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gw485.h
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#include "esphome.h"
/*
v2 Test/Dev RS485 code both L01/L02 Pylon protocols. Do not use prior extensive testing
Pre-set to 24V 8S cell configuration
*/
char header2[] = { 0x7E, 0x32, 0x30, 0x30, 0x32, 0x34, 0x36, 0x30, 0x30 }; //reply
int timeoutcnt = 0;
uint8_t chargeflag = 0xC0;
uint8_t chargeimm = 0x18;
float lastwdt;
float currwdt;
int wdterr = 0;
int looprec = 0;
int activealm = 0;
uint8_t dflag = 0x10; // flag about data & alarms 0x11 data+alms , 0x10 data-alms
uint8_t cc = 0x00; // 00 normal 01 below 02 above
uint8_t pv = 0x00; // 00 normal 01 below 02 above
uint8_t dc = 0x00; // 00 normal 01 below 02 above
uint8_t raddr = 0x02; //0x02
int32_t ovp; //28000
int32_t uvp;
int32_t oct; //100 def
int32_t oct_dis; //100A def
int16_t chv = 3650;
int16_t clv = 3150;
int16_t cav = 3000;
int16_t cellhighestv = 0;
int16_t celllowestv = 0;
int16_t cellhighestn = 0;
int16_t celllowestn = 0;
uint16_t bvolt;
struct Cell {
int16_t voltage;
} cellv[17];
struct Alarm {
uint8_t status1;
uint8_t status2;
uint8_t status3;
uint8_t status4;
uint8_t status5;
} alarms;
struct Alarm62 {
uint8_t status1;
uint8_t status2;
uint8_t status3;
uint8_t status4;
} alarms62;
class gw485 : public PollingComponent, public UARTDevice {
public:
gw485(UARTComponent *parent) : UARTDevice(parent) {}
char loutput[4];
char chksum[4];
char bout[6];
int clearBit(int n, int k) {
return (n & (~(1 << (k-1)))); //k-1: index number of the bit to set
}
int setBit(int n, int k) {
return (n | 1 << (k-1)); //k-1: index number of the bit to set
}
void to_6_bytes(char *out, uint32_t in) { //32
sprintf(out, "%06X", in);
}
void to_4_bytes(char *out, uint16_t in) { //16
sprintf(out, "%04X", in);
}
void to_2_bytes(char *out, uint8_t in) {
sprintf(out, "%02X", in);
}
void to_1_byte(char *out, uint8_t in) {
sprintf(out, "%01X", in);
}
void length_calc(int in, char *out) {
int length = in;
int len = length & 0xF;
len = len + ((length >> 4) & 0xF);
len = len + ((length >> 8) & 0xF);
len = ((~len) & 0xF) + 1;
len = len << 12;
length = ((length + len) & 0xFFFF);
sprintf((char*)(out), "%02X", length);
}
void checksum_calc(char *in, char *out, int sz) {
int lbuf = sz;
int cs1 = 0;
for(int a=1; a<lbuf; a++) {
cs1 = cs1 + (int(in[a]));
}
cs1 = ~cs1;
cs1 &= 0xFFFF;
cs1 += 1;
sprintf((char*)(out), "%02X", cs1);
}
void process_message(uint8_t *buffer, int l){
if(id(bmscomms).state && buffer[0] == 0x7E && buffer[l-1] == 0x0D) {
//zero all alarms
alarms.status1 = 0x00;
alarms.status2 = 0x00;
alarms.status3 = 0x00;
alarms.status4 = 0x00;
alarms.status5 = 0x00;
alarms62.status1 = 0x00;
alarms62.status2 = 0x00;
alarms62.status3 = 0x00;
alarms62.status4 = 0x00;
cc = 0x00; // 00 normal 01 below 02 above
pv = 0x00; // 00 normal 01 below 02 above
dc = 0x00; // 00 normal 01 below 02 above
activealm = 0;
//read cell V
cellv[1].voltage = int(id(cv1).state*1000);
cellv[2].voltage = int(id(cv2).state*1000);
cellv[3].voltage = int(id(cv3).state*1000);
cellv[4].voltage = int(id(cv4).state*1000);
