KE11-B Extended Arithmetic Element - Revision history

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	* [http://wwcm.synology.me/pdf/KE11-B%20Arithmetic%20Unit%20Engineering%20Drawings.pdf KE11-B Engineering Drawings]		* [http://wwcm.synology.me/pdf/KE11-B%20Arithmetic%20Unit%20Engineering%20Drawings.pdf KE11-B Engineering Drawings]

	~~{{PDP-11s}}~~

	[[Category: PDP-11s]]		[[Category: PDP-11s]]
	[[Category: UNIBUS]]		[[Category: UNIBUS]]

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External links: +cat

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	[[Category: PDP-11s]]		[[Category: PDP-11s]]
			[[Category: UNIBUS]]

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	The original KE11-A was produced for use with the [[PDP-11/20]], whose [[KA11 CPU]] did not have multply, divide, or multi-bit shift operations. As a UNIBUS peripheral, not integrated into the [[Central Processing Unit\|CPU]], it was also usable with other models, e.g. the [[PDP-11/05]] and [[PDP-11/04]], which likewise did not implement multiplication in [[hardware]], etc. The KE11-B can likewise be used with these later models.		The original KE11-A was produced for use with the [[PDP-11/20]], whose [[KA11 CPU]] did not have multply, divide, or multi-bit shift operations. As a UNIBUS peripheral, not integrated into the [[Central Processing Unit\|CPU]], it was also usable with other models, e.g. the [[PDP-11/05]] and [[PDP-11/04]], which likewise did not implement multiplication in [[hardware]], etc. The KE11-B can likewise be used with these later models.

			{{semi-stub}}

			==Further reading==

			* ''KE11-B User Manual'' (EK-KE11B-OP) - not online
			* ''KE11-B Maintenance Manual'' (EK-KE11B-MM) - not online

			==External links==

			* [http://wwcm.synology.me/pdf/KE11-B%20Arithmetic%20Unit%20Engineering%20Drawings.pdf KE11-B Engineering Drawings]

	{{PDP-11s}}		{{PDP-11s}}

	[[Category: PDP-11s]]		[[Category: PDP-11s]]

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	The '''KE11-B Extended Arithmetic Element''' is a [[program compatible]] re-implementation (on a single [[DEC card form factor\|hex]] board - the M7840) of the [[KE11-A Extended Arithmetic Element]], an autonomous [[UNIBUS]] [[peripheral]] which can perform a variety of arithmetic or logical operations:		The '''KE11-B Extended Arithmetic Element''' is a [[program compatible]] re-implementation (on a single [[DEC card form factor\|hex]] board - the M7840) of the [[KE11-A Extended Arithmetic Element]], an [[Extended Arithmetic Element]] built as an autonomous [[UNIBUS]] [[peripheral]], which can perform a variety of arithmetic or logical operations:

	* multiplication		* multiplication
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	** [[normalization]]		** [[normalization]]

	(The last is used for ~~implementation of~~ [[floating point]] in [[software]].)		(The last is used for carrying out [[floating point]] computations in [[software]].)

	The original KE11-A was produced for use with the [[PDP-11/20]], whose [[KA11 CPU]] did not have multply, divide, or multi-bit shift operations. As a UNIBUS peripheral, not integrated into the [[Central Processing Unit\|CPU]], it was also usable with other models, e.g. the [[PDP-11/05]] and [[PDP-11/04]], which likewise did not implement multiplication in [[hardware]], etc. The KE11-B can be used with these later models.		The original KE11-A was produced for use with the [[PDP-11/20]], whose [[KA11 CPU]] did not have multply, divide, or multi-bit shift operations. As a UNIBUS peripheral, not integrated into the [[Central Processing Unit\|CPU]], it was also usable with other models, e.g. the [[PDP-11/05]] and [[PDP-11/04]], which likewise did not implement multiplication in [[hardware]], etc. The KE11-B can likewise be used with these later models.

