Customer creates a new MCU before the Spring Festival.
Foretime it is junior MCU, now it needs to be senior MCU.
Description in weekend test:
1. As senior MCU, it fails to open/close sound on junior MCU terminal. According to the client, it is recovered after roll call.
2. Multi-image export, the first line is not continuous and the second is normal.
Version is as follow:
Local management platform: 2.28.0
CPU2:2.33（version after patch）
There are many problems of cascading in different region. The version of new MCU is high, so it fails to cascade with senior MCU, it must be degraded. And upgrade CPU2 of MMPU.
Upgrade software version and the problem is solved.
The problem of software version