ZHCUBU7C March 2024 – March 2025 MSPM0G3507
表 5-35 展示了用于配置外设的寄存器。
| 位 | 字段 | 类型 | 复位 | 说明 |
|---|---|---|---|---|
| 31-15 | RESERVED | R | 0h | 保留 |
| 14-9 | MCU_DEAD_TIME | R/W | 0h | 高侧和低侧开关之间应用的死区时间 = 50ns × MCU_DEAD_TIME |
| 8-4 | BUS_CURRENT_LIMIT | R/W | 00000b | 总线电流限值(占 CURRENT_BASE 的百分比) 0h = 7.5% 1h = 8.0% 2h = 8.5% 3h = 9.0% 4h = 9.5% 5h = 10% 6h = 11% 7h = 12% 8h = 13% 9h = 14% Ah = 15% Bh = 16% Ch = 17% Dh = 18% Eh = 20% Fh = 22.5% 10h = 25% 11h = 27.5% 12h = 30% 13h = 35% 14h = 40% 15h = 45% 16h = 50% 17h = 55% 18h = 60% 19h = 70% 1Ah = 75% 1Bh = 80% 1Ch = 85% 1Dh = 90% 1Eh = 95% 1Fh = 100% |
| 3 | BUS_CURRENT_LIMIT_ENABLE | R/W | 0b | 总线电流限制使能 0h = 禁用 1h = 启用 |
| 2-1 | DIR_INPUT | R/W | 00b | DIR 引脚覆盖 0h = 硬件引脚 DIR 1h = 通过顺时针旋转 OUTA-OUTB-OUTC 覆盖 DIR 引脚 2h = 通过逆时针旋转 OUTA-OUTC-OUTB 覆盖 DIR 引脚 3h = 硬件引脚 DIR |
| 0 | DIR_CHANGE_MODE | R/W | 0b | 对 DIR 引脚状态变化的响应 0h = 在检测到 DIR 变化时遵循电机停止选项和 ISD 例程 1h = 在持续驱动电机的同时通过反向驱动改变方向 |