CLCD2481 Search Results

7655a

Abstract: CD2481 CL-CD2231 CL-CD2401 CL-CD2431 CL-CD2481 3C3EW CD240 BW-190
Contextual Info: CL-CD2481 Data Book FEATURES • Four full-duplex multi-protocol channels, each running up to 230.4 kbps with 60-MHz clock Programmable Four-Channel ■ Microcode downloadable to on-chip storage supports various asynchronous and synchronous protocols on

RFC-1055

Abstract: PQFP-100 Package footprint CD2231 80X86 CL-CD2231 CL-CD2401 CL-CD2431 CL-CD2481 sdlc ibm signals fcs SDLC
Contextual Info: CL-CD2231/CD24XX Product Bulletin CL-CD2231/CD24XX Product Family The CL-CD2231/CD24XX devices are two/fourchannel synchronous/asynchronous communications controllers, specifically designed to reduce hostsystem processing overhead and increase efficiency in a wide variety of communications applications. The

RFC-1055

Abstract: CL-CD2231 CL-CD2401 CL-CD2431 CL-CD2481 PQFP-100 Package footprint
Contextual Info: CL-CD2481 Product Bulletin FEATURES • Four full-duplex multi-protocol channels, each running up to 230.4 kbps with 60-MHz clock Programmable Four-Channel Communications Controller ■ Microcode downloadable to on-chip storage supports various asynchronous and synchronous protocols on

RFC1055

Abstract: 80X86 CL-CD2231 CL-CD2401 CL-CD2431 CL-CD2481 sdlc ibm signals RFC-1055
Contextual Info: CL-CD2231/CD24XX Product Bulletin CL-CD2231/CD24XX Product Family The CL-CD2231/CD24XX devices are two/fourchannel synchronous/asynchronous communications controllers, specifically designed to reduce hostsystem processing overhead and increase efficiency in a wide variety of communications applications. The

Contextual Info: CL-CD2481 rCIRRUS LOGIC Programmable Communications Controller ;5?$ •s-s$;.^:5r^î: ¿-s-*:* j't - s :. ¿ ir s ii #:;.•« s Before beginning any new design with this device, please contact Cirrus Logic Inc. for the latest errata information. See the back cover of this document for sales office locations and

CLCD2481

Contextual Info: CL-CD2481 Programmable Communications Controller 6. rCIRRUS LOGIC PROGRAMMING EXAMPLES This section provides some examples of CL-CD2481 programming. Included are examples of Global and Per-Channel initialization, and two interrupt service routines. The code was written in Borland Turbo C+.

Contextual Info: CL-CD2481 Programmable Communications Controller rCIRRUS LOGIC 7. DETAILED REGISTER DESCRIPTIONS 7.1 Global Registers 7.1.1 Global Firmware Revision Code Register GFRCR Intel Hex Address: x’82 Motorola Hex Address: x’81 Register Name: GFRCR Register Description: Global Firmware Revision Code Register

stk 142 150

Contextual Info: CL-CD2481 Programmable Communications Controller CIRRUS LOGIC INDEX abbreviations 7 absolute maximum ratings 200 AC electrical characteristics bus arbitration 201 DMA read 201 DMA write 201 host read/write 202 interrupt acknowledge 202 acronyms 7 Addressing mode 99

MSVR

Contextual Info: CL-CD2481 Programmable Communications Controller FCIRRUS LOGIC PIN INFORMATION Pin Diagram — CL-CD2481 î g n £ s ß e s a e e e g s s s s s s a .•□nnnnnnnnnnnnnnnnnnn / RXCIN[3] ~ TXCIN[3] d DSR*[0]C C T S *[0 ][I TXCOUT/DTB*[0]C RTS“[0] C D S R *[1][I

25C026

Abstract: CL-CD2481 ASYNC32
Contextual Info: CL-CD2481  Data Book FEATURES • Four full-duplex multi-protocol channels, each running up to 230.4 kbps with 60-MHz clock Programmable Four-Channel ■ Microcode downloadable to on-chip storage supports various asynchronous and synchronous protocols on

