Project

General

Profile

Bug #313

LPA3588_Ubuntu 20.04.5_VOUT接口,12V、5V、3.3V无电压输出

Added by 培旭 over 1 year ago. Updated over 1 year ago.

Status:
Closed
Priority:
Normal
Assignee:
Category:
Driver
Start date:
05/31/2023
Due date:
% Done:

0%

Estimated time:
型号:
LP160
CPU:
RK3588
产品:
扩展/功能板硬件版本:
02
核心板硬件版本:
01
底板/一体板硬件版本:
03
固件版本:
RK3588_UBUNTU_V1_230519.img
系统:
Ubuntu
内核版本:
Linux LPA3588 5.10.110
APP版本:
复现概率:

Description

测试步骤:
1、在VOUT接口的12V、5V、3.3V分别外接一根线,GND连接一根线;
2、12V与GND分别连接发光二极管,查看电压;
3、正常二极管发光,可以用万用表测量电压值;
4、5V与3.3V也按照上面步骤测试;

实际测试结果:二极管不发光,无电压值
期望结果:正常二极管发光,可以用万用表测量电压值;


Files

#1

Updated by 培旭 over 1 year ago


如图,将控制管脚是1b2,gpio42打开,direction由in改为out,给value上电下电,都没有电压值,二极管不会发光;

#2

Updated by sun over 1 year ago

1.确保dtb切换正确,这个mike之前都是测过的

#3

Updated by 培旭 over 1 year ago

  • Status changed from New to Closed

Also available in: Atom PDF