1.选用SPI0模式加载时;管脚BOOT[2]和SPI0_CLK复用;BOOT[1]和SPI0_SIMO复用;
BOOT[0]和SPI0_SOMI复用;如何设置BOOT?管脚的复用(BOOT服务和SPI0服务)相互之间是否有冲突?若有冲突建议如何解决?
2.CLKIN使用外部时钟时,时钟信号幅度必须是1.2V?若用外部3.3V时钟源,建议如何处理?
This thread has been locked.
If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.
1.选用SPI0模式加载时;管脚BOOT[2]和SPI0_CLK复用;BOOT[1]和SPI0_SIMO复用;
BOOT[0]和SPI0_SOMI复用;如何设置BOOT?管脚的复用(BOOT服务和SPI0服务)相互之间是否有冲突?若有冲突建议如何解决?
2.CLKIN使用外部时钟时,时钟信号幅度必须是1.2V?若用外部3.3V时钟源,建议如何处理?