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@dyldonahue
dyldonahue committed Oct 27, 2023
1 parent 6d78c04 commit 9f65292
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Showing 2 changed files with 792 additions and 677 deletions.
78 changes: 42 additions & 36 deletions general/include/ltc68041.h
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Original file line number Diff line number Diff line change
Expand Up @@ -56,8 +56,7 @@ Copyright 2013 Linear Technology Corp. (LTC)
#define LTC_MAX_RETRIES 10
#define LTC_BAD_READ 0xFEEEEEEE

typedef struct
{
typedef struct {
SPI_HandleTypeDef *spi;
GPIO_TypeDef *gpio;
uint8_t cs_pin;
Expand All @@ -78,7 +77,8 @@ void generate_crc15_table()
for (int bit = 8; bit > 0; --bit)
{
if ((remainder & 0x4000) > 0)//equivalent to remainder & 2^14 simply check for MSB
if ((remainder & 0x4000) > 0)//equivalent to remainder & 2^14 simply
check for MSB
{
remainder = ((remainder << 1)) ;
remainder = (remainder ^ 0x4599);
Expand All @@ -95,32 +95,37 @@ void generate_crc15_table()
}
*/

static const unsigned int crc15Table[256] = {0x0,0xc599, 0xceab, 0xb32, 0xd8cf, 0x1d56, 0x1664, 0xd3fd, 0xf407, 0x319e, 0x3aac, //!<precomputed CRC15 Table
0xff35, 0x2cc8, 0xe951, 0xe263, 0x27fa, 0xad97, 0x680e, 0x633c, 0xa6a5, 0x7558, 0xb0c1,
0xbbf3, 0x7e6a, 0x5990, 0x9c09, 0x973b, 0x52a2, 0x815f, 0x44c6, 0x4ff4, 0x8a6d, 0x5b2e,
0x9eb7, 0x9585, 0x501c, 0x83e1, 0x4678, 0x4d4a, 0x88d3, 0xaf29, 0x6ab0, 0x6182, 0xa41b,
0x77e6, 0xb27f, 0xb94d, 0x7cd4, 0xf6b9, 0x3320, 0x3812, 0xfd8b, 0x2e76, 0xebef, 0xe0dd,
0x2544, 0x2be, 0xc727, 0xcc15, 0x98c, 0xda71, 0x1fe8, 0x14da, 0xd143, 0xf3c5, 0x365c,
0x3d6e, 0xf8f7,0x2b0a, 0xee93, 0xe5a1, 0x2038, 0x7c2, 0xc25b, 0xc969, 0xcf0, 0xdf0d,
0x1a94, 0x11a6, 0xd43f, 0x5e52, 0x9bcb, 0x90f9, 0x5560, 0x869d, 0x4304, 0x4836, 0x8daf,
0xaa55, 0x6fcc, 0x64fe, 0xa167, 0x729a, 0xb703, 0xbc31, 0x79a8, 0xa8eb, 0x6d72, 0x6640,
0xa3d9, 0x7024, 0xb5bd, 0xbe8f, 0x7b16, 0x5cec, 0x9975, 0x9247, 0x57de, 0x8423, 0x41ba,
0x4a88, 0x8f11, 0x57c, 0xc0e5, 0xcbd7, 0xe4e, 0xddb3, 0x182a, 0x1318, 0xd681, 0xf17b,
0x34e2, 0x3fd0, 0xfa49, 0x29b4, 0xec2d, 0xe71f, 0x2286, 0xa213, 0x678a, 0x6cb8, 0xa921,
0x7adc, 0xbf45, 0xb477, 0x71ee, 0x5614, 0x938d, 0x98bf, 0x5d26, 0x8edb, 0x4b42, 0x4070,
0x85e9, 0xf84, 0xca1d, 0xc12f, 0x4b6, 0xd74b, 0x12d2, 0x19e0, 0xdc79, 0xfb83, 0x3e1a, 0x3528,
0xf0b1, 0x234c, 0xe6d5, 0xede7, 0x287e, 0xf93d, 0x3ca4, 0x3796, 0xf20f, 0x21f2, 0xe46b, 0xef59,
0x2ac0, 0xd3a, 0xc8a3, 0xc391, 0x608, 0xd5f5, 0x106c, 0x1b5e, 0xdec7, 0x54aa, 0x9133, 0x9a01,
0x5f98, 0x8c65, 0x49fc, 0x42ce, 0x8757, 0xa0ad, 0x6534, 0x6e06, 0xab9f, 0x7862, 0xbdfb, 0xb6c9,
0x7350, 0x51d6, 0x944f, 0x9f7d, 0x5ae4, 0x8919, 0x4c80, 0x47b2, 0x822b, 0xa5d1, 0x6048, 0x6b7a,
0xaee3, 0x7d1e, 0xb887, 0xb3b5, 0x762c, 0xfc41, 0x39d8, 0x32ea, 0xf773, 0x248e, 0xe117, 0xea25,
0x2fbc, 0x846, 0xcddf, 0xc6ed, 0x374, 0xd089, 0x1510, 0x1e22, 0xdbbb, 0xaf8, 0xcf61, 0xc453,
0x1ca, 0xd237, 0x17ae, 0x1c9c, 0xd905, 0xfeff, 0x3b66, 0x3054, 0xf5cd, 0x2630, 0xe3a9, 0xe89b,
0x2d02, 0xa76f, 0x62f6, 0x69c4, 0xac5d, 0x7fa0, 0xba39, 0xb10b, 0x7492, 0x5368, 0x96f1, 0x9dc3,
0x585a, 0x8ba7, 0x4e3e, 0x450c, 0x8095
};


