ZHCUAR4A February 2023 – December 2023
INA231 电源监测器用于监测 AM62A 低功耗处理器各种电源轨的电流和电压。INA231 通过 I2C 接口(SoC_I2C1)连接到 AM62A 低功耗处理器。该器件提供了四端子高精度分流电阻器,用于测量负载电流。
Source | 电源网 | 器件地址 | 连接到电源轨的分流器的值 |
VCC_CORE | VDD_CORE | 0x40 | 1mΩ ± 1% |
VCC_0V85 | VDDR_CORE | 0x41 | 10mΩ ± 1% |
VCC_3V3_SYS | SoC_DVDD3V3 | 0x4C | 10mΩ ± 1% |
VCC1V8_SYS | SoC_DVDD1V8 | 0x45 | 10mΩ ± 1% |
VDDA1V8 | VDDA_1V8 | 0x4D | 10mΩ ± 1% |
VCC1V1 | VDD_LPDDR4 | 0x47 | 1mΩ ± 1% |