VAX 8250 - Revision history

Jnc: +More docs, new cats

2024-05-19T01:58:52Z

+More docs, new cats

Vaxorcist: Corrected CPU-clock to 6.25MHz

2023-05-22T12:16:54Z

Corrected CPU-clock to 6.25MHz

Jnc: +Nav VAX

2023-03-26T17:57:54Z

+Nav VAX

Jnc: Put in standard format, add brief overview, link manuals

2023-03-26T16:55:29Z

Put in standard format, add brief overview, link manuals

Jnc: 1 revision imported: Uploading VAX pages from Antonio's wiki

2017-07-29T12:26:07Z

1 revision imported: Uploading VAX pages from Antonio's wiki

Antonioc: Antonioc moved page VAX 8250 systems to DEC VAX 8250 systems without leaving a redirect

2017-07-07T21:41:14Z

Antonioc moved page VAX 8250 systems to DEC VAX 8250 systems without leaving a redirect

New page

== VAX 8250 systems ==

{{InfoboxVAX-Data
| name = VAX 8250
| Announcement = 2 March 1987
| Codename = Sargas
| OS-support-VMS = VMS V4.5
| OS-support-ULTRIX = ULTRIX V2.0 [[#ref_1|[1]]]
| CPU-name-VMS = KA825
| CPU-name-console = None
| CPU-module = KA825
| Module = T1001-YA
| Num-proc = 1
| VMS-CPU = 5
| VMS-XCPU = 0
| SID = 05903914
| XSID = 00000000
| CPU-chip = V11 [[#ref_1|[1]]]
| CPU-technology = ZMOS
| CPU-cycle = 160ns
| CPU-clock = 50MHz [[#ref_1|[1]]]
| Instruction-buffer = 8 bytes [[#ref_2|[2]]]
| Translation-buffer = 512 entries
| Control-store = 15K 40-bit words [[#ref_2|[2]]]
| WCS = 1K 40-bit words [[#ref_2|[2]]]
| Cache = 8KB (160ns) [[#ref_2|[2]]]
| Compatibility-mode = No
| Console-processor = CPU
| Console-device = None
| Minimum-memory = 4MB
| Maximum-memory = 128MB [[#ref_2|[2]]]
| Memory-checking = 7-bit ECC/longword [[#ref_2|[2]]]
| Max-I/O-throughput = 13.3MB/s [[#ref_2|[2]]]
| BUS-UNIBUS = 1 @ 1.5MB/s
| BUS-vaxbi = 1 @ 13.3MB/s
| LAN-support = optional
| VUPs = 1.2 [[#ref_2|[2]]]
}}

== References ==

<div id="ref_1">[1] KA825 Maintenance Advisory. EK-KA825-MA-001</div>
<div id="ref_2">[2] VAX Systems Hardware Handbook -- VAXBI Systems. EB-31692-46</div>

@@ Line 35: / Line 35: @@
 | VUPs = 1.2 [[#ref_2|[2]]]
 }}
 The '''VAX 8250''' is an improved version of the [[VAX 8200]] mid-range [[VAX]] uni-processor system built around the [[VAX Bus Interconnect|VAXBI]] [[bus]]; it has the improved [[KA825 CPU]] in place of the [[KA820 CPU]] of the VAX 8200.
@@ Line 47: / Line 46: @@
 ==External links==
 * [http://www.bitsavers.org/pdf/dec/vax/8200/KA825MA1.TXT KA825 Maintenance Advisory] (EK-KA825-MA-001)
 * [https://manx-docs.org/collections/antonio/dec/83xupin1.pdf VAX 8200 to VAX 8350 and VAX 8250 to VAX 8350 Upgrade Procedures] (EK-83XUP-IN-001)
@@ Line 52: / Line 53: @@
 {{Nav VAX}}
-[[Category: DEC VAX systems]]
+[[Category: VAX Superminis]]

@@ Line 1: / Line 1: @@
 {{InfoboxVAX-Data
 | name = VAX 8250
@@ Line 52: / Line 49: @@
 * [http://www.bitsavers.org/pdf/dec/vax/8200/KA825MA1.TXT KA825 Maintenance Advisory] (EK-KA825-MA-001)
 * [https://manx-docs.org/collections/antonio/dec/83xupin1.pdf VAX 8200 to VAX 8350 and VAX 8250 to VAX 8350 Upgrade Procedures] (EK-83XUP-IN-001)
 [[Category: DEC VAX systems]]

@@ Line 17: / Line 17: @@
 | CPU-technology = ZMOS
 | CPU-cycle = 160ns
-| CPU-clock = 50MHz [[#ref_1|[1]]]
+| CPU-clock = 6.25MHz [[#ref_1|[1]]]
 | Instruction-buffer = 8 bytes [[#ref_2|[2]]]
 | Translation-buffer = 512 entries

@@ Line 39: / Line 39: @@
 }}
-== References ==
+The '''VAX 8250''' is an improved version of the [[VAX 8200]] mid-range [[VAX]] uni-processor system built around the [[VAX Bus Interconnect|VAXBI]] [[bus]]; it has the improved [[KA825 CPU]] in place of the [[KA820 CPU]] of the VAX 8200.
- <div id="ref_1">[1] KA825 Maintenance Advisory. EK-KA825-MA-001</div>
+{{stub}}
- <div id="ref_2">[2] VAX Systems Hardware Handbook -- VAXBI Systems. EB-31692-46</div>

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