Contextual Info: CL-CD2481 Programmable Communications Controller ^CIRRUS LOGIC 10. ORDERING INFORMATION EXAMPLE CL-CD2481 - 1 0 Q C - B T Cirrus Logic, Inc. =n— TTT I Revision ' Temperature Range: C = Commercial Communications, D ata—I Part number Internal reference number —

Contextual Info: CL-CD2481 Programmable Communications Controller -, i -it i ht svi* : ; 3 s. 3 =>• î ü* =5 =:• =i. =: =:• c: ; : c ’'CIRRUS LOGIC <•.> ? =; . s 9. PACKAGE SPECIFICATIONS 0.65 0.026 0.95 (0.037) 2.57(0.101) 2.87(0.113)' 1.60(0.063) REF I JrJtl

accm

Contextual Info: CL-CD2481 Programmable Communications Controller 11T CIRRUS LOGIC 5. PROTOCOL PROCESSING The protocols supported by the device depend on the microcode image downloaded at boot time. This section describes all protocols included in the standard microcode image from Cirrus Logic.

Contextual Info: CL-CD2481 Programmable Communications Controller rCIRRUS LOGIC T h e s e p r e lim in a r y c h a r a c te r is tic s and tim in g s p e c ific a tio n s a p p ly th e re v is io n ' B ’ CL-CD2481 devices only. The values contained herein are based on prelim inary inform ation

Contextual Info: CL-CD2481 Programmable Communications Controller r CIRRUS LOGIC Acronyms CONVENTIONS Acronym Abbreviations Units of measure Symbol °C IS microsecond (1,000 nanoseconds Hz hertz (cycle per second) Kbit kilobit (1,024 bits) Kbyte kbytes/second AC alternating current

Contextual Info: CL-CD2481 Programmable Communications Controller 'CIRRUS LOGIC 3. FUNCTIONAL DESCRIPTION 3.1 Host Interface word transfers are supported in each of the Bus Slave and DMA Bus Master modes. Figure 3-1 and Figure 3-2 show the signals involved in these trans­

557 timer connections

Abstract: 555 timer logic diagram BUS60
Contextual Info: CL-CD2481 Programmable Communications Controller rCiRRUS LOGIC Before beginning any new design with this device, please contact Cirrus Logic Inc. for the latest errata information. See the back cover of this document for sales office locations and phone numbers. These characteristics and timing specifications apply revision ‘B’ or later

chmd

Abstract: CD2231 CD2401 CD2431 CD2481 CL-CD2481 rfc bb 204
Contextual Info: CD2481 Programmable Four-Channel Communications Controller Datasheet The CD2481 is a four-channel synchronous/asynchronous communications controller specifically designed to reduce host-system processing overhead and increase efficiency in a wide variety of communications applications. A special member of the CD24X1 family, the

Contextual Info: CL-CD2481 DataBook 'CIRRUS LOGIC FEATURES • Four full-duplex multi-protocol channels, each running up to 230.4 kbps with 60-MHz clock Programmable Four-Channel ■ Microcode downloadable to on-chip storage supports various asynchronous and synchronous protocols on

mot3

Contextual Info: CL-CD2481 'CIRRUS LOGIC Programmable Communications Controller :.s:s .ÿ » ¡¿ "y - iïvï ïut :. . v ' i i r j S Æ ' ï : ? :.• 2. REGISTER TABLES Registers in the CL-CD2481 are either Global or Per-Channel. The column ‘Address mode’ in the memory

MTCR

Contextual Info: CL-CD2481 Programmable Communications Controller rClRRUS LOGIC 4. MICROCODE DOWNLOAD The CL-CD2481 has no on-chip protocol processing code; the ROM included on-chip performs only boot­ time tasks such as initializing hardware resources and clearing internal RAM-based register storage loca­