APS Lab / Mbed OS BMS_3029

LTC6811 Battery Management System with ADuCM3029.

LTC6811.cpp@1:4dd3e328a30b, 2018-02-09 (annotated)

Committer:
APS_Lab
Date:
Fri Feb 09 04:43:04 2018 +0000
Revision:
1:4dd3e328a30b
Parent:
0:f06ed53310a3 
Improved for SPI.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
APS_Lab 0:f06ed53310a3 1 /*
APS_Lab 0:f06ed53310a3 2 LTC6811-1: Multicell Battery Monitor
APS_Lab 0:f06ed53310a3 3 LTC6811.cpp
APS_Lab 0:f06ed53310a3 4 */
APS_Lab 0:f06ed53310a3 5
APS_Lab 0:f06ed53310a3 6 #include "mbed.h"
APS_Lab 0:f06ed53310a3 7 #include "LTC681x.h"
APS_Lab 0:f06ed53310a3 8 #include "LTC6811.h"
APS_Lab 0:f06ed53310a3 9
APS_Lab 0:f06ed53310a3 10
APS_Lab 0:f06ed53310a3 11 void LTC6811_init_reg_limits(uint8_t total_ic, cell_asic ic[])
APS_Lab 0:f06ed53310a3 12 {
APS_Lab 0:f06ed53310a3 13 for (uint8_t cic=0; cic<total_ic; cic++)
APS_Lab 0:f06ed53310a3 14 {
APS_Lab 0:f06ed53310a3 15 ic[cic].ic_reg.cell_channels=12;
APS_Lab 0:f06ed53310a3 16 ic[cic].ic_reg.stat_channels=4;
APS_Lab 0:f06ed53310a3 17 ic[cic].ic_reg.aux_channels=6;
APS_Lab 0:f06ed53310a3 18 ic[cic].ic_reg.num_cv_reg=4;
APS_Lab 0:f06ed53310a3 19 ic[cic].ic_reg.num_gpio_reg=2;
APS_Lab 0:f06ed53310a3 20 ic[cic].ic_reg.num_stat_reg=3;
APS_Lab 0:f06ed53310a3 21 }
APS_Lab 0:f06ed53310a3 22 }
APS_Lab 0:f06ed53310a3 23
APS_Lab 0:f06ed53310a3 24 /*
APS_Lab 0:f06ed53310a3 25 Starts cell voltage conversion
APS_Lab 0:f06ed53310a3 26 */
APS_Lab 0:f06ed53310a3 27 void LTC6811_adcv(
APS_Lab 0:f06ed53310a3 28 uint8_t MD, //ADC Mode
APS_Lab 0:f06ed53310a3 29 uint8_t DCP, //Discharge Permit
APS_Lab 0:f06ed53310a3 30 uint8_t CH //Cell Channels to be measured
APS_Lab 0:f06ed53310a3 31 )
APS_Lab 0:f06ed53310a3 32 {
APS_Lab 0:f06ed53310a3 33 LTC681x_adcv(MD,DCP,CH);
APS_Lab 0:f06ed53310a3 34 }
APS_Lab 0:f06ed53310a3 35
APS_Lab 0:f06ed53310a3 36 //Starts cell voltage and SOC conversion
APS_Lab 0:f06ed53310a3 37 void LTC6811_adcvsc(
APS_Lab 0:f06ed53310a3 38 uint8_t MD, //ADC Mode
APS_Lab 0:f06ed53310a3 39 uint8_t DCP //Discharge Permit
APS_Lab 0:f06ed53310a3 40 )
APS_Lab 0:f06ed53310a3 41 {
APS_Lab 0:f06ed53310a3 42 LTC681x_adcvsc(MD,DCP);
APS_Lab 0:f06ed53310a3 43 }
APS_Lab 0:f06ed53310a3 44
APS_Lab 0:f06ed53310a3 45 // Starts cell voltage and GPIO 1&2 conversion
APS_Lab 0:f06ed53310a3 46 void LTC6811_adcvax(
APS_Lab 0:f06ed53310a3 47 uint8_t MD, //ADC Mode
APS_Lab 0:f06ed53310a3 48 uint8_t DCP //Discharge Permit
APS_Lab 0:f06ed53310a3 49 )
APS_Lab 0:f06ed53310a3 50 {
APS_Lab 0:f06ed53310a3 51 LTC681x_adcvax(MD,DCP);
APS_Lab 0:f06ed53310a3 52 }
APS_Lab 0:f06ed53310a3 53
APS_Lab 0:f06ed53310a3 54 //Starts cell voltage overlap conversion
APS_Lab 0:f06ed53310a3 55 void LTC6811_adol(
APS_Lab 0:f06ed53310a3 56 uint8_t MD, //ADC Mode
