usb_public_1M：1.上电清空mem_current_context等变量，修复上电进assert问题；
Review Request #5893 — Created March 31, 2023 and updated
| Information | |
|---|---|
| chenjianrong | |
| YC1306 | |
| Reviewers | |
| chenjianrong, huachengjiao | |
1.上电清空mem_current_context等变量，修复上电进assert问题；
Review Request #5893 — Created March 31, 2023 and updated
| Information | |
|---|---|
| chenjianrong | |
| YC1306 | |
| Reviewers | |
| chenjianrong, huachengjiao | |
1.上电清空mem_current_context等变量，修复上电进assert问题；
