From: AdaMagica <christ-usch.grein@t-online.de>
Subject: Re: Creating several types from a base type and conversion
Date: Fri, 24 Jan 2020 02:04:18 -0800 (PST)
Date: 2020-01-24T02:04:18-08:00 [thread overview]
Message-ID: <b48c186c-99b7-434d-a1a4-94762af97684@googlegroups.com> (raw)
In-Reply-To: <4878f44b-9f82-45d0-86eb-a63894a2c5bf@googlegroups.com>
Am Freitag, 24. Januar 2020 10:35:04 UTC+1 schrieb Ken Roberts:
> It was my understanding that big/little-endian representations were mainly how
> data was accessed from memory that used 8-bit bytes for physical memory layout.
>
> Using a 16-bit register as an example:
>
> register: [first byte][second byte]
Assuming the register is interpreted as a signless whole number, first byte is the MSB, second byte the LSB.
>
> In big-endian format the memory usage would be:
>
> adx 0: [first byte] MSB
> adx 1: [second byte] LSB
> adx 2: [first byte]
> adx 3: [second byte]
>
> In little-endian format the memory usage would be:
>
> adx 0: [second byte] LSB
> adx 1: [first byte] MSB
> adx 2: [second byte]
> adx 3: [first byte]
>
> Is my understanding off?
So it's OK. See
https://en.wikibooks.org/wiki/Ada_Programming/Attributes/%27Bit_Order
next prev parent reply other threads:[~2020-01-24 10:04 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-18 7:32 Creating several types from a base type and conversion Ken Roberts
2020-01-18 12:16 ` Simon Wright
2020-01-18 12:49 ` Ken Roberts
2020-01-18 14:56 ` Bill Findlay
2020-01-18 16:13 ` Jeffrey R. Carter
2020-01-18 18:20 ` Bill Findlay
2020-01-18 18:32 ` Jeffrey R. Carter
2020-01-18 20:34 ` Simon Wright
2020-01-20 16:38 ` Bill Findlay
2020-01-18 22:20 ` Ken Roberts
2020-01-18 15:09 ` Simon Wright
2020-01-18 22:16 ` Ken Roberts
2020-01-18 22:35 ` Simon Wright
2020-01-18 23:03 ` Ken Roberts
2020-01-18 23:38 ` Simon Wright
2020-01-19 0:12 ` Ken Roberts
2020-01-19 9:37 ` Simon Wright
2020-01-19 11:48 ` AdaMagica
2020-01-19 14:51 ` Simon Wright
2020-01-19 15:24 ` Niklas Holsti
2020-01-19 16:11 ` Optikos
2020-01-19 0:33 ` Ken Roberts
2020-01-19 0:07 ` Niklas Holsti
2020-01-18 15:47 ` Simon Wright
2020-01-21 21:35 ` Shark8
2020-01-21 23:06 ` Niklas Holsti
2020-01-22 1:08 ` Ken Roberts
2020-01-22 14:18 ` Ken Roberts
2020-01-22 8:37 ` Simon Wright
2020-01-22 14:32 ` Shark8
2020-01-22 15:40 ` Simon Wright
2020-01-18 14:17 ` Optikos
2020-01-18 17:57 ` Niklas Holsti
2020-01-18 22:59 ` Ken Roberts
2020-01-19 0:30 ` Niklas Holsti
2020-01-19 1:07 ` Ken Roberts
2020-01-19 3:37 ` Ken Roberts
2020-01-23 21:39 ` Optikos
2020-01-24 9:35 ` Ken Roberts
2020-01-24 10:04 ` AdaMagica [this message]
2020-01-24 12:38 ` Optikos
2020-01-24 15:01 ` Ken Roberts
2020-01-24 15:22 ` Simon Wright
2020-01-24 15:40 ` Ken Roberts
2020-01-24 15:54 ` Simon Wright
2020-01-25 10:37 ` Ken Roberts
2020-01-25 10:44 ` Ken Roberts
2020-01-25 20:26 ` Shark8
2020-01-27 14:10 ` Ken Roberts
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