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feat: properly implement continuous mode (fifo) #56

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565ee43
feat: increase i2c max burst
facchinm Oct 20, 2025
ddcb8a3
feat: properly implement continuous mode (fifo)
facchinm Oct 20, 2025
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feat: increase i2c max burst
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@facchinm
facchinm committed Oct 20, 2025
commit 565ee430c03b9a8940873b1171f21f0263dd9b15
9 changes: 3 additions & 6 deletions src/BMI270.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -282,7 +282,7 @@ int8_t BoschSensorClass::configure_sensor(struct bmm150_dev *dev)

int8_t BoschSensorClass::bmi2_i2c_read(uint8_t reg_addr, uint8_t *reg_data, uint32_t len, void *intf_ptr)
{
if ((reg_data == NULL) || (len == 0) || (len > 32)) {
if ((reg_data == NULL) || (len == 0) || (len > 250)) {
return -1;
}
uint8_t bytes_received;
Expand All @@ -308,18 +308,15 @@ int8_t BoschSensorClass::bmi2_i2c_read(uint8_t reg_addr, uint8_t *reg_data, uint

int8_t BoschSensorClass::bmi2_i2c_write(uint8_t reg_addr, const uint8_t *reg_data, uint32_t len, void *intf_ptr)
{
if ((reg_data == NULL) || (len == 0) || (len > 32)) {
if ((reg_data == NULL) || (len == 0) || (len > 250)) {
return -1;
}

struct dev_info* dev_info = (struct dev_info*)intf_ptr;
uint8_t dev_id = dev_info->dev_addr;
dev_info->_wire->beginTransmission(dev_id);
dev_info->_wire->write(reg_addr);
for (uint16_t i = 0; i < len; i++)
{
dev_info->_wire->write(reg_data[i]);
}
dev_info->_wire->write(reg_data, (size_t)len);
if (dev_info->_wire->endTransmission() != 0) {
return -1;
}
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