APS_Lab 0:f06ed53310a3 57 uint8_t DCP //Discharge Permit
APS_Lab 0:f06ed53310a3 58 )
APS_Lab 0:f06ed53310a3 59 {
APS_Lab 0:f06ed53310a3 60 LTC681x_adol(MD,DCP);
APS_Lab 0:f06ed53310a3 61 }
APS_Lab 0:f06ed53310a3 62
APS_Lab 0:f06ed53310a3 63 //Starts cell voltage self test conversion
APS_Lab 0:f06ed53310a3 64 void LTC6811_cvst(
APS_Lab 0:f06ed53310a3 65 uint8_t MD, //ADC Mode
APS_Lab 0:f06ed53310a3 66 uint8_t ST //Self Test
APS_Lab 0:f06ed53310a3 67 )
APS_Lab 0:f06ed53310a3 68 {
APS_Lab 0:f06ed53310a3 69 LTC681x_cvst(MD,ST);
APS_Lab 0:f06ed53310a3 70 }
APS_Lab 0:f06ed53310a3 71
APS_Lab 0:f06ed53310a3 72 //Start an Auxiliary Register Self Test Conversion
APS_Lab 0:f06ed53310a3 73 void LTC6811_axst(
APS_Lab 0:f06ed53310a3 74 uint8_t MD, //ADC Mode
APS_Lab 0:f06ed53310a3 75 uint8_t ST //Self Test
APS_Lab 0:f06ed53310a3 76 )
APS_Lab 0:f06ed53310a3 77 {
APS_Lab 0:f06ed53310a3 78 LTC681x_axst(MD,ST);
APS_Lab 0:f06ed53310a3 79 }
APS_Lab 0:f06ed53310a3 80
APS_Lab 0:f06ed53310a3 81 //Start a Status Register Self Test Conversion
APS_Lab 0:f06ed53310a3 82 void LTC6811_statst(
APS_Lab 0:f06ed53310a3 83 uint8_t MD, //ADC Mode
APS_Lab 0:f06ed53310a3 84 uint8_t ST //Self Test
APS_Lab 0:f06ed53310a3 85 )
APS_Lab 0:f06ed53310a3 86 {
APS_Lab 0:f06ed53310a3 87 LTC681x_statst(MD,ST);
APS_Lab 0:f06ed53310a3 88 }
APS_Lab 0:f06ed53310a3 89
APS_Lab 0:f06ed53310a3 90 //Sends the poll adc command
APS_Lab 0:f06ed53310a3 91 uint8_t LTC6811_pladc()
APS_Lab 0:f06ed53310a3 92 {
APS_Lab 0:f06ed53310a3 93 return(LTC681x_pladc());
APS_Lab 0:f06ed53310a3 94 }
APS_Lab 0:f06ed53310a3 95
APS_Lab 0:f06ed53310a3 96 //This function will block operation until the ADC has finished it's conversion
APS_Lab 0:f06ed53310a3 97 uint32_t LTC6811_pollAdc()
APS_Lab 0:f06ed53310a3 98 {
APS_Lab 0:f06ed53310a3 99 return(LTC681x_pollAdc());
APS_Lab 0:f06ed53310a3 100 }
APS_Lab 0:f06ed53310a3 101
APS_Lab 0:f06ed53310a3 102 //Start a GPIO and Vref2 Conversion
APS_Lab 0:f06ed53310a3 103 void LTC6811_adax(
APS_Lab 0:f06ed53310a3 104 uint8_t MD, //ADC Mode
APS_Lab 0:f06ed53310a3 105 uint8_t CHG //GPIO Channels to be measured)
APS_Lab 0:f06ed53310a3 106 )
APS_Lab 0:f06ed53310a3 107 {
APS_Lab 0:f06ed53310a3 108 LTC681x_adax(MD,CHG);
APS_Lab 0:f06ed53310a3 109 }
APS_Lab 0:f06ed53310a3 110
APS_Lab 0:f06ed53310a3 111 //Start an GPIO Redundancy test
APS_Lab 0:f06ed53310a3 112 void LTC6811_adaxd(
APS_Lab 0:f06ed53310a3 113 uint8_t MD, //ADC Mode
APS_Lab 0:f06ed53310a3 114 uint8_t CHG //GPIO Channels to be measured)
APS_Lab 0:f06ed53310a3 115 )
APS_Lab 0:f06ed53310a3 116 {
APS_Lab 0:f06ed53310a3 117 LTC681x_adaxd(MD,CHG);
APS_Lab 0:f06ed53310a3 118 }
APS_Lab 0:f06ed53310a3 119
APS_Lab 0:f06ed53310a3 120 //Start a Status ADC Conversion
APS_Lab 0:f06ed53310a3 121 void LTC6811_adstat(