cellv[5].voltage = int(id(cv5).state*1000);
cellv[6].voltage = int(id(cv6).state*1000);
cellv[7].voltage = int(id(cv7).state*1000);
cellv[8].voltage = int(id(cv8).state*1000);
cellhighestv = int(id(maxcellv).state*1000);
celllowestv = int(id(mincellv).state*1000);
bvolt = int(id(bmstv).state*1000);
ovp = int(id(prot_ov).state*1000);
uvp = int(id(prot_uv).state*1000);
if(bvolt <= 24200 || id(caprem).state < 20) {
ESP_LOGD("GW485","BATT VERY LOW CHARGE IMMEDIATELY!");
chargeflag = chargeflag ^ chargeimm;
activealm = 1;
} else if (bvolt > 25800 || id(caprem).state > 20 ) {
chargeflag = 0xC0;
}
//Volt Alm
//ESP_LOGD("GW485","V!!! vb:%d , vt:%d, vl:%d", bvolt, ovp, uvp);
if(bvolt >= ovp) { //high
alarms.status1 = setBit(alarms.status1, 1);
alarms62.status1 = setBit(alarms62.status1, 6);
alarms62.status3 = setBit(alarms62.status3, 8);
pv = 0x02;
activealm = 1;
} else if (bvolt <= uvp){ //low
alarms.status1 = setBit(alarms.status1, 8);
alarms62.status1 = setBit(alarms62.status1, 6);
alarms62.status3 = setBit(alarms62.status3, 7);
pv = 0x01;
activealm = 1;
} else { //ok
alarms.status1 = clearBit(alarms.status1,1);
alarms.status1 = clearBit(alarms.status1,8);
alarms62.status1 = clearBit(alarms62.status1, 6);
alarms62.status3 = clearBit(alarms62.status3, 7);
alarms62.status3 = clearBit(alarms62.status3, 8);
}
//Curr Alm
int32_t current = int(id(bmscurr).state*100); // actual value * 100
//current = 11000;
oct = int(id(prot_ch_oc).state*100);
int16_t oct_n = int(id(prot_ch_oc).state*-100);
oct_dis = int(id(prot_dis_oc).state*100);
if(current > 0 && (current >= oct)) { //chg oc
alarms.status1 = setBit(alarms.status1, 3);
alarms62.status2 = setBit(alarms62.status2, 7);
cc = 0x02;
activealm = 1;
} else if (current < 0 && (current <= oct_n)){ //dis chg oc
alarms.status1 = setBit(alarms.status1, 5);
alarms62.status2 = setBit(alarms62.status2, 6);
chargeflag = clearBit(chargeflag, 7);
dc = 0x02;
activealm = 1;
} else {
alarms.status1 = clearBit(alarms.status1,3);
alarms.status1 = clearBit(alarms.status1,5);
alarms62.status2 = clearBit(alarms62.status2, 6);
alarms62.status2 = clearBit(alarms62.status2, 7);
chargeflag = setBit(chargeflag, 7);
}
//ESP_LOGD("GW485","A!! c:%d , cc:%d, cd:%d", current , oct, oct_dis);
//Tmp Alm
int16_t tt = int(id(bmstmp).state);
int16_t bt = int(id(prot_ch_thigh).state);
int16_t bt_l = int(id(prot_dis_thigh).state)*-1;
int16_t celltavg = (int(id(bmst1).state) + int(id(bmst2).state))/2;
int16_t bt_cl = int(id(prot_ch_tlow).state);
//celltavg = 61;
if(tt >= bt) { //chg
alarms.status1 = setBit(alarms.status1, 7);
alarms62.status1 = setBit(alarms62.status1, 2);
alarms62.status3 = setBit(alarms62.status3, 2);
activealm = 1;
} else if (tt <= bt_l) { //dis chg
alarms.status1 = setBit(alarms.status1, 6);
activealm = 1;
} else {
alarms.status1 = clearBit(alarms.status1,7);
alarms.status1 = clearBit(alarms.status1,6);
alarms62.status1 = clearBit(alarms62.status1, 2);
alarms62.status3 = clearBit(alarms62.status3, 2);
}
if(celltavg >= bt) { //chg high temp
alarms62.status1 = setBit(alarms62.status1, 4);
alarms62.status3 = setBit(alarms62.status3, 4);
