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77 lines
1.6 KiB
77 lines
1.6 KiB
#include "mcp4725.hpp"
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MCP4725::MCP4725(pwrd_md power_down_mode,
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i2c_addr address,
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i2c_write_n_t i2c_write) :
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power_down_mode(power_down_mode),
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address(address),
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i2c_write(i2c_write)
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{
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uint8_t temp[6];
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temp[0] = write_dac_and_eeprom | (power_down_mode << 1);
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temp[1] = static_cast<uint8_t>(dac_value >> 4);
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temp[2] = static_cast<uint8_t>(dac_value << 4);
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temp[3] = temp[0];
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temp[4] = temp[1];
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temp[5] = temp[2];
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i2c_write(address, temp,6);
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}
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MCP4725::MCP4725(i2c_addr address,
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i2c_write_n_t i2c_write)
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power_down_mode(MCP4725::normal),
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address(address),
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i2c_write(i2c_write)
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{
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uint8_t temp[6];
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temp[0] = write_dac_and_eeprom | (power_down_mode << 1);
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temp[1] = static_cast<uint8_t>(dac_value >> 4);
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temp[2] = static_cast<uint8_t>(dac_value << 4);
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temp[3] = temp[0];
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temp[4] = temp[1];
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temp[5] = temp[2];
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i2c_write(address, temp, 6);
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}
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MCP4725::~MCP4725()
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{
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}
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void MCP4725::operator=(uint16_t dac_value)
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{
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uint8_t temp[3];
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this.dac_value = dac_value;
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temp[0] = write_dac | (power_down_mode << 1);
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temp[1] = static_cast<uint8_t>(dac_value >> 4);
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temp[2] = static_cast<uint8_t>(dac_value << 4);
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i2c_write(address, temp, 3);
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}
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void MCP4725::operator==(uint16_t dac_and_eeprom_value)
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{
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uint8_t temp[6];
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dac_value = dac_and_eeprom_value;
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eeprom_value = dac_value;
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temp[0] = write_dac_and_eeprom | (power_down_mode << 1);
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}
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void MCP4725::write_dac(uint16_t dac_value)
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{
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&this = dac_value;
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}
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void MCP4725::write_dac_and_eeprom(uint16_t dac_and_eeprom_value)
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{
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&this == dac_and_eeprom_value;
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}
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