APS_Lab 0:f06ed53310a3 122 uint8_t MD, //ADC Mode
APS_Lab 0:f06ed53310a3 123 uint8_t CHST //GPIO Channels to be measured
APS_Lab 0:f06ed53310a3 124 )
APS_Lab 0:f06ed53310a3 125 {
APS_Lab 0:f06ed53310a3 126 LTC681x_adstat(MD,CHST);
APS_Lab 0:f06ed53310a3 127 }
APS_Lab 0:f06ed53310a3 128
APS_Lab 0:f06ed53310a3 129 // Start a Status register redundancy test Conversion
APS_Lab 0:f06ed53310a3 130 void LTC6811_adstatd(
APS_Lab 0:f06ed53310a3 131 uint8_t MD, //ADC Mode
APS_Lab 0:f06ed53310a3 132 uint8_t CHST //GPIO Channels to be measured
APS_Lab 0:f06ed53310a3 133 )
APS_Lab 0:f06ed53310a3 134 {
APS_Lab 0:f06ed53310a3 135 LTC681x_adstatd(MD,CHST);
APS_Lab 0:f06ed53310a3 136 }
APS_Lab 0:f06ed53310a3 137
APS_Lab 0:f06ed53310a3 138
APS_Lab 0:f06ed53310a3 139 // Start an open wire Conversion
APS_Lab 0:f06ed53310a3 140 void LTC6811_adow(
APS_Lab 0:f06ed53310a3 141 uint8_t MD, //ADC Mode
APS_Lab 0:f06ed53310a3 142 uint8_t PUP //Discharge Permit
APS_Lab 0:f06ed53310a3 143 )
APS_Lab 0:f06ed53310a3 144 {
APS_Lab 0:f06ed53310a3 145 LTC681x_adow(MD,PUP);
APS_Lab 0:f06ed53310a3 146 }
APS_Lab 0:f06ed53310a3 147
APS_Lab 0:f06ed53310a3 148 // Reads and parses the LTC6811 cell voltage registers.
APS_Lab 0:f06ed53310a3 149 uint8_t LTC6811_rdcv(uint8_t reg, // Controls which cell voltage register is read back.
APS_Lab 0:f06ed53310a3 150 uint8_t total_ic, // the number of ICs in the system
APS_Lab 0:f06ed53310a3 151 cell_asic ic[] // Array of the parsed cell codes
APS_Lab 0:f06ed53310a3 152 )
APS_Lab 0:f06ed53310a3 153 {
APS_Lab 0:f06ed53310a3 154
APS_Lab 0:f06ed53310a3 155 int8_t pec_error = 0;
APS_Lab 0:f06ed53310a3 156 pec_error = LTC681x_rdcv(reg,total_ic,ic);
APS_Lab 0:f06ed53310a3 157 return(pec_error);
APS_Lab 0:f06ed53310a3 158 }
APS_Lab 0:f06ed53310a3 159
APS_Lab 0:f06ed53310a3 160 /*
APS_Lab 0:f06ed53310a3 161 The function is used
APS_Lab 0:f06ed53310a3 162 to read the parsed GPIO codes of the LTC6811. This function will send the requested
APS_Lab 0:f06ed53310a3 163 read commands parse the data and store the gpio voltages in aux_codes variable
APS_Lab 0:f06ed53310a3 164 */
APS_Lab 0:f06ed53310a3 165 int8_t LTC6811_rdaux(uint8_t reg, //Determines which GPIO voltage register is read back.
APS_Lab 0:f06ed53310a3 166 uint8_t total_ic,//the number of ICs in the system
APS_Lab 0:f06ed53310a3 167 cell_asic ic[]//A two dimensional array of the gpio voltage codes.
APS_Lab 0:f06ed53310a3 168 )
APS_Lab 0:f06ed53310a3 169 {
APS_Lab 0:f06ed53310a3 170 int8_t pec_error = 0;
APS_Lab 0:f06ed53310a3 171 LTC681x_rdaux(reg,total_ic,ic);
APS_Lab 0:f06ed53310a3 172 return (pec_error);
APS_Lab 0:f06ed53310a3 173 }
APS_Lab 0:f06ed53310a3 174
APS_Lab 0:f06ed53310a3 175 /*
APS_Lab 0:f06ed53310a3 176 Reads and parses the LTC6811 stat registers.