	{{PDP-11s}}		{{PDP-11s}}

	[[Category: PDP-11s]]		[[Category: PDP-11s]]

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	The '''KE11-B Extended Arithmetic Element''' is a program-compatible re-implementation (on a single [[DEC card form factor\|hex]] board - the M7840) of the [[KE11-A Extended Arithmetic Element]], an autonomous [[UNIBUS]] [[peripheral]] which can perform a variety of arithmetic or logical operations:		The '''KE11-B Extended Arithmetic Element''' is a [[program compatible]] re-implementation (on a single [[DEC card form factor\|hex]] board - the M7840) of the [[KE11-A Extended Arithmetic Element]], an autonomous [[UNIBUS]] [[peripheral]] which can perform a variety of arithmetic or logical operations:

	* multiplication		* multiplication

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norm use

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	** arithmetic shift		** arithmetic shift
	** [[normalization]]		** [[normalization]]

			(The last is used for implementation of [[floating point]] in [[software]].)

	The original KE11-A was produced for use with the [[PDP-11/20]], whose [[KA11 CPU]] did not have multply, divide, or multi-bit shift operations. As a UNIBUS peripheral, not integrated into the [[Central Processing Unit\|CPU]], it was also usable with other models, e.g. the [[PDP-11/05]] and [[PDP-11/04]], which likewise did not implement multiplication in [[hardware]], etc. The KE11-B can be used with these later models.		The original KE11-A was produced for use with the [[PDP-11/20]], whose [[KA11 CPU]] did not have multply, divide, or multi-bit shift operations. As a UNIBUS peripheral, not integrated into the [[Central Processing Unit\|CPU]], it was also usable with other models, e.g. the [[PDP-11/05]] and [[PDP-11/04]], which likewise did not implement multiplication in [[hardware]], etc. The KE11-B can be used with these later models.

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2019-10-08T20:24:45Z

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	The '''KE11-B Extended Arithmetic Element''' is a program-compatible re-implementation, on a single [[DEC card form factor\|hex]] board, the M7840, of the [[KE11-A Extended Arithmetic Element]], an autonomous [[UNIBUS]] [[peripheral]] which can perform a variety of arithmetic or logical operations:		The '''KE11-B Extended Arithmetic Element''' is a program-compatible re-implementation (on a single [[DEC card form factor\|hex]] board - the M7840) of the [[KE11-A Extended Arithmetic Element]], an autonomous [[UNIBUS]] [[peripheral]] which can perform a variety of arithmetic or logical operations:

	* multiplication		* multiplication

Jnc: All I know! :-)

2019-08-24T15:08:19Z

All I know! :-)

New page

The '''KE11-B Extended Arithmetic Element''' is a program-compatible re-implementation, on a single [[DEC card form factor|hex]] board, the M7840, of the [[KE11-A Extended Arithmetic Element]], an autonomous [[UNIBUS]] [[peripheral]] which can perform a variety of arithmetic or logical operations:

* multiplication
* division
* multi-bit shifts
** logical shift
** arithmetic shift
** [[normalization]]

The original KE11-A was produced for use with the [[PDP-11/20]], whose [[KA11 CPU]] did not have multply, divide, or multi-bit shift operations. As a UNIBUS peripheral, not integrated into the [[Central Processing Unit|CPU]], it was also usable with other models, e.g. the [[PDP-11/05]] and [[PDP-11/04]], which likewise did not implement multiplication in [[hardware]], etc. The KE11-B can be used with these later models.

{{PDP-11s}}

[[Category: PDP-11s]]

← Older revision		Revision as of 23:15, 19 October 2021
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	* ''KE11-B User Manual'' (EK-KE11B-OP) - not online		* ''KE11-B User Manual'' (EK-KE11B-OP) - not online
	* ''KE11-B Maintenance Manual'' (EK-KE11B-MM) - not online		* ''KE11-B Maintenance Manual'' (EK-KE11B-MM) - not online, available in fiche

	==External links==		==External links==