英文翻譯

Chopper Amplifier 斬波放大器/截波放大器
Chopper Stabilized Amplifier 穩定式斬波放大器/穩定式截波放大器
Auto-zeroing 自動歸零
operational transconductance amplifier 跨導放大器

Ubuntu FTP SSH Server

FTP Server

1. sudo apt-get install vsftpd

2. modify /etc/vsftpd.conf (write_enable=YES)

3. sudo /etc/init.d/vsftpd restart

SSH Server
1. sudo apt-get install openssh-server

2. sudo /etc/init.d/ssh start

TFTP Server

1. Install TFTP Sever

sudo apt-get install tftp tftpd

2. sudo vi /etc/xinetd.d/tftp

service tftp

{

socket_type = dgram

protocol = udp

wait = yes

user = root

server = /usr/sbin/in.tftpd

server_args = -s /tftpboot

disable = no

per_source = 11

cps = 100 2

flags = IPv4

}

3.

mkdir /tftpboot

chmod 777 /tftpboot

4.

/etc/init.d/xinetd restar

5. Test

tftp 127.0.0.1

get xxx.xxx

cygwin set environment variable 設環境變數

實在記不起來
export XXX=OOO

Android keylayout

system/usr/keylayout/qwerty.kl

#keycode FUNC ???
59(F1) MENU

Modify Android Pixelflinger to support ATMEL BGR555

I try to trace the libpixelflinger source code. However, it seems to be a troublesom work.

----
/system/core/libpixelflinger/scanline.cpp
/system/core/include/libpixelflinger/format.h
/system/core/libpixelflinger/format.cpp
/system/core/libpixelflinger/buferr.cpp
/system/core/libpixelflinger/codeflinger/texturing.cpp

/bootable/recovery/minui/graphics.c

/frameworks/base/libs/surfaceflinger/BlurFilter.cpp
/frameworks/base/libs/surfaceflinger/LayoutBase.cpp
/frameworks/base/libs/surfaceflinger/LayerBlur.cpp
/frameworks/base/libs/surfaceflinger/Layer.cpp

/frameworks/base/opengl/include/GLES/gl.h
/frameworks/base/opengl/include/GLES2/gl2.h
/frameworks/base/opengl/libagl/mipmap.cpp
/frameworks/base/opengl/libagl/egl.cpp
/frameworks/base/opengl/libagl/texture.cpp

Android Touchscreen Driver for AT91SAM9261-EK

The modified touchscreen driver drivers/input/touchscreen/ads7846.c

Reference
https://gforge.ti.com/gf/project/omapandroid/tracker/?action=TrackerItemEdit&tracker_item_id=240