APS_Lab 0:f06ed53310a3 177 The function is used
APS_Lab 0:f06ed53310a3 178 to read the parsed stat codes of the LTC6811. This function will send the requested
APS_Lab 0:f06ed53310a3 179 read commands parse the data and store the stat voltages in stat_codes variable
APS_Lab 0:f06ed53310a3 180 */
APS_Lab 0:f06ed53310a3 181 int8_t LTC6811_rdstat(uint8_t reg, //Determines which Stat register is read back.
APS_Lab 0:f06ed53310a3 182 uint8_t total_ic,//the number of ICs in the system
APS_Lab 0:f06ed53310a3 183 cell_asic ic[]
APS_Lab 0:f06ed53310a3 184 )
APS_Lab 0:f06ed53310a3 185 {
APS_Lab 0:f06ed53310a3 186 int8_t pec_error = 0;
APS_Lab 0:f06ed53310a3 187 pec_error = LTC681x_rdstat(reg,total_ic,ic);
APS_Lab 0:f06ed53310a3 188 return (pec_error);
APS_Lab 0:f06ed53310a3 189 }
APS_Lab 0:f06ed53310a3 190
APS_Lab 0:f06ed53310a3 191 /*
APS_Lab 0:f06ed53310a3 192 The command clears the cell voltage registers and intiallizes
APS_Lab 0:f06ed53310a3 193 all values to 1. The register will read back hexadecimal 0xFF
APS_Lab 0:f06ed53310a3 194 after the command is sent.
APS_Lab 0:f06ed53310a3 195 */
APS_Lab 0:f06ed53310a3 196 void LTC6811_clrcell()
APS_Lab 0:f06ed53310a3 197 {
APS_Lab 0:f06ed53310a3 198 LTC681x_clrcell();
APS_Lab 0:f06ed53310a3 199 }
APS_Lab 0:f06ed53310a3 200
APS_Lab 0:f06ed53310a3 201 /*
APS_Lab 0:f06ed53310a3 202 The command clears the Auxiliary registers and initializes
APS_Lab 0:f06ed53310a3 203 all values to 1. The register will read back hexadecimal 0xFF
APS_Lab 0:f06ed53310a3 204 after the command is sent.
APS_Lab 0:f06ed53310a3 205 */
APS_Lab 0:f06ed53310a3 206 void LTC6811_clraux()
APS_Lab 0:f06ed53310a3 207 {
APS_Lab 0:f06ed53310a3 208 LTC681x_clraux();
APS_Lab 0:f06ed53310a3 209 }
APS_Lab 0:f06ed53310a3 210
APS_Lab 0:f06ed53310a3 211 /*
APS_Lab 0:f06ed53310a3 212 The command clears the Stat registers and intiallizes
APS_Lab 0:f06ed53310a3 213 all values to 1. The register will read back hexadecimal 0xFF
APS_Lab 0:f06ed53310a3 214 after the command is sent.
APS_Lab 0:f06ed53310a3 215
APS_Lab 0:f06ed53310a3 216 */
APS_Lab 0:f06ed53310a3 217 void LTC6811_clrstat()
APS_Lab 0:f06ed53310a3 218 {
APS_Lab 0:f06ed53310a3 219 LTC681x_clrstat();
APS_Lab 0:f06ed53310a3 220 }
APS_Lab 0:f06ed53310a3 221
APS_Lab 0:f06ed53310a3 222 /*
APS_Lab 0:f06ed53310a3 223 The command clears the Sctrl registers and initializes
APS_Lab 0:f06ed53310a3 224 all values to 0. The register will read back hexadecimal 0x00
APS_Lab 0:f06ed53310a3 225 after the command is sent.
APS_Lab 0:f06ed53310a3 226 */
APS_Lab 0:f06ed53310a3 227 void LTC6811_clrsctrl()
APS_Lab 0:f06ed53310a3 228 {
APS_Lab 0:f06ed53310a3 229 LTC681x_clrsctrl();
APS_Lab 0:f06ed53310a3 230 }
APS_Lab 0:f06ed53310a3 231
APS_Lab 0:f06ed53310a3 232 //Starts the Mux Decoder diagnostic self test
APS_Lab 0:f06ed53310a3 233 void LTC6811_diagn()
APS_Lab 0:f06ed53310a3 234 {
APS_Lab 0:f06ed53310a3 235 LTC681x_diagn();
APS_Lab 0:f06ed53310a3 236 }
APS_Lab 0:f06ed53310a3 237
APS_Lab 0:f06ed53310a3 238 /*
APS_Lab 0:f06ed53310a3 239 This command will write the configuration registers of the LTC6811-1s
APS_Lab 0:f06ed53310a3 240 connected in a daisy chain stack. The configuration is written in descending
APS_Lab 0:f06ed53310a3 241 order so the last device's configuration is written first.
