData16); |
whismanoid | 0:80a9add62408 | 561 | SPIoutputCS(1); |
whismanoid | 0:80a9add62408 | 562 | |
whismanoid | 0:80a9add62408 | 563 | //---------------------------------------- |
whismanoid | 0:80a9add62408 | 564 | // success |
whismanoid | 0:80a9add62408 | 565 | return 1; |
whismanoid | 0:80a9add62408 | 566 | } |
whismanoid | 0:80a9add62408 | 567 | |
whismanoid | 0:80a9add62408 | 568 | |
whismanoid | 0:80a9add62408 | 569 | // End of file |
whismanoid | 0:80a9add62408 | 570 |