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add i2c multybyte write

This commit is contained in:
gemu2015 2021-05-11 10:40:53 +02:00 committed by Yves De Muyter
parent 31489f3b70
commit bf6f26058c
1 changed files with 39 additions and 13 deletions
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52
tasmota/xdrv_10_scripter.ino
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@ -2616,13 +2616,21 @@ chknext:
len = 0;
goto exit;
}
if (!strncmp(vname, "iw(", 3)) {
lp = GetNumericArgument(lp + 3, OPER_EQU, &fvar, gv);
if (!strncmp(vname, "iw", 2)) {
uint8_t bytes = 1;
lp += 2;
if (*lp != '(') {
bytes = *lp & 0xf;
if (bytes < 1) bytes = 1;
if (bytes > 4) bytes = 4;
lp++;
}
lp = GetNumericArgument(lp + 1, OPER_EQU, &fvar, gv);
SCRIPT_SKIP_SPACES
// arg2
float fvar2;
lp = GetNumericArgument(lp, OPER_EQU, &fvar2, gv);
fvar = script_i2c(1, fvar, fvar2);
fvar = script_i2c(9 + bytes, fvar, fvar2);
lp++;
len = 0;
goto exit;
@ -7830,7 +7838,10 @@ void cpy2lf(char *dst, uint32_t dstlen, char *src) {
#ifdef USE_SCRIPT_I2C
uint8_t script_i2c_addr;
TwoWire *script_i2c_wire;
uint32_t script_i2c(uint8_t sel, uint8_t val, uint8_t val1) {
uint32_t script_i2c(uint8_t sel, uint32_t val, uint32_t val1) {
uint32_t rval = 0;
uint8_t bytes = 1;
switch (sel) {
case 0:
script_i2c_addr = val;
@ -7843,26 +7854,36 @@ uint32_t script_i2c(uint8_t sel, uint8_t val, uint8_t val1) {
script_i2c_wire->beginTransmission(script_i2c_addr);
return (0 == script_i2c_wire->endTransmission());
break;
case 1:
script_i2c_wire->beginTransmission(script_i2c_addr);
script_i2c_wire->write(val);
script_i2c_wire->write(val1);
script_i2c_wire->endTransmission();
break;
case 2:
// read 1..4 bytes
script_i2c_wire->beginTransmission(script_i2c_addr);
script_i2c_wire->write(val);
script_i2c_wire->endTransmission();
script_i2c_wire->requestFrom((int)script_i2c_addr, (int)val1);
uint32_t rval = 0;
for (uint8_t cnt = 0; cnt < val1; cnt++) {
rval <<= 8;
rval |= script_i2c_wire->read();
}
return rval;
break;
case 10:
case 11:
case 12:
case 13:
// write 1 .. 4 bytes
bytes = sel - 9;
script_i2c_wire->beginTransmission(script_i2c_addr);
script_i2c_wire->write(val);
for (uint8_t cnt = 0; cnt < bytes; cnt++) {
script_i2c_wire->write(val1);
val1 >>= 8;
}
return 0;
script_i2c_wire->endTransmission();
break;
}
return rval;
}
#endif // USE_SCRIPT_I2C
@ -8365,6 +8386,11 @@ bool Xdrv10(uint8_t function)
case FUNC_EVERY_100_MSECOND:
ScripterEvery100ms();
break;
#ifdef USE_LVGL
case FUNC_EVERY_50_MSECOND:
lv_task_handler();
break;
#endif // USE_LVGL
case FUNC_EVERY_SECOND:
ScriptEverySecond();