APS_Lab 0:f06ed53310a3 242 */
APS_Lab 0:f06ed53310a3 243 void LTC6811_wrcfg(uint8_t total_ic, //The number of ICs being written to
APS_Lab 0:f06ed53310a3 244 cell_asic ic[] //A two dimensional array of the configuration data that will be written
APS_Lab 0:f06ed53310a3 245 )
APS_Lab 0:f06ed53310a3 246 {
APS_Lab 0:f06ed53310a3 247 LTC681x_wrcfg(total_ic,ic);
APS_Lab 0:f06ed53310a3 248 }
APS_Lab 0:f06ed53310a3 249
APS_Lab 0:f06ed53310a3 250
APS_Lab 0:f06ed53310a3 251 /*
APS_Lab 0:f06ed53310a3 252 Reads configuration registers of a LTC6811 daisy chain
APS_Lab 0:f06ed53310a3 253 */
APS_Lab 0:f06ed53310a3 254 int8_t LTC6811_rdcfg(uint8_t total_ic, //Number of ICs in the system
APS_Lab 0:f06ed53310a3 255 cell_asic ic[] //A two dimensional array that the function stores the read configuration data.
APS_Lab 0:f06ed53310a3 256 )
APS_Lab 0:f06ed53310a3 257 {
APS_Lab 0:f06ed53310a3 258 int8_t pec_error = 0;
APS_Lab 0:f06ed53310a3 259 pec_error = LTC681x_rdcfg(total_ic,ic);
APS_Lab 0:f06ed53310a3 260 return(pec_error);
APS_Lab 0:f06ed53310a3 261 }
APS_Lab 0:f06ed53310a3 262
APS_Lab 0:f06ed53310a3 263 /*
APS_Lab 0:f06ed53310a3 264 Writes the pwm registers of a LTC6811 daisy chain
APS_Lab 0:f06ed53310a3 265 */
APS_Lab 0:f06ed53310a3 266 void LTC6811_wrpwm(uint8_t total_ic,
APS_Lab 0:f06ed53310a3 267 uint8_t pwmReg, //The number of ICs being written to
APS_Lab 0:f06ed53310a3 268 cell_asic ic[] //A two dimensional array of the configuration data that will be written
APS_Lab 0:f06ed53310a3 269 )
APS_Lab 0:f06ed53310a3 270 {
APS_Lab 0:f06ed53310a3 271 LTC681x_wrpwm(total_ic,pwmReg,ic);
APS_Lab 0:f06ed53310a3 272 }
APS_Lab 0:f06ed53310a3 273
APS_Lab 0:f06ed53310a3 274
APS_Lab 0:f06ed53310a3 275 /*
APS_Lab 0:f06ed53310a3 276 Reads pwm registers of a LTC6811 daisy chain
APS_Lab 0:f06ed53310a3 277 */
APS_Lab 0:f06ed53310a3 278 int8_t LTC6811_rdpwm(uint8_t total_ic, //Number of ICs in the system
APS_Lab 0:f06ed53310a3 279 uint8_t pwmReg,
APS_Lab 0:f06ed53310a3 280 cell_asic ic[] //A two dimensional array that the function stores the read configuration data.
APS_Lab 0:f06ed53310a3 281 )
APS_Lab 0:f06ed53310a3 282 {
APS_Lab 0:f06ed53310a3 283 int8_t pec_error =0;
APS_Lab 0:f06ed53310a3 284 pec_error = LTC681x_rdpwm(total_ic,pwmReg,ic);
APS_Lab 0:f06ed53310a3 285 return(pec_error);
APS_Lab 0:f06ed53310a3 286 }
APS_Lab 0:f06ed53310a3 287
APS_Lab 0:f06ed53310a3 288 /*
APS_Lab 0:f06ed53310a3 289 Writes the COMM registers of a LTC6811 daisy chain
APS_Lab 0:f06ed53310a3 290 */
APS_Lab 0:f06ed53310a3 291 void LTC6811_wrcomm(uint8_t total_ic, //The number of ICs being written to
APS_Lab 0:f06ed53310a3 292 cell_asic ic[] //A two dimensional array of the comm data that will be written
APS_Lab 0:f06ed53310a3 293 )
APS_Lab 0:f06ed53310a3 294 {
APS_Lab 0:f06ed53310a3 295 LTC681x_wrcomm(total_ic,ic);
APS_Lab 0:f06ed53310a3 296 }
APS_Lab 0:f06ed53310a3 297
APS_Lab 0:f06ed53310a3 298 /*
APS_Lab 0:f06ed53310a3 299 Reads COMM registers of a LTC6811 daisy chain
APS_Lab 0:f06ed53310a3 300 */
APS_Lab 0:f06ed53310a3 301 int8_t LTC6811_rdcomm(uint8_t total_ic, //Number of ICs in the system
APS_Lab 0:f06ed53310a3 302 cell_asic ic[] //A two dimensional array that the function stores the read configuration data.
