ZHCUBD6C September 2022 – February 2026
表 2-5 和图 2-5 以及表 2-6 和图 2-6 分别展示了 EVM 板上所有电源的加电和断电序列。
| 电源 | 电压 (V) | 经过时间 (ms) |
|---|---|---|
| VMAIN_EN | 12 | 0 |
| VCC_5V0 | 5 | 0.6 |
| VCC_3V3_SYS | 3.3 | 6.4 |
| VCC3V3_PREREG | 3.3 | 3.1 |
| VCC1V8 | 1.8 | 8.85 |
| VDDA1V8 | 1.8 | 8.9 |
| VDD_MMC1 | 3.3 | 24.45 |
| VDDSHV_SD_IO | 3.3 | 24.5 |
| VCC1V2_DDR | 1.2 | 9.65 |
| VDD_CORE | 0.75 | 10.85 |
| VDDAR_CORE | 0.85 | 12 |
| MCU_PORz | 1.8 | 24.05 |
| MCU_OSC0_XI | 1.8 | 9.05 |
图 2-5 上电序列| 电源 | 电压 (V) | 经过时间 (ms) |
|---|---|---|
| VMAIN_EN | 12 | 0 |
| VCC_5V0 | 5 | 0 |
| VCC_3V3_SYS | 3.3 | 1.08 |
| VCC3V3_PREREG | 3.3 | 1.28 |
| VCC1V8 | 1.8 | 1 |
| VDDA1V8 | 1.8 | 1 |
| VDD_MMC1 | 3.3 | 1 |
| VDDSHV_SD_IO | 3.3 | 1 |
| VCC1V2_DDR | 1.2 | 1 |
| VDD_CORE | 0.75 | 1.18 |
| VDDAR_CORE | 0.85 | 1.14 |
| MCU_PORz | 1.8 | 1 |
| MCU_OSC0_XI | 1.8 | 1 |
图 2-6 断电序列