static const unsigned int crc15Table[256] = {
0x0, 0xc599, 0xceab, 0xb32, 0xd8cf, 0x1d56, 0x1664, 0xd3fd, 0xf407,
0x319e, 0x3aac, //!< precomputed CRC15 Table
0xff35, 0x2cc8, 0xe951, 0xe263, 0x27fa, 0xad97, 0x680e, 0x633c, 0xa6a5,
0x7558, 0xb0c1, 0xbbf3, 0x7e6a, 0x5990, 0x9c09, 0x973b, 0x52a2, 0x815f,
0x44c6, 0x4ff4, 0x8a6d, 0x5b2e, 0x9eb7, 0x9585, 0x501c, 0x83e1, 0x4678,
0x4d4a, 0x88d3, 0xaf29, 0x6ab0, 0x6182, 0xa41b, 0x77e6, 0xb27f, 0xb94d,
0x7cd4, 0xf6b9, 0x3320, 0x3812, 0xfd8b, 0x2e76, 0xebef, 0xe0dd, 0x2544,
0x2be, 0xc727, 0xcc15, 0x98c, 0xda71, 0x1fe8, 0x14da, 0xd143, 0xf3c5,
0x365c, 0x3d6e, 0xf8f7, 0x2b0a, 0xee93, 0xe5a1, 0x2038, 0x7c2, 0xc25b,
0xc969, 0xcf0, 0xdf0d, 0x1a94, 0x11a6, 0xd43f, 0x5e52, 0x9bcb, 0x90f9,
0x5560, 0x869d, 0x4304, 0x4836, 0x8daf, 0xaa55, 0x6fcc, 0x64fe, 0xa167,
0x729a, 0xb703, 0xbc31, 0x79a8, 0xa8eb, 0x6d72, 0x6640, 0xa3d9, 0x7024,
0xb5bd, 0xbe8f, 0x7b16, 0x5cec, 0x9975, 0x9247, 0x57de, 0x8423, 0x41ba,
0x4a88, 0x8f11, 0x57c, 0xc0e5, 0xcbd7, 0xe4e, 0xddb3, 0x182a, 0x1318,
0xd681, 0xf17b, 0x34e2, 0x3fd0, 0xfa49, 0x29b4, 0xec2d, 0xe71f, 0x2286,
0xa213, 0x678a, 0x6cb8, 0xa921, 0x7adc, 0xbf45, 0xb477, 0x71ee, 0x5614,
0x938d, 0x98bf, 0x5d26, 0x8edb, 0x4b42, 0x4070, 0x85e9, 0xf84, 0xca1d,
0xc12f, 0x4b6, 0xd74b, 0x12d2, 0x19e0, 0xdc79, 0xfb83, 0x3e1a, 0x3528,
0xf0b1, 0x234c, 0xe6d5, 0xede7, 0x287e, 0xf93d, 0x3ca4, 0x3796, 0xf20f,
0x21f2, 0xe46b, 0xef59, 0x2ac0, 0xd3a, 0xc8a3, 0xc391, 0x608, 0xd5f5,
0x106c, 0x1b5e, 0xdec7, 0x54aa, 0x9133, 0x9a01, 0x5f98, 0x8c65, 0x49fc,
0x42ce, 0x8757, 0xa0ad, 0x6534, 0x6e06, 0xab9f, 0x7862, 0xbdfb, 0xb6c9,
0x7350, 0x51d6, 0x944f, 0x9f7d, 0x5ae4, 0x8919, 0x4c80, 0x47b2, 0x822b,
0xa5d1, 0x6048, 0x6b7a, 0xaee3, 0x7d1e, 0xb887, 0xb3b5, 0x762c, 0xfc41,
0x39d8, 0x32ea, 0xf773, 0x248e, 0xe117, 0xea25, 0x2fbc, 0x846, 0xcddf,
0xc6ed, 0x374, 0xd089, 0x1510, 0x1e22, 0xdbbb, 0xaf8, 0xcf61, 0xc453,
0x1ca, 0xd237, 0x17ae, 0x1c9c, 0xd905, 0xfeff, 0x3b66, 0x3054, 0xf5cd,
0x2630, 0xe3a9, 0xe89b, 0x2d02, 0xa76f, 0x62f6, 0x69c4, 0xac5d, 0x7fa0,
0xba39, 0xb10b, 0x7492, 0x5368, 0x96f1, 0x9dc3, 0x585a, 0x8ba7, 0x4e3e,
0x450c, 0x8095};