APS_Lab 0:f06ed53310a3 303 )
APS_Lab 0:f06ed53310a3 304 {
APS_Lab 0:f06ed53310a3 305 int8_t pec_error = 0;
APS_Lab 0:f06ed53310a3 306 LTC681x_rdcomm(total_ic, ic);
APS_Lab 0:f06ed53310a3 307 return(pec_error);
APS_Lab 0:f06ed53310a3 308 }
APS_Lab 0:f06ed53310a3 309
APS_Lab 0:f06ed53310a3 310 /*
APS_Lab 0:f06ed53310a3 311 Shifts data in COMM register out over LTC6811 SPI/I2C port
APS_Lab 0:f06ed53310a3 312 */
APS_Lab 0:f06ed53310a3 313 void LTC6811_stcomm()
APS_Lab 0:f06ed53310a3 314 {
APS_Lab 0:f06ed53310a3 315 LTC681x_stcomm();
APS_Lab 0:f06ed53310a3 316 }
APS_Lab 0:f06ed53310a3 317
APS_Lab 0:f06ed53310a3 318 //Helper function to set discharge bit in CFG register
APS_Lab 0:f06ed53310a3 319 void LTC6811_set_discharge(int Cell, uint8_t total_ic, cell_asic ic[])
APS_Lab 0:f06ed53310a3 320 {
APS_Lab 0:f06ed53310a3 321 for (int i=0; i<total_ic; i++)
APS_Lab 0:f06ed53310a3 322 {
APS_Lab 0:f06ed53310a3 323 if (Cell<9)
APS_Lab 0:f06ed53310a3 324 {
APS_Lab 0:f06ed53310a3 325 ic[i].config.tx_data[4] = ic[i].config.tx_data[4] | (1<<(Cell-1));
APS_Lab 0:f06ed53310a3 326 }
APS_Lab 0:f06ed53310a3 327 else if (Cell < 13)
APS_Lab 0:f06ed53310a3 328 {
APS_Lab 0:f06ed53310a3 329 ic[i].config.tx_data[5] = ic[i].config.tx_data[5] | (1<<(Cell-9));
APS_Lab 0:f06ed53310a3 330 }
APS_Lab 0:f06ed53310a3 331 }
APS_Lab 0:f06ed53310a3 332 }
APS_Lab 0:f06ed53310a3 333
APS_Lab 0:f06ed53310a3 334 // Runs the Digital Filter Self Test
APS_Lab 0:f06ed53310a3 335 int16_t LTC6811_run_cell_adc_st(uint8_t adc_reg,uint8_t total_ic, cell_asic ic[])
APS_Lab 0:f06ed53310a3 336 {
APS_Lab 0:f06ed53310a3 337 int16_t error = 0;
APS_Lab 0:f06ed53310a3 338 error = LTC681x_run_cell_adc_st(adc_reg,total_ic,ic);
APS_Lab 0:f06ed53310a3 339 return(error);
APS_Lab 0:f06ed53310a3 340 }
APS_Lab 0:f06ed53310a3 341
APS_Lab 0:f06ed53310a3 342 //runs the redundancy self test
APS_Lab 0:f06ed53310a3 343 int16_t LTC6811_run_adc_redundancy_st(uint8_t adc_mode, uint8_t adc_reg, uint8_t total_ic, cell_asic ic[])
APS_Lab 0:f06ed53310a3 344 {
APS_Lab 0:f06ed53310a3 345 int16_t error = 0;
APS_Lab 0:f06ed53310a3 346 LTC681x_run_adc_redundancy_st(adc_mode,adc_reg,total_ic,ic);
APS_Lab 0:f06ed53310a3 347 return(error);
APS_Lab 0:f06ed53310a3 348 }
APS_Lab 0:f06ed53310a3 349 //Runs the datasheet algorithm for open wire
APS_Lab 0:f06ed53310a3 350 void LTC6811_run_openwire(uint8_t total_ic, cell_asic ic[])
APS_Lab 0:f06ed53310a3 351 {
APS_Lab 0:f06ed53310a3 352 LTC681x_run_openwire(total_ic,ic);
APS_Lab 0:f06ed53310a3 353 }
APS_Lab 0:f06ed53310a3 354 // Runs the ADC overlap test for the IC
APS_Lab 0:f06ed53310a3 355 uint16_t LTC6811_run_adc_overlap(uint8_t total_ic, cell_asic ic[])