activealm = 1;
} else if (celltavg <= bt_cl) { //chg low temp
alarms62.status1 = setBit(alarms62.status1, 3);
alarms62.status3 = setBit(alarms62.status3, 3);
activealm = 1;
} else {
alarms62.status1 = clearBit(alarms62.status1, 3);
alarms62.status1 = clearBit(alarms62.status1, 4);
alarms62.status3 = clearBit(alarms62.status3, 3);
alarms62.status3 = clearBit(alarms62.status3, 4);
}
//SOC
int16_t soc = (int(id(caprem).state)) + 10; //90% add up to 100%
int32_t totalccc = int(id(totalcc).state);
int32_t avgcc = totalccc;
//ESP_LOGD("GW485","SOC:%d, +:%d", int(id(caprem).state), soc);
if(activealm == 1) {
//ESP_LOGD("GW485","THERE ARE ALARMS!!!!");
//ESP_LOGD("GW485","ALARM BITS, 44 s1:%d, s4:%d, dflag: %d", alarms.status1, alarms.status4, dflag);
//ESP_LOGD("GW485","ALARM BITS, 62 s1:%d, s2:%d s3:%d s4:%d", alarms62.status1, alarms62.status2, alarms62.status3, alarms62.status4 );
dflag = setBit(dflag,1);
ESP_LOGD("GW485","A!! Bvolt:%d , curr:%d, dflag:%d, almb:%d, cc:%d, mv:%d, dc:%d", bvolt,current, dflag, alarms.status1, cc, pv, dc);
} else {
dflag = clearBit(dflag,1);
}
//Update error loop cntr
currwdt = id(wdtrt).state;
if(looprec == 0) {
lastwdt = currwdt;
}
looprec++;
if(looprec >= 240) {
if(currwdt == lastwdt) {
id(bmshtr).toggle();
}
looprec = 0;
}
std::string addr;
addr += char(buffer[3]);
addr += char(buffer[4]); // Addr
std::string cid1;
cid1 += char(buffer[5]);
cid1 += char(buffer[6]); // CID1
std::string cid2;
cid2 += char(buffer[7]);
cid2 += char(buffer[8]); // CID2
if(addr != "02") {
ESP_LOGD("GW485","Command not for us!");
} else {
if(cid1 == "46"){
if(cid2 == "42") {
ESP_LOGD("GW485","42 - Battery Details");
std::string frame;
std::string rply;
char twobyte[4];
char onebyte[2];
char chksum1[4];
uint8_t cellcnt = 8;
uint8_t tempcnt = 3;
uint32_t r_cap = (int(id(totalcaprem).state*1000) + 20000); //20Ah+ stop 90%
uint32_t t_cap = int(id(totalcap).state*1000);
frame.clear();
rply.clear();
int alen = sizeof(header2) / sizeof(header2[0]);
for (int a=0; a<sizeof(header2); a++) {
frame += header2[a];
}
to_2_bytes(onebyte,dflag);
rply.append(onebyte);
to_2_bytes(onebyte,raddr);
rply.append(onebyte);
to_2_bytes(twobyte,cellcnt);
rply.append(twobyte);
for(int a=1; a<9; a++) {
to_4_bytes(twobyte, cellv[a].voltage);
rply.append(twobyte);
}
to_2_bytes(onebyte,tempcnt);
rply.append(onebyte);
to_4_bytes(twobyte,(int(id(bmstmp).state*10) + 2731));
rply.append(twobyte);
to_4_bytes(twobyte,(int(id(bmst1).state*10) + 2731));
rply.append(twobyte);
to_4_bytes(twobyte,(int(id(bmst2).state*10) + 2731));
rply.append(twobyte);
//ESP_LOGD("GW485","Batt current: %d", current);
to_4_bytes(twobyte,current);
rply.append(twobyte);
to_4_bytes(twobyte,bvolt);
rply.append(twobyte);
uint16_t r_capacity = 0xFFFF;
to_4_bytes(twobyte,r_capacity);
rply.append(twobyte);
uint8_t bcnt65 = 4;
to_2_bytes(onebyte,bcnt65);
rply.append(onebyte);
uint16_t t_capacity = 0xFFFF;
to_4_bytes(twobyte,t_capacity);
rply.append(twobyte);
uint8_t ccnt = 2;
to_4_bytes(twobyte,ccnt);
rply.append(twobyte);
to_6_bytes(bout,r_cap);
rply.append(bout);
