Project

General

Profile

Bug #971

485(/dev/ttyAMA1)无法控制，无功能

Added by 培旭 2 months ago. Updated 15 days ago.

Status:
Closed
Priority:
High
Assignee:
sun
Category:
Driver
Start date:
06/18/2025
Due date:
% Done:

0%

Estimated time:
型号:
LZ750
CPU:
hisi3402
产品:
-
扩展/功能板硬件版本:
核心板硬件版本:
底板/一体板硬件版本:
02
固件版本:
ubuntu22.04_V1.4_2G_DDR_OS_1.5G-20250701
系统:
Ubuntu
内核版本:
Linux Hi3403 4.19.90
APP版本:
复现概率:
无线网卡:
FD7352S
以太网模组:
EMMC颗粒:
-
壳体版本:
-

Description

LC750216板子：
echo 46 > /sys/class/gpio/export
echo out > /sys/class/gpio/gpio46/direction
高发低收

root@Hi3403:/home/neardi/Desktop# stty -echo -F /dev/ttyAMA1 raw speed 115200
stty: /dev/ttyAMA1: Inappropriate ioctl for device

#1

Updated by sun 21 days ago

1.已更新

#2

Updated by 培旭 15 days ago

  • Status changed from New to Closed
  • 底板/一体板硬件版本 changed from 01 to 02
  • 固件版本 changed from ubuntu22.04_V1.3_2G_DDR_OS_1.5G-20250606 to ubuntu22.04_V1.4_2G_DDR_OS_1.5G-20250701
  • 内核版本 changed from Linux Hi3403 4.19.90 #1 SMP Fri Jun 6 09:35:33 CST 2025 aarch64 aarch64 aarch64 GNU/Linux to Linux Hi3403 4.19.90

正常

Also available in: Atom PDF