APS_Lab 0:f06ed53310a3 356 {
APS_Lab 0:f06ed53310a3 357 uint16_t error = 0;
APS_Lab 0:f06ed53310a3 358 LTC681x_run_adc_overlap(total_ic, ic);
APS_Lab 0:f06ed53310a3 359 return(error);
APS_Lab 0:f06ed53310a3 360 }
APS_Lab 0:f06ed53310a3 361
APS_Lab 0:f06ed53310a3 362 void LTC6811_max_min(uint8_t total_ic, cell_asic ic_cells[],
APS_Lab 0:f06ed53310a3 363 cell_asic ic_min[],
APS_Lab 0:f06ed53310a3 364 cell_asic ic_max[],
APS_Lab 0:f06ed53310a3 365 cell_asic ic_delta[])
APS_Lab 0:f06ed53310a3 366 {
APS_Lab 0:f06ed53310a3 367 for (int j=0; j < total_ic; j++)
APS_Lab 0:f06ed53310a3 368 {
APS_Lab 0:f06ed53310a3 369 for (int i = 0; i< 12; i++)
APS_Lab 0:f06ed53310a3 370 {
APS_Lab 0:f06ed53310a3 371 if (ic_cells[j].cells.c_codes[i]>ic_max[j].cells.c_codes[i])ic_max[j].cells.c_codes[i]=ic_cells[j].cells.c_codes[i];
APS_Lab 0:f06ed53310a3 372 else if (ic_cells[j].cells.c_codes[i]<ic_min[j].cells.c_codes[i])ic_min[j].cells.c_codes[i]=ic_cells[j].cells.c_codes[i];
APS_Lab 0:f06ed53310a3 373 ic_delta[j].cells.c_codes[i] = ic_max[j].cells.c_codes[i] - ic_min[j].cells.c_codes[i];
APS_Lab 0:f06ed53310a3 374 }
APS_Lab 0:f06ed53310a3 375 }
APS_Lab 0:f06ed53310a3 376
APS_Lab 0:f06ed53310a3 377
APS_Lab 0:f06ed53310a3 378
APS_Lab 0:f06ed53310a3 379
APS_Lab 0:f06ed53310a3 380 }
APS_Lab 0:f06ed53310a3 381
APS_Lab 0:f06ed53310a3 382 void LTC6811_init_max_min(uint8_t total_ic, cell_asic ic[],cell_asic ic_max[],cell_asic ic_min[])
APS_Lab 0:f06ed53310a3 383 {
APS_Lab 0:f06ed53310a3 384 for (int j=0; j < total_ic; j++)
APS_Lab 0:f06ed53310a3 385 {
APS_Lab 0:f06ed53310a3 386 for (int i = 0; i< ic[j].ic_reg.cell_channels; i++)
APS_Lab 0:f06ed53310a3 387 {
APS_Lab 0:f06ed53310a3 388 ic_max[j].cells.c_codes[i]=0;
APS_Lab 0:f06ed53310a3 389 ic_min[j].cells.c_codes[i]=0xFFFF;
APS_Lab 0:f06ed53310a3 390 }
APS_Lab 0:f06ed53310a3 391 }
APS_Lab 0:f06ed53310a3 392
APS_Lab 0:f06ed53310a3 393 }
APS_Lab 0:f06ed53310a3 394
APS_Lab 0:f06ed53310a3 395 //Helper function that increments PEC counters
APS_Lab 0:f06ed53310a3 396 void LTC6811_check_pec(uint8_t total_ic,uint8_t reg, cell_asic ic[])
APS_Lab 0:f06ed53310a3 397 {
APS_Lab 0:f06ed53310a3 398 LTC681x_check_pec(total_ic,reg,ic);
APS_Lab 0:f06ed53310a3 399 }
APS_Lab 0:f06ed53310a3 400
APS_Lab 0:f06ed53310a3 401 //Helper Function to reset PEC counters
APS_Lab 0:f06ed53310a3 402 void LTC6811_reset_crc_count(uint8_t total_ic, cell_asic ic[])
APS_Lab 0:f06ed53310a3 403 {
APS_Lab 0:f06ed53310a3 404 LTC681x_reset_crc_count(total_ic,ic);
APS_Lab 0:f06ed53310a3 405 }
APS_Lab 0:f06ed53310a3 406
APS_Lab 0:f06ed53310a3 407 //Helper function to intialize CFG variables.
