Please enable JavaScript.
Coggle requires JavaScript to display documents.
ASCII (127 characters (31 puntuation marks & special symbols (£ to…
ASCII
127 characters
There are different codes for capital letters
65-90
lower case
97-122
96 characters
31 puntuation marks & special symbols
£ to relace #
grouping
in 7 bits
0 at front to make it one byte
limited
extended ASCII
european langauges
accents
tildes
mathematcal operators
mathetaical operators
computing operators
became several variants
e.g. £ to replace #
Unicode
16 bit 32 bit
UTF-8
variable size
variable
Old
limted
128 characters
what they need to know
Computers use
binary
character sets inbinary rep
first 32 chars
special
space
enter
l
First 32
teletypes
old system
mainframe
used S
commands three letter
send
receive
numbers
dont match binary values
resolve compatibility issues
standarisation
Unicode