/*!
Expand All @@ -134,7 +139,6 @@ static const unsigned int crc15Table[256] = {0x0,0xc599, 0xceab, 0xb32, 0xd8cf,
#define MD_NORMAL 2
#define MD_FILTERED 3


/*!
|CH | Dec | Channels to convert |
|---|------|---------------------|
Expand All @@ -155,7 +159,6 @@ static const unsigned int crc15Table[256] = {0x0,0xc599, 0xceab, 0xb32, 0xd8cf,
#define CELL_CH_5and11 5
#define CELL_CH_6and12 6


/*!
|CHG | Dec |Channels to convert |
Expand All @@ -177,7 +180,7 @@ static const unsigned int crc15Table[256] = {0x0,0xc599, 0xceab, 0xb32, 0xd8cf,
#define AUX_CH_GPIO5 5
#define AUX_CH_VREF2 6

//uint8_t CHG = 0; //!< aux channels to be converted
// uint8_t CHG = 0; //!< aux channels to be converted
/*!****************************************************
\brief Controls if Discharging transitors are enabled
or disabled during Cell conversions.
Expand All @@ -191,19 +194,22 @@ static const unsigned int crc15Table[256] = {0x0,0xc599, 0xceab, 0xb32, 0xd8cf,
#define DCP_DISABLED 0
#define DCP_ENABLED 1

void LTC6804_initialize(SPI_HandleTypeDef *hspi, GPIO_TypeDef *hgpio, uint8_t cs_pin);
void LTC6804_initialize(SPI_HandleTypeDef *hspi, GPIO_TypeDef *hgpio,
uint8_t cs_pin);

void set_adc(uint8_t MD, uint8_t DCP, uint8_t CH, uint8_t CHG);

void LTC6804_adcv(ltc_config *config);

void LTC6804_adax(ltc_config *config);

uint8_t LTC6804_rdcv(ltc_config *config, uint8_t reg, uint8_t total_ic, uint16_t cell_codes[][12]);
uint8_t LTC6804_rdcv(ltc_config *config, uint8_t reg, uint8_t total_ic,
uint16_t cell_codes[][12]);

int8_t LTC6804_rdaux(ltc_config *config, uint8_t reg, uint8_t nIC, uint16_t aux_codes[][6]);
int8_t LTC6804_rdaux(ltc_config *config, uint8_t reg, uint8_t nIC,
uint16_t aux_codes[][6]);

void LTC6804_wrcfg(ltc_config *config, uint8_t nIC,uint8_t data_config[][6]);
void LTC6804_wrcfg(ltc_config *config, uint8_t nIC, uint8_t data_config[][6]);

int8_t LTC6804_rdcfg(ltc_config *config, uint8_t nIC, uint8_t r_config[][8]);

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