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| Started by | MRAB <python@mrabarnett.plus.com> |
|---|---|
| First post | 2014-11-05 17:56 +0000 |
| Last post | 2014-11-05 17:56 +0000 |
| Articles | 1 — 1 participant |
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Re: [OFF-TOPIC] It is true that is impossible write in binary code, the lowest level of programming that you can write is in hex code? MRAB <python@mrabarnett.plus.com> - 2014-11-05 17:56 +0000
| From | MRAB <python@mrabarnett.plus.com> |
|---|---|
| Date | 2014-11-05 17:56 +0000 |
| Subject | Re: [OFF-TOPIC] It is true that is impossible write in binary code, the lowest level of programming that you can write is in hex code? |
| Message-ID | <mailman.15511.1415210208.18130.python-list@python.org> |
On 2014-11-05 02:30, Dennis Lee Bieber wrote: > On Tue, 4 Nov 2014 13:45:32 -0300, françai s <romapera15@gmail.com> > declaimed the following: > >>I intend to write in lowest level of computer programming as a hobby. >> >>It is true that is impossible write in binary code, the lowest level >>of programming that you can write is in hex code? >> >>What is the lowest level of programming computers that you can write ? >> >>Is binary code? >> >>Is hex code? >> >>Is another machine code? Honestly do not know if it is true that there >>is another machine code beyond the binary and hex code. >> >>Is Assembly? > > Meaningless question -- it all relies upon HOW THE CODE GETS INTO > MEMORY. > > NOT TO MENTION: "binary" and "hex" are just notations. They both > represent a set of bits, but hex uses one character to encode 4 bits while > > binary needs one character for each bit. > > 0xA5 is the SAME as '101001010'b (note: the notation differs with > whatever system you use to enter them -- 0xA5 in C is 16#A5# in Ada, and > 'A5'h in some obsolete systems.. > I've also seen $A3 and 0A3h (it needs to start with a digit in the range 0..9). > If you have an old system with front-panel toggle switches, you set the > switches for binary values, and then push the "enter" switch. > > "machine code" typically implies an instruction set specific to that > machine... ALL computers operate in BINARY logic (a bit only holds 0 or 1). > How you get those bits into the computer is irrelevant. >
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