SPRUJ51 june 2023
INA231 power monitor devices are used to monitor current and voltage of various power rails of AM62x 17x17 SoC. The INA231 interfaces to the AM62x 17x17 SoC through I2C interface (SoC_I2C1). Four terminal, high precision shunt resistors are provided to measure load current.
Source | Supply net | DeviceAddress | Valueof the Shunt Connected to the Supply Rail |
VCC_CORE | VDD_CORE | 0x40 | 10mΩ± 1% |
VCC_0V85 | VDDR_CORE | 0x41 | 10mΩ± 1% |
VCC_3V3_SYS | SoC_DVDD3V3 | 0x4C | 10mΩ± 1% |
VCC_1V8 | SoC_DVDD1V8 | 0x45 | 10mΩ± 1% |
VDDA1V8 | VDDA_1V8 | 0x4E | 10mΩ± 1% |
VCC1V1 | VDD_LPDDR4 | 0x46 | 10mΩ± 1% |