PLCC may refer to Plastic leaded chip carrier Power line carrier communication disambig de PLCC Short pages monitor This long comment was added to the page to prevent it being listed on Special Shortpages. It and the accompanying monitoring template were generated via Template Longcomment. Please do not remove the monitor template without removing the comment as well. ... more details
Less Chip Carrier Ceramic ref name interfacebusSOIC PLCC Plastic Leaded Chip Carrier ref name interfacebusSOIC ... chip carrier PLCC has a rectangular plastic housing. It is a reduced cost evolution of the ceramic leadless chip carrier CLCC . A premolded PLCC was originally released in 1976, but did not see much ... last Prasad first Ray year 1997 isbn 0 412 12921 3 page 121 ref The PLCC utilizes a J Lead ... L. year 1989 publisher CRC Publishing isbn 0 87170 285 1 page 173 ref PLCC packages can be square or rectangular. Body widths range from 0.35 to 1.15 . The PLCC J Lead configuration requires less ... to the narrow edge of the package. The PLCC is preferred over Dual in line package DIP style chip carriers when lead counts exceed 40 pins due to the PLCC s more efficient use of board surface ... free & green material sets are now qualified standards. A PLCC circuit may either be installed in a PLCC socket or Surface mount technology surface mounted . PLCC sockets may in turn be surface mounted, or use through hole technology . The motivation for a surface mount PLCC socket would be when ... for component replacement without reworking. Using a PLCC socket may be necessary in situations where ... sockets are designed for prototyping with wire wrap ping. A specialized tool called a PLCC extractor facilitates the removal of a PLCC from a socket. This package is still used for a wide variety of device ... Leaded Chip Carrier ko PLCC it PLCC ja PLCC pl Plastic Leaded Chip Carrier pt Plastic leaded chip ... more details
Orphan date February 2009 unreferenced date January 2011 mergeto Quad Flat Package date December 2011 Cerquad , or Ceramic Quadpack , is a type of Surface mount technology surface mount chip package . It uses a ceramic lid that is bonded to the chip with a glass seal. It has Lead electronics pin s on all four sides that wrap under like those of a PLCC package. See also CERDIP Category Chip carriers Compu hardware stub ... more details
Green Local Schools is a school district serving Green, Ohio . Schools Green High School Green, Ohio Green High School grades ninth grade 9 through twelfth grade 12 Green Middle School grades seventh grade 7 and eighth grade 8 Green Intermediate School grades fifth grade 5 and sixth grade 6 Kleckner Elementary grades third grade 3 and fourth grade 4 Green Primary School grades first grade 1 and second grade 2 Greenwood Early Learning Center preschool and kindergarten Career Center The Portage Lakes Career Center or PLCC, is a local building in the Green Local Schools district that allows high school students to take courses that can help them learn skills that would be used in real world jobs. Portage Lakes Career Center is in compliance with the standard and criteria for Postsecondary Schools established by the Board of Trustees of the North Central Association Commission on Accreditation and School Improvement NCA CASI . After school activities Green High School hosts a few after school activities such as writing and typing classes. The high school also offers activities for the community to participate in, even though citizens of Green, Ohio don t usually attend. External links http greenlocalschools.org District Website http www.portagelakescareercenter.org PLCC Website Category School districts in Summit County, Ohio SummitOH school stub ... more details
File Z280 PLCC 1987.png thumb right 251px The Z280 in a PLCC PLCC68 package The Zilog Z280 was an enhancement of the Zilog Z80 architecture introduced in July 1987, basically a slightly improved CMOS version of the earlier NMOS logic NMOS Zilog Z800 , both versions were commercial failures. They added a memory management unit MMU to expand the addressing range to 16 Megabyte MB , features for Computer multitasking multitasking and multiprocessor and coprocessor configurations, a 256 byte cache, and a huge number of new instruction computer science instruction s and addressing modes giving a total of over 2000 combinations . Its internal clock signal ran at 2 or 4 times the external clock s speed e.g. a 16 MHz CPU with a 4 MHz computer bus bus . Later, more successful, enhancements to the Z80 architecture include Hitachi, Ltd. Hitachi HD64180 and Zilog eZ80 , among others. See further Zilog Z800 . Notes More footnotes date July 2009 reflist References cite book title Z280 MPU Microprocessor Unit Preliminary Technical Manual url http www.classiccmp.org hp zilog z280 manual.pdf format pdf accessdate 2009 07 15 year 1989 publisher Zilog location San Jose, California small Note 20MB pdf file small cite book title Z80 Family Data Book year 1989 month January publisher Zilog location San Jose, California cite journal last Reh first Tilmann authorlink date 1991 09 16 title The CPU280 and Z280 journal TCJ url http www.z80.info cpu280.txt accessdate 2009 07 15 Further reading cite web url http mdfs.net Docs Comp Z280 OpList title Full Z280 Opcode List accessdate 2009 07 15 last Harston first J.G. authorlink date 1998 04 15 zilog FOLDOC Category Zilog microprocessors microcompu stub it Zilog Z280 ja Z280 pl Zilog Z280 pt Zilog Z280 ru Zilog Z280 sv Zilog Z280 ... more details
Infobox CPU name Am286 image Am80286 12.jpg image size 200px caption A 68 pin Plastic leaded chip carrier PLCC Am286 12 in a CPU socket produced start 1984 produced end 1990 slowest 8 slow unit MHz fastest 20 fast unit MHz fsb slowest 8 fsb slow unit Mhz fsb fastest 20 fsb fast unit Mhz size from 1.5 m size to soldby Advanced Micro Devices AMD designfirm Intel manuf1 AMD pack1 68 pin Ceramic leaded chip carrier CLCC pack2 68 pin Plastic leaded chip carrier PLCC pack3 68 pin Pin grid array PGA brand1 arch x86 IA 16 microarch 80286 cpuid code numcores 1 l1cache Motherboard dependent l2cache none application Desktop, Embedded predecessor Intel 8086 Am86 , Intel 80186 Am186 successor Am386 AMD started in the x86 business being a second source manufacturer for Intel s chip designs. IBM demanded all its suppliers to have a second manufacturing source, and Intel had to license another company to secure the IBM PC contract. The Am286 was one of the results of this contract, earlier examples being the AMD versions of the Intel 8086 8086 , Intel 8088 8088 , Intel 80186 80186 and Intel 80188 80188 . Essentially just an Intel 80286 80286 , the Am286 was in reality Intel designed all the way, pin and instruction compatible, based upon Intel s microcode . The chip was later sold by AMD as an embedded system embedded central processing unit processor . It had an advantage over its Intel brethren a higher clock speed. Intel s 286s topped out at 12.5 MHz before they switched production to the Intel 80386 i386 , but AMD continued the production of 286 CPUs and had a 16 Mhz version of the 286 for sale in August of 1987, later even offering a 20 MHz version. gallery Image Ic photo AMD R80286 10 S 286 CPU .png A CLCC version of the Am286 10 Image Ic photo AMD R80286 12 S 286 CPU .jpg A CLCC version of the Am286 12 Image KL AMD 80286 CLCC Bottom.jpg A CLCC version of the Am286 16 Image Ic photo AMD N80L286 16 S 286 CPU .png A PLCC version of the Am286 16 Image Am286.jpg Am286 processor. ... more details
The Mega II is a custom integrated circuit chip from Apple Computer used in some of their Apple II product line. It was used particularly in the Apple IIGS microcomputer , and an updated version, called the Gemini chip, was used in the Apple IIe Card for the Macintosh LC . This custom Application specific integrated circuit ASIC integrated most of the circuitry from earlier Apple II models onto one 84 pin Plastic leaded chip carrier PLCC integrated circuit , drastically simplifying design and cost for Apple. The Mega II contained the functional equivalent of an entire Apple IIe computer sans processor , which, combined with the WDC 65C02 65C02 emulation mode of the WDC 65C816 65C816 processor, provided full support for legacy Apple II software in the Apple IIGS. The result was one of the earliest single chip examples of full system hardware emulation . History In 1984, after the cancellation of the Apple IIx project, Dan Hillman and Jay Rickard, engineers at Apple, were assigned to lower the cost of the Apple II. They were able to compress the design of almost the entire Apple II onto one chip which they named Mega II. ref http apple2history.org history ah10.html Apple II History, Chapter 10 The Apple IIGS ref When the 16 bit Apple IIGS project came onto the table, the virtually completed design of the Mega II was a clear starting point for seamless backwards 8 bit system compatibility. References references Category Apple II family ... more details
Image KL MME U80601PC08.jpg right thumb U80601 8 MHz version . The U80601 was a 16 bit microprocessor made in 1989 1990 in the former East Germany German Democratic Republic of East Germany and thus outside Intel s power to stop it being made or sold. It was manufactured in nMOS logic NMOS technology and encased in a Plastic leaded chip carrier PLCC or ceramic CLCC package first samples . This Central Processing Unit CPU was a near identical copy of the Intel 80286 microprocessor. The U80600 system included the following chips U80601 CPU U80606 Bus controller U80608 Error detection and correction U80610 Memory management unit Memory Management Unit MMU for 16 kbit to 256 kbit DRAMs Planned, but never released U80612 Clock generator equiv. to DS80612, SAB82284 U80613 FPU equiv. to Intel 8087 floating point math coprocessor U80614, U80617, U80619 Rolanet Rolanet 2 network controller similar to Ethernet, IEEE 602.3 U80620 Integrated peripheral controller Chips and Technologies CHIPS or SAB82C206 U80621 VGA graphics controller equiv. to Tseng Labs ET3000 U80622 RAMDAC equiv. to Inmos IMSG171P50 electronics stub Category Microprocessors de MME U80601 ... more details
to launch a revolutionary proto government, the People s Liberation Central Committee. The PLCC was led by Son Ngoc Minh. Assisting him the PLCC had three vice presidents Chan Samay, Sieu Heng the PLCC ... secretary of PLCC. Non Suon was the sixth member of the PLCC leadership. ref name two On June 19 ... more details
leaded chip carrier PLCC Amiga 500 to Rev 5.x NTSC Amiga 2000 model B to Rev 4.5 NTSC 8371 PLCC Amiga ... carrier PLCC Fat Agnus named Fat Lady on most Amiga2000 mainboard 8370 8371 3872 8372A 8372AB 8372B ... Manual Pinout PLCC Versions When swapping upgrading chips pinouts need to be taken care of. Types ... more details
as administrative offices for various PLCC programs. Mr. Edwin Gould & the Building of Gould Cottage ... Training for Teens Program at PLCC began in 1987 as the Tutor Mentor Program. The program began ... was closed in 2003. PLCC s Independent Living Program began in 1987 within a residential home on Cooper ... brick home on the southwest corner of North Parkway and Dunlap. Not only did PLCC restore the usefulness ... to Memphis. PLCC was approached to implement the program and the search began for funding. In 1995 PLCC received an AmeriCorps grant to begin the HIPPY program, with matching funds from Goals 2000 .... 2000 & Beyond Early Head Start Services Begin In 1998, PLCC received a five year grant from the U.S. ... on the north end of the PLCC campus. In June 2000 Early Head Start began offering a combination of home based and center based Early Head Start services. In March 2001, PLCC received an expansion grant ... at its Les Passees Center. In September 2005, MIFA requested and PLCC agreed to take over operations ... is the highest level of accreditation that a child care program can attain. In the fall of 1998, PLCC ... was passed through PLCC and the United for Children program was begun. United for Children ended in 2000 when PLCC did not receive adequate funding to sustain the program. Additional Renovations are Made at Porter Leath 1998 brought renewed focus on the long neglected physical plant of the PLCC ... Makes High Quality a Top Priority On September 18, 1998, PLCC initiated its first Total Quality Management ... II in 2000. PLCC received the State of Tennessee Level II Quality Award and the prestigious Horizon Award from the Grant Center in 2002. In 2004, PLCC was recognized with the Level III quality .... Head Start Services Begin In October 2001, PLCC opened its first Head Start center at 1600 Ash ... s first ever website in June 2001. American Way Head Start opened as PLCC s second Head Start ... of nutrition education through a well balanced and varied diet. PLCC saw a need for such a program ... more details
M. Holton as its first president. The PLCC was, and still is, a volunteer organization which collected dues from families living in Putnam Lake. The PLCC once provided paved roads, electricity, and fire ... the community swimming pool, clubhouse, and tennis court. The PLCC now owns and is responsible for the beaches ... more details
up a PSC pole yard at Samayanallur near Madurai in 1970. Power line Carrier Communication PLCC in Grid Operation TNEB is the pioneer in India in introducing PLCC system for its own communication requirements.PLCC ... and protection tripping.In 1960 PLCC sets and protection couplers of Brown Boveri Corporation, Switzerland ... more details
Image EnsoniqESPchip.jpg right Ensoniq ESP DSP Image EnsoniqESP.jpg thumb ESP daughtercard The Ensoniq ESP was used in many of the company s musical instruments and on their Ensoniq Soundscape Elite Soundscape Elite PC industry standard architecture ISA sound card . It was used to enhance the synthesizer s audio samples with digital effects, enhancing the realism of the overall sound. The ESP chip was a custom digital signal processor DSP chip with over 75,000 transistors . It had an instruction set that was optimized for manipulating audio data, which has typical Sampling frequency sample rates of between 10 kHz and 50 kHz. The ESP was capable of creating a wide range of digital effects including Reverberation reverb , Delay audio effect delay , Echo phenomenon echo , flanging , Chorus effect chorusing , Harmonic harmonizing , equalization , and distortion , and was capable of generating multiple effects simultaneously. The ESP was a Very Large Scale Integration VLSI device designed in a 1.0 micrometre double metal CMOS process. The multiplicity and flexibility of the data paths in the ESP allowed many DSP operations to be accomplished in a minimum number of microcode microinstructions steps. Its nominal instruction cycle was 250 nanosecond ns , yielding program lengths from about 64 to 160 microinstructions at typical sample rates. Because the ESP chip was fully Computer program programmable , the range of effects was unlimited. The major features of the ESP chip were 48 Pin Dual in line package DIP or 52 Pin PLCC Separate Address Generator Arithmetic logic unit ALU 4 Programmable Serial I O Channels I S or Sony Format On Chip Data and Microprogram Memory 8 Bit Address Data Multiplexed Host CPU Interface External Sample Rate Synchronization Multiplexed Addressing for Simple DRAM Interface Host Access to ESP DRAM The architecture of the ESP chip was implemented by the following major components ALU 24 bit wide, capable of 16 different instructions Multiplier 24x24 ... more details
Infobox software name Flashrom logo screenshot caption collapsible developer flashrom team released latest release version 0.9.5.2 ref http flashrom.org Flashrom 0.9.5 ref latest release date Release date and age 2012 03 08 latest preview version latest preview date frequently updated programming language C programming language C operating system DragonflyBSD , DOS , FreeBSD , kFreeBSD , Linux , Mac OS X , NetBSD , OpenBSD , Solaris operating system Solaris , Windows partial platform size language English language English status genre Firmware utility license GNU General Public License website http www.flashrom.org Flashrom is a universal flash programming utility used to detect, read, verify, erase, or write BIOS chips in Dual in line package DIP , Plastic leaded chip carrier PLCC , Small outline integrated circuit SOIC , Thin small outline package TSOP , or Ball grid array BGA packages. It supports parallel, Low Pin Count LPC , FWH and Serial Peripheral Interface Bus SPI flash interfaces. It can be used to flash firmware images such as BIOS or coreboot , or to back up an existing firmware. It is free software released under the terms of the GNU General Public License version 2. It has pciutils and zlib as dependencies, for some programmers also libftdi. It is run from user space and usually requires superuser privileges except when using supported USB devices as programmer . Backup the current BIOS image into a file flashrom r backup.bin It supports over 288 flash chip families, 177 chipsets, 374 mainboards, 50 PCI devices, 9 USB devices and various parallel