APS_Lab 0:f06ed53310a3 408 void LTC6811_init_cfg(uint8_t total_ic, cell_asic ic[])
APS_Lab 0:f06ed53310a3 409 {
APS_Lab 0:f06ed53310a3 410 LTC681x_init_cfg(total_ic,ic);
APS_Lab 0:f06ed53310a3 411 }
APS_Lab 0:f06ed53310a3 412 //Helper function to set CFGR variable
APS_Lab 0:f06ed53310a3 413 void LTC6811_set_cfgr(uint8_t nIC, cell_asic ic[], bool refon, bool adcopt, bool gpio[5],bool dcc[12])
APS_Lab 0:f06ed53310a3 414 {
APS_Lab 0:f06ed53310a3 415 LTC681x_set_cfgr_refon(nIC,ic,refon);
APS_Lab 0:f06ed53310a3 416 LTC681x_set_cfgr_adcopt(nIC,ic,adcopt);
APS_Lab 0:f06ed53310a3 417 LTC681x_set_cfgr_gpio(nIC,ic,gpio);
APS_Lab 0:f06ed53310a3 418 LTC681x_set_cfgr_dis(nIC,ic,dcc);
APS_Lab 0:f06ed53310a3 419 }
APS_Lab 0:f06ed53310a3 420 //Helper function to set the REFON bit
APS_Lab 0:f06ed53310a3 421 void LTC6811_set_cfgr_refon(uint8_t nIC, cell_asic ic[], bool refon)
APS_Lab 0:f06ed53310a3 422 {
APS_Lab 0:f06ed53310a3 423 LTC681x_set_cfgr_refon(nIC,ic,refon);
APS_Lab 0:f06ed53310a3 424 }
APS_Lab 0:f06ed53310a3 425 //Helper function to set the adcopt bit
APS_Lab 0:f06ed53310a3 426 void LTC6811_set_cfgr_adcopt(uint8_t nIC, cell_asic ic[], bool adcopt)
APS_Lab 0:f06ed53310a3 427 {
APS_Lab 0:f06ed53310a3 428 LTC681x_set_cfgr_adcopt(nIC,ic,adcopt);
APS_Lab 0:f06ed53310a3 429 }
APS_Lab 0:f06ed53310a3 430 //Helper function to set GPIO bits
APS_Lab 0:f06ed53310a3 431 void LTC6811_set_cfgr_gpio(uint8_t nIC, cell_asic ic[],bool gpio[5])
APS_Lab 0:f06ed53310a3 432 {
APS_Lab 0:f06ed53310a3 433 LTC681x_set_cfgr_gpio(nIC,ic,gpio);
APS_Lab 0:f06ed53310a3 434 }
APS_Lab 0:f06ed53310a3 435 //Helper function to control discharge
APS_Lab 0:f06ed53310a3 436 void LTC6811_set_cfgr_dis(uint8_t nIC, cell_asic ic[],bool dcc[12])
APS_Lab 0:f06ed53310a3 437 {
APS_Lab 0:f06ed53310a3 438 LTC681x_set_cfgr_dis(nIC,ic,dcc);
APS_Lab 0:f06ed53310a3 439 }
APS_Lab 0:f06ed53310a3 440 //Helper Function to set uv value in CFG register
APS_Lab 0:f06ed53310a3 441 void LTC6811_set_cfgr_uv(uint8_t nIC, cell_asic ic[],uint16_t uv)
APS_Lab 0:f06ed53310a3 442 {
APS_Lab 0:f06ed53310a3 443 LTC681x_set_cfgr_uv(nIC, ic, uv);
APS_Lab 0:f06ed53310a3 444 }
APS_Lab 0:f06ed53310a3 445 //helper function to set OV value in CFG register
APS_Lab 0:f06ed53310a3 446 void LTC6811_set_cfgr_ov(uint8_t nIC, cell_asic ic[],uint16_t ov)
APS_Lab 0:f06ed53310a3 447 {
APS_Lab 0:f06ed53310a3 448 LTC681x_set_cfgr_ov( nIC, ic, ov);
APS_Lab 0:f06ed53310a3 449 }