to_6_bytes(bout,t_cap);
rply.append(bout);
length_calc(rply.size(),loutput);
frame.append(loutput);
frame.append(rply);
char arr2[frame.size()];
alen = sizeof(arr2) / sizeof(arr2[0]);
for (int x = 0; x < alen; x++) {
arr2[x] = frame[x];
}
checksum_calc(arr2, chksum1, alen);
frame.append(chksum1);
frame += char(0x0D);
int flen = frame.size();
const uint8_t* ptr = reinterpret_cast<const uint8_t*>(frame.c_str());
this->parent_->write_array(ptr, flen);
} else if(cid2 == "92") {
ESP_LOGD("GW485","92 - chg/dis info");
std::string frame;
std::string rply;
char twobyte[4];
char onebyte[2];
char chksum1[4];
rply.clear();
frame.clear();
to_2_bytes(onebyte,raddr);
rply.append(onebyte);
to_4_bytes(twobyte,ovp);
rply.append(twobyte);
to_4_bytes(twobyte,uvp);
rply.append(twobyte);
to_4_bytes(twobyte,oct);
rply.append(twobyte);
to_4_bytes(twobyte,oct_dis);
rply.append(twobyte);
to_2_bytes(onebyte,chargeflag);
rply.append(onebyte);
int alen = sizeof(header2) / sizeof(header2[0]);
for (int a=0; a<sizeof(header2); a++) {
frame += header2[a];
}
length_calc(rply.size(),loutput);
frame.append(loutput);
frame.append(rply);
char arr3[frame.size()];
alen = sizeof(arr3) / sizeof(arr3[0]);
for (int x = 0; x < sizeof(arr3); x++) {
arr3[x] = frame[x];
}
checksum_calc(arr3, chksum1, sizeof(arr3));
frame.append(chksum1);
frame += char(0x0D);
int flen = frame.size();
const uint8_t* ptr = reinterpret_cast<const uint8_t*>(frame.c_str());
this->parent_->write_array(ptr, flen);
} else if(cid2 == "93") { //93
ESP_LOGD("GW485","Command - 93 - SN");
uint8_t sn[] = { 0x33, 0x30, 0x33, 0x31, 0x33, 0x32, 0x33, 0x33, 0x33, 0x34, 0x33, 0x35, 0x33, 0x36, 0x33, 0x37, 0x33, 0x38, 0x33, 0x39, 0x36, 0x31, 0x36, 0x32, 0x36, 0x33, 0x36, 0x34, 0x36, 0x35, 0x36, 0x36 };
std::string frame;
std::string rply;
char twobyte[4];
char onebyte[2];
char chksum1[4];
//uint8_t raddr = 0x02;
rply.clear();
frame.clear();
to_2_bytes(onebyte,raddr);
rply.append(onebyte);
int alen = sizeof(header2) / sizeof(header2[0]);
for (int a=0; a<alen; a++) {
frame += header2[a];
}
alen = sizeof(sn) / sizeof(sn[0]);
for (int a=0; a<alen; a++) {
rply += sn[a];
}
length_calc(rply.size(),loutput);
frame.append(loutput);
frame.append(rply);
char arr4[frame.size()];
alen = sizeof(arr4) / sizeof(arr4[0]);
for (int x = 0; x <alen; x++) {
arr4[x] = frame[x];
}
checksum_calc(arr4, chksum1, alen);
frame.append(chksum1);
frame += char(0x0D);
printf("\nSending...%s\n", frame.c_str());
int flen = frame.size();
const uint8_t* ptr = reinterpret_cast<const uint8_t*>(frame.c_str());
this->parent_->write_array(ptr, flen);
printf("Sent...\n");
} else if(cid2 == "4F") {
ESP_LOGD("GW485","Command - 4F - Protocol");
// uint8_t header2[] = { 0x7E, 0x32, 0x30, 0x31, 0x32, 0x34, 0x36, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x46, 0x44, 0x42, 0x32, 0x0D }; //reply
// write_array(header2, sizeof(header2));
// printf("Sent...\n");
} else if(cid2 == "44") {
ESP_LOGD("GW485","44 - Alarm info");
std::string frame;
std::string rply;
char twobyte[4];
char onebyte[2];
char chksum1[4];
uint8_t cccnt = 8;
uint8_t cstat = 0x02; // 00 normal 01 below 02 above
uint8_t tmcnt = 2;
rply.clear();
frame.clear();
to_2_bytes(onebyte,dflag);
rply.append(onebyte);
to_2_bytes(onebyte,raddr);
rply.append(onebyte);
int alen = sizeof(header2) / sizeof(header2[0]);
for (int a=0; a<alen; a++) {
frame += header2[a];
}
to_2_bytes(onebyte,cccnt); //no of cells
rply.append(onebyte);
for(int a=0; a< cccnt; a++) {
to_2_bytes(onebyte,cstat);
rply.append(onebyte);
}
to_2_bytes(onebyte,tmcnt);
rply.append(onebyte);
for(int a=0; a<tmcnt; a++) {
to_2_bytes(onebyte,cstat);
rply.append(onebyte);
}
to_2_bytes(onebyte,cc);
rply.append(onebyte);
to_2_bytes(onebyte,pv);
rply.append(onebyte);
to_2_bytes(onebyte,dc);
rply.append(onebyte);
to_2_bytes(onebyte,alarms.status1);
rply.append(onebyte);
to_2_bytes(onebyte,alarms.status2);
rply.append(onebyte);
to_2_bytes(onebyte,alarms.status3);
rply.append(onebyte);
to_2_bytes(onebyte,alarms.status4);
rply.append(onebyte);
to_2_bytes(onebyte,alarms.status5);
rply.append(onebyte);
length_calc(rply.size(),loutput);
frame.append(loutput);
frame.append(rply);
char arr4[frame.size()];
alen = sizeof(arr4) / sizeof(arr4[0]);
for (int x = 0; x <alen; x++) {
arr4[x] = frame[x];
}
checksum_calc(arr4, chksum1, alen);
frame.append(chksum1);
frame += char(0x0D);
int flen = frame.size();
const uint8_t* ptr = reinterpret_cast<const uint8_t*>(frame.c_str());
this->parent_->write_array(ptr, flen);
} else if (cid2 == "47") { //system parameters
ESP_LOGD("GW485","47 - System parameters");
std::string frame;
std::string rply;
char twobyte[4];
char onebyte[2];
char chksum1[4];
int32_t chth = int(id(prot_ch_thigh).state*100);
int32_t disth = int(id(prot_dis_thigh).state*100);
int32_t chtl = int(id(prot_ch_tlow).state*100);
int32_t distl = int(id(prot_dis_tlow).state*100);
oct = int(id(prot_ch_oc).state*100);
int32_t oct_n = int(id(prot_ch_oc).state*-100);
rply.clear();
frame.clear();
to_2_bytes(onebyte,dflag);
rply.append(onebyte);
to_2_bytes(onebyte,raddr);
rply.append(onebyte);
int alen = sizeof(header2) / sizeof(header2[0]);
for (int a=0; a<alen; a++) {
frame += header2[a];
}
to_4_bytes(twobyte,chv);
rply.append(twobyte);
to_4_bytes(twobyte,clv);
rply.append(twobyte);
to_4_bytes(twobyte,cav);
rply.append(twobyte);
to_4_bytes(twobyte, (chth + 2731));
rply.append(twobyte);
to_4_bytes(twobyte, (chtl + 2731));
rply.append(twobyte);
//ESP_LOGD("GW485","BCURR %d", current);
to_4_bytes(twobyte,oct);
rply.append(twobyte);
to_4_bytes(twobyte, ovp);
rply.append(twobyte);
to_4_bytes(twobyte, uvp+1000);
rply.append(twobyte);
to_4_bytes(twobyte, uvp);
rply.append(twobyte);
//ESP_LOGD("GW485","th %d", (disth + 2731));
to_4_bytes(twobyte, (disth + 2731));
rply.append(twobyte);
//ESP_LOGD("GW485","tl %d", (distl + 2731));
to_4_bytes(twobyte, (distl + 2731));
rply.append(twobyte);
to_4_bytes(twobyte,oct_dis);
rply.append(twobyte);
length_calc(rply.size(),loutput);
frame.append(loutput);
frame.append(rply);
char arr4[frame.size()];
alen = sizeof(arr4) / sizeof(arr4[0]);
for (int x = 0; x <alen; x++) {
arr4[x] = frame[x];
}
checksum_calc(arr4, chksum1, alen);
frame.append(chksum1);
