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https://e2e.ti.com/support/motor-drivers-group/motor-drivers/f/motor-drivers-forum/1224982/drv8428-does-drv8428-can-support-1-8v-i-o
大家好、
由于主机侧 AP 仅支持1.8V GPIO。 是否可以 STEP、DIR、nSLEEP、EN/nFAULT 支持1.8V？
Br
Ethan
Ethan：
是的、只要满足1.5V。
此致、
Ryan
