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SPEED

The driver supports the following speeds:

  cdiv    speed

     2    125.0 MHz

     4     62.5 MHz

     8     31.2 MHz

    16     15.6 MHz

    32      7.8 MHz

    64      3.9 MHz

   128     1953 kHz

   256      976 kHz

   512      488 kHz

  1024      244 kHz

  2048      122 kHz

  4096       61 kHz

  8192     30.5 kHz

 16384     15.2 kHz

 32768     7629 Hz 

/etc $ grep -rni "fbcp" ./

./rc.local:21:fbcp &

$ cat /boot/config.txt

# For more options and information see

# http://www.raspberrypi.org/documentation/configuration/config-txt.md

# Some settings may impact device functionality. See link above for details

# uncomment if you get no picture on HDMI for a default "safe" mode

#hdmi_safe=1

# uncomment this if your display has a black border of unused pixels visible

# and your display can output without overscan

#disable_overscan=1

# uncomment the following to adjust overscan. Use positive numbers if console

# goes off screen, and negative if there is too much border

#overscan_left=16

#overscan_right=16

#overscan_top=16

#overscan_bottom=16

# uncomment to force a console size. By default it will be display's size minus

# overscan.

#framebuffer_width=1280

#framebuffer_height=720

# uncomment if hdmi display is not detected and composite is being output

#hdmi_force_hotplug=1

# uncomment to force a specific HDMI mode (this will force VGA)

#hdmi_group=1

#hdmi_mode=1

# uncomment to force a HDMI mode rather than DVI. This can make audio work in

# DMT (computer monitor) modes

#hdmi_drive=2

# uncomment to increase signal to HDMI, if you have interference, blanking, or

# no display

#config_hdmi_boost=4

# uncomment for composite PAL

#sdtv_mode=2

#uncomment to overclock the arm. 700 MHz is the default.

#arm_freq=800

# Uncomment some or all of these to enable the optional hardware interfaces

dtparam=i2c_arm=on

#dtparam=i2s=on

dtparam=spi=on

#enable_uart=1

# Uncomment this to enable the lirc-rpi module

#dtoverlay=lirc-rpi

# Additional overlays and parameters are documented /boot/overlays/README

# Enable audio (loads snd_bcm2835)

dtparam=audio=on

dtoverlay=waveshare35a:rotate=270

#dtoverlay=ads7846,cs=1,penirq=17,penirq_pull=2,speed=1000000,keep_vref_on=1,swapxy=1,pmax=255,xohms=60,xmin=200,xmax=3900,ymin=200,ymax=3900

#hdmi_force_hotplug=1

#max_usb_current=1

#hdmi_group=2

#hdmi_mode=1

#hdmi_mode=87

#hdmi_cvt 480 320 60 6 0 0 0

#hdmi_drive=2

#display_rotate=2 

$ cat /usr/share/X11/xorg.conf.d/99-fbturbo.conf

# This is a minimal sample config file, which can be copied to

# /etc/X11/xorg.conf in order to make the Xorg server pick up

# and load xf86-video-fbturbo driver installed in the system.

#

# When troubleshooting, check /var/log/Xorg.0.log for the debugging

# output and error messages.

#The driver is made by Waveshare&Spotpear

# Run "man fbturbo" to get additional information about the extra

# configuration options for tuning the driver.

Section "Device"

        Identifier      "Allwinner A10/A13 FBDEV"

        Driver          "fbturbo"

        Option          "fbdev" "/dev/fb0"

        Option          "SwapbuffersWait" "true"

EndSection

Section "Device"

        Identifier      "Waveshare 35a spi"

        Driver          "fbturbo"

        Option          "fbdev" "/dev/fb1"

        Option          "SwapbuffersWait" "true"

EndSection

Section "Monitor"

        Identifier      "primary"

EndSection

Section "Screen"

        Identifier      "primary"

        Device          "Waveshare 35a spi"

        Monitor         "rpi spi"

EndSection 

$ sudo apt-get install gnome-video-arcade mame mame-tools

Reading package lists... Done

Building dependency tree

Reading state information... Done

The following additional packages will be installed:

  liblua5.3-0 libsdl2-2.0-0 libsdl2-ttf-2.0-0 mame-data

Suggested packages:

  devhelp mame-doc mame-extra

The following NEW packages will be installed:

  gnome-video-arcade liblua5.3-0 libsdl2-2.0-0 libsdl2-ttf-2.0-0 mame

  mame-data mame-tools

0 upgraded, 7 newly installed, 0 to remove and 49 not upgraded.

Need to get 45.0 MB of archives. 

$ sudo vi /etc/smsc95xx_mac_addr

~$ pptpsetup

perl: warning: Setting locale failed.

perl: warning: Please check that your locale settings:

        LANGUAGE = (unset),

        LC_ALL = (unset),

        LC_PAPER = "en",

        LC_ADDRESS = "en",

        LC_MONETARY = "en",

        LC_NUMERIC = "en",

        LC_TELEPHONE = "en",

        LC_IDENTIFICATION = "en",

        LC_MEASUREMENT = "en",

        LC_TIME = "en",

        LC_NAME = "en",

        LANG = (unset)

    are supported and installed on your system.

perl: warning: Falling back to the standard locale ("C").

/usr/sbin/pptpsetup: too few arguments.

Try '/usr/sbin/pptpsetup --help' for more information. 

#/etc/environment

LANG="ko_KR.utf8"

LANGUAGE="ko_KR;ko;en_GB;en"

LC_ALL="ko_KR.utf8" 

GENERAL: MERGING TWO APPLICATIONS INTO ONE INTEL HEX FILE

Information in this article applies to:

C51 All Versions

C166 All Versions

C251 All Versions

MDK-ARM any Version 

srec_cat.exe HexFile1.hex -Intel HexFile2.hex -Intel -o MergedHexFile.hex -Intel