ZHCUAS3D May 2022 – August 2025
INA231 功率監(jiān)測器用于監(jiān)控 AM62x 處理器各種電源軌的電流和電壓。INA231 通過 I2C 接口 (SoC_I2C1) 連接到 AM62x。該器件提供了四端子高精度分流電阻器,用于測量負(fù)載電流。
| 電源 | 電源網(wǎng) | 器件地址 | 連接到電源軌的分流器的值 |
|---|---|---|---|
| VCC_CORE | VDD_CORE | 0x40 | 10m? ± 1% |
| VCC_0V85 | VDDR_CORE | 0x41 | 10m? ± 1% |
| VCC_3V3_SYS | SoC_DVDD3V3 | 0x4C | 10m? ± 1% |
| VCC_1V8 | SoC_DVDD1V8 | 0x4B | 10m? ± 1% |
| VDDA1V8 | VDDA_1V8 | 0x4E | 10m? ± 1% |
| VCC1V2_DDR | VDD_DDR4 | 0x46 | 10m? ± 1% |
| 電源 | 電源網(wǎng) | 器件地址 | 連接到電源軌的分流器的值 |
|---|---|---|---|
| VCC_CORE | VDD_CORE | 0x40 | 10m? ± 1% |
| VCC_0V85 | VDDR_CORE | 0x41 | 10m? ± 1% |
| VCC_3V3_SYS | SoC_DVDD3V3 | 0x4C | 10m? ± 1% |
| VCC_1V8 | SoC_DVDD1V8 | 0x45 | 10m? ± 1% |
| VDDA1V8 | VDDA_1V8 | 0x4E | 10m? ± 1% |
| VCC1V2_DDR | VDD_DDR4 | 0x46 | 10m? ± 1% |