PHY_C827_MDC / PHY_C827_MDIO Measured at U_CPU.AD53,AE52
Description
MDIO:读数据下冲不满足spec(Spec要求:Min -0.5V)
测试点:PHY_C827_MDC / PHY_C827_MDIO Measured at U_CPU.AD53,AE52
测试值:-677mV
波形图:
![](https://img-blog.csdnimg.cn/97eec64c41b2447fba6d8edde6f8b689.png)
![](https://img-blog.csdnimg.cn/4e6d96e5da604f22b4111313ce791b11.png)
change R3215 0ohm to 33ohm满足spec(Spec要求:Min -0.5V)
测试点:PHY_C827_MDC / PHY_C827_MDIO Measured at U_CPU.AD53,AE52
测试值:120mV
波形图:
![](https://img-blog.csdnimg.cn/baa9438e87384809bc87409a49ecc497.png)
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