frame += char(0x0D);
int flen = frame.size();
const uint8_t* ptr = reinterpret_cast<const uint8_t*>(frame.c_str());
this->parent_->write_array(ptr, flen);
} else if (cid2 == "60") {
uint8_t bman[] = { 0x7E, 0x32, 0x30, 0x31, 0x32, 0x34, 0x36, 0x30, 0x30, 0x36, 0x30, 0x38, 0x32, 0x34, 0x36, 0x36, 0x46, 0x37, 0x32, 0x36, 0x33, 0x36, 0x35, 0x35, 0x46, 0x34, 0x43, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x35, 0x30,
0x37, 0x39, 0x36, 0x43, 0x36, 0x46, 0x36, 0x45, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30,
0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x39, 0x30, 0x32, 0x33, 0x30, 0x33, 0x31, 0x33, 0x32, 0x33, 0x33, 0x33, 0x34, 0x33, 0x35, 0x33, 0x36, 0x33, 0x37, 0x33, 0x38, 0x33, 0x39, 0x36, 0x31, 0x36, 0x32, 0x36,
0x33, 0x36, 0x34, 0x36, 0x35, 0x36, 0x36, 0x33, 0x31, 0x33, 0x31, 0x33, 0x32, 0x33, 0x33, 0x33, 0x34, 0x33, 0x35, 0x33, 0x36, 0x33, 0x37, 0x33, 0x38, 0x33, 0x39, 0x36, 0x31, 0x36, 0x32, 0x36, 0x33, 0x36, 0x34,
0x36, 0x35, 0x36, 0x36, 0x45, 0x33, 0x35, 0x33, 0x0D };
write_array(bman, sizeof(bman));
printf("Sent...\n");
} else if(cid2 == "61") { // L04 battery analog info
ESP_LOGD("GW485","61 - Battery Details");
std::string frame;
std::string rply;
char twobyte[4];
char onebyte[2];
char chksum1[4];
uint8_t cellcnt = 8;
uint8_t tempcnt = 3;
int16_t moduleaddr = 0x0102;
frame.clear();
rply.clear();
int alen = sizeof(header2) / sizeof(header2[0]);
for (int a=0; a<sizeof(header2); a++) {
frame += header2[a];
}
to_4_bytes(twobyte,bvolt);
rply.append(twobyte);
to_4_bytes(twobyte,current);
rply.append(twobyte);
to_2_bytes(twobyte,soc);
rply.append(twobyte);
to_4_bytes(twobyte,totalccc);
rply.append(twobyte);
to_4_bytes(twobyte,totalccc);
rply.append(twobyte);
to_2_bytes(twobyte,soc); //avg soc
rply.append(twobyte);
to_2_bytes(twobyte,soc); //min soc
rply.append(twobyte);
to_4_bytes(twobyte,cellhighestv);
rply.append(twobyte);
to_4_bytes(twobyte,moduleaddr);
rply.append(twobyte);
to_4_bytes(twobyte,celllowestv);
rply.append(twobyte);
to_4_bytes(twobyte,moduleaddr);
rply.append(twobyte);
to_4_bytes(twobyte,(int(id(bmst1).state*10) + 2731)); //avg temp cell
rply.append(twobyte);
to_4_bytes(twobyte,(int(id(bmst1).state*10) + 2731)); //max temp cell
rply.append(twobyte);
to_4_bytes(twobyte,moduleaddr);
rply.append(twobyte);
to_4_bytes(twobyte,(int(id(bmst1).state*10) + 2731)); //minn temp cell
rply.append(twobyte);
to_4_bytes(twobyte,moduleaddr);
rply.append(twobyte);
to_4_bytes(twobyte,(int(id(bmstmp).state*10) + 2731)); //bms avg
rply.append(twobyte);
to_4_bytes(twobyte,(int(id(bmstmp).state*10) + 2731)); //bms max
rply.append(twobyte);
to_4_bytes(twobyte,moduleaddr);
rply.append(twobyte);
to_4_bytes(twobyte,(int(id(bmstmp).state*10) + 2731)); //bms min
rply.append(twobyte);
to_4_bytes(twobyte,moduleaddr);
rply.append(twobyte);
to_4_bytes(twobyte,(int(id(bmstmp).state*10) + 2731)); //bms avg
rply.append(twobyte);
to_4_bytes(twobyte,(int(id(bmstmp).state*10) + 2731)); //bms max
rply.append(twobyte);
to_4_bytes(twobyte,moduleaddr);
rply.append(twobyte);
to_4_bytes(twobyte,(int(id(bmstmp).state*10) + 2731)); //bms min
rply.append(twobyte);
to_4_bytes(twobyte,moduleaddr);
rply.append(twobyte);
length_calc(rply.size(),loutput);
frame.append(loutput);
frame.append(rply);
char arr4[frame.size()];
alen = sizeof(arr4) / sizeof(arr4[0]);
for (int x = 0; x <alen; x++) {
arr4[x] = frame[x];
}
checksum_calc(arr4, chksum1, alen);
frame.append(chksum1);
frame += char(0x0D);
int flen = frame.size();
const uint8_t* ptr = reinterpret_cast<const uint8_t*>(frame.c_str());
this->parent_->write_array(ptr, flen);
} else if(cid2 == "62") {
ESP_LOGD("GW485","62 - Alarm data");
std::string frame;
std::string rply;
char twobyte[4];
char onebyte[2];
char chksum1[4];
rply.clear();
frame.clear();
int alen = sizeof(header2) / sizeof(header2[0]);
for (int a=0; a<alen; a++) {
frame += header2[a];
}
to_2_bytes(twobyte,alarms62.status1);
rply.append(twobyte);
to_2_bytes(twobyte,alarms62.status2);
rply.append(twobyte);
to_2_bytes(twobyte,alarms62.status3);
rply.append(twobyte);
to_2_bytes(twobyte,alarms62.status4);
rply.append(twobyte);
length_calc(rply.size(),loutput);
frame.append(loutput);
frame.append(rply);
char arr4[frame.size()];
alen = sizeof(arr4) / sizeof(arr4[0]);
for (int x = 0; x <alen; x++) {
arr4[x] = frame[x];
}
checksum_calc(arr4, chksum1, alen);
frame.append(chksum1);
frame += char(0x0D);
int flen = frame.size();
const uint8_t* ptr = reinterpret_cast<const uint8_t*>(frame.c_str());
this->parent_->write_array(ptr, flen);
} else if(cid2 == "63") {
ESP_LOGD("GW485","63 - chg/dis management");
std::string frame;
std::string rply;
char twobyte[4];
char onebyte[2];
char chksum1[4];
frame.clear();
rply.clear();
to_4_bytes(twobyte,ovp);
rply.append(twobyte);
to_4_bytes(twobyte,uvp);
rply.append(twobyte);
to_4_bytes(twobyte,oct);
rply.append(twobyte);
to_4_bytes(twobyte,oct_dis);
rply.append(twobyte);
/*
for(int a=0;a<rply.size();a++) {
ESP_LOGD("GW485","OCT :%x", rply[a]);
}
*/
// ESP_LOGD("GW485","CF :%x", chargeflag);
to_2_bytes(onebyte,chargeflag);
rply.append(onebyte);
int alen = sizeof(header2) / sizeof(header2[0]);
for (int a=0; a<sizeof(header2); a++) {
frame += header2[a];
}
length_calc(rply.size(),loutput);
frame.append(loutput);
frame.append(rply);
char arr4[frame.size()];
alen = sizeof(arr4) / sizeof(arr4[0]);
for (int x = 0; x <alen; x++) {
arr4[x] = frame[x];
}
checksum_calc(arr4, chksum1, alen);
frame.append(chksum1);
frame += char(0x0D);
int flen = frame.size();
const uint8_t* ptr = reinterpret_cast<const uint8_t*>(frame.c_str());
this->parent_->write_array(ptr, flen);
} else {
ESP_LOGD("GW485","CID2: %s", cid2.c_str());
}
} //cid46
} //adr02
} else {
ESP_LOGD("GW485","BMS Not Connected or packet malformed");
ESP_LOGD("GW485","%01X, %01X, %01X", buffer[0], buffer[l], buffer[l-1]);
timeoutcnt++;
if(timeoutcnt > 30) {
timeoutcnt = 0;
id(bmshtr).toggle();
}
}
}
void setup() override {
this->set_update_interval(1000);
ESP_LOGD("GW485","Setup UART");
}
void loop() override {
int availbleBytes = available();
if (availbleBytes > 0) {
uint8_t b[availbleBytes];
read_array(b, availbleBytes);
process_message(b, availbleBytes);
}
}
void update() override {}
};