SLUAA11B February 2020 – August 2021 BQ769142 , BQ76922 , BQ76942 , BQ76952
In this example, the CUV (undervoltage) protection feature is enabled along with the default protections. This requires writing 0x8C to RAM address 0x9261. The checksum is calculated on the address and data (0x61, 0x92, 0x8C) and is the complement of the sum of these bytes. The length also includes the two bytes for device address and command address for a total length of 5.