CanSat/EmbeddedESP
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fixes

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This commit is contained in:
Bruno Rybársky
2025-04-15 16:32:28 +02:00
parent 2790bfa772
commit 35a11734e2
8 changed files with 150 additions and 50 deletions
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66
main/hw/ina260.c
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@@ -8,46 +8,80 @@ i2c_device_config_t INA260_DEV_CFG = {
i2c_master_dev_handle_t INA260_DEV_HANDLE;
void ina260_init()
{
ESP_ERROR_CHECK(i2c_master_bus_add_device(i2c0_bus_hdl, &INA260_DEV_CFG, &INA260_DEV_HANDLE));
void ina260_reset() {
i2c_write_register_16(INA260_DEV_HANDLE, 0x00, 0x0FFF); // set ina max averaging and max time
}
void ina260_readParams(uint32_t *volt, uint32_t *cur, uint32_t *pow)
void ina260_init()
{
ESP_ERROR_CHECK(i2c_master_bus_add_device(i2c0_bus_hdl, &INA260_DEV_CFG, &INA260_DEV_HANDLE));
i2c_write_register_16(INA260_DEV_HANDLE, INA260_CONFIG_REGISTER, 0x0FFF); // set ina max averaging and max time
}
esp_err_t i2c_master_read_register_transmit_receive(i2c_master_dev_handle_t device_handle, uint8_t reg_addr, uint8_t *data, size_t data_len) {
esp_err_t ret;
// The register address is what we want to send first (the "transmit" part)
uint8_t write_buffer[1] = {reg_addr};
size_t write_size = 1;
// The data we read will be stored in the 'data' buffer (the "receive" part)
uint8_t read_buffer[data_len];
size_t read_size = data_len;
// Perform the combined write (register address) and read (register value)
ret = i2c_master_transmit_receive(INA260_DEV_HANDLE,
write_buffer, write_size,
read_buffer, read_size,
I2C_TIMEOUT_MS_VALUE);
if (ret == ESP_OK) {
// Copy the data from the temporary read buffer to the output buffer
memcpy(data, read_buffer, read_size);
}
return ret;
}
void ina260_readParams(uint16_t *volt, uint16_t *cur, uint16_t *pow)
{
*volt = 0;
*cur = 0;
*pow = 0;
for (uint8_t reg_addr = 1; reg_addr <= 3; reg_addr++)
{
uint8_t reg_value[2] = {0}; // Buffer for storing register data
ESP_ERROR_CHECK(i2c_master_read_register_transmit_receive(INA260_DEV_HANDLE, reg_addr, reg_value, sizeof(reg_value)));
// Perform the register read
ESP_ERROR_CHECK(i2c_master_transmit_receive(INA260_DEV_HANDLE, &reg_addr, 1, reg_value, sizeof(reg_value), I2C_TIMEOUT_MS_VALUE));
switch (reg_addr)
{
case 1:
*cur = *((uint16_t *)reg_value);
*cur = (((uint16_t)(reg_value[0] & 0xFF)) << 8) | (reg_value[1] & 0xFF);
//*cur = *((uint16_t *)reg_value);
break;
case 2:
*volt = *((uint16_t *)reg_value);
*volt = (((uint16_t)(reg_value[0] & 0xFF)) << 8) | (reg_value[1] & 0xFF);
break;
case 3:
*pow = *((uint16_t *)reg_value);
*pow = (((uint16_t)(reg_value[0] & 0xFF)) << 8) | (reg_value[1] & 0xFF);
break;
default:
break;
}
}
}
void ina260_printParams(uint32_t volt, uint32_t cur, uint32_t pow)
void ina260_printParams(uint16_t volt, uint16_t cur, uint16_t pow)
{
float miliVolts = volt * 1.25;
float miliAmps = cur * 1.25;
float power = pow * 10;
cur *= 125;
ESP_LOGI(TAG_INA, "Current: %ld.%ld mA", cur / 10000, cur % 10000);
ESP_LOGI(TAG_INA, "Current: %.3f mA (raw %d)", miliAmps, volt);
cur *= 125;
ESP_LOGI(TAG_INA, "Voltage: %ld.%ld V", volt / 10000, volt % 10000);
ESP_LOGI(TAG_INA, "Power: %ld.%ld W", pow / 10000, pow % 10000);
ESP_LOGI(TAG_INA, "Voltage: %.3f mV (raw %d)", miliVolts, cur);
ESP_LOGI(TAG_INA, "Power: %.3f mW (raw %d)", power, pow);
}