Due to the laboratory equipment, I provided the board with a 36V current limiting point of 1A, but the board has no output, and the D13LED light is not on. I want to ask if the reason is that the input power supply current is too small.
(My board is UCD3138HSFBEVM…
Other Parts Discussed in Thread: UCD3138HSFBEVM-029 , UCD3138 购买了UCD3138HSFBEVM-029评估板,使用 TI Fusion Digital Power Designer软件,通过 USB-TO-GPIO接口与UCD3138HSFBEVM-029评估板连接,一切正常。
在调试软件时,由于软件一个参数设置不正确,评估板上Mosfet管Q_T1、Q_T2、Q_B1、Q_B2烧坏,购买Mosfet管并替换坏的,评估板别的部分电路正常。
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请注意,本文内容源自机器翻译,可能存在语法或其它翻译错误,仅供参考。如需获取准确内容,请参阅链接中的英语原文或自行翻译。 这是开环配置、因此 PID 不会影响 DPWM 占空比。
也许吧 Dpwm0Regs.DPWMEV2.all is very small 0r zero. you can use memory debugger to check what is value of this register.
此致、
Other Parts Discussed in Thread: UCD3138HSFBEVM-029 下载的UCD3138HSFBEVM-029固件,程序在配置函数void configure_ovp(void)、void configure_cpcc(void)等多次用到类似下面函数:
//This struct represents the floating point number: 10.24 struct qnote constant_10_24 = {20972 , -11};
不清楚…
Other Parts Discussed in Thread: UCD3138HSFBEVM-029 , UCD3138 请注意,本文内容源自机器翻译,可能存在语法或其它翻译错误,仅供参考。如需获取准确内容,请参阅链接中的英语原文或自行翻译。 https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/865100/ccs-ucd3138hsfbevm-029-unable-to…