I am a newbie in the conference world,
I am trying to write some assembly code to communicate with hardware devices, such as serial, parallel, VGA, Keyboard and so on.
I am using the re
Category: Motherboard
Computer case motherboards are also called mainboards, systemboards or motherboards; they are divided into commercial motherboards and industrial motherboards. It is installed in the chassis and is one of the most basic and important components of a microcomputer. The motherboard is generally a rectangular circuit board, on which is installed the main circuit system that composes the computer, generally there are BIOS chips, I/O control chips, key and panel control switch interfaces, indicator plugs, expansion slots, motherboards and plug-in cards. DC power supply connectors and other components.
BIOS notes (continuous updates …)
The following content is a description of the errors that I personally encountered during my tenure as a BIOS engineer, as well as the reasons and solutions.
1.
Source of error: When ad
Supermicro BIOS Recovery – Super.ROM
I have a Supermicro X9SCL+-F motherboard, I flashed a beta BIOS, and then when I tried to flash back to the latest stable, the flash memory broke. I tried to use their SUPER. ROM recovery from the
(2) Serial screen schedule
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Increase button action
Bounce event
if(j0.val<=90)
{
j0.val=j0.val+10
if(j0.val>=100)
{
j0.val=100
}
n0.val=j0.val
}
m
Arduino serial library function
Library function directory
if (Serial)
available()
availableForWrite() begin()
end()
find()
findUntil()
flush() parseFloat()
parseInt()
peek()<
STM32 serial optoth experiment
In experimental phase 1, the timer is timed for 1s to trigger an interrupt, and data is sent out during the interrupt.
The timer is set to 36000 frequency division, the period is set to 2000,
[Computer composition principle] [Harbin Institute of Technology] [Chapter 3 – System Bus] 0304. The structure of bus characteristics and performance indicators and bus
OpenWRT firmware, serial port burning flash
Original address: http://blog.chinaunix.net/uid-25631578-id-4011568.html
AR series partition address
4M flash span>Partition address: Partition name Start address Partition length< /spa
HP-ProLiant – HP ProLiant ML350P G8 Unable to start after installing new CPU
Our server: HP Proliant ml350p g8 is equipped with a single Xeon e5-2609 1.4Ghz processor.
Our manager wants to update a bit, so we checked 2x E5-2609V2 Processor… We ran it through HP Enterpris
Busybox Serial Set Tools Stty
When the system is up, there will be three device nodes ttyS0, ttyS1, ttyS2 in the /dev directory, and set the tx of ttyS0 Connect to PC via serial port with rx, and execute echo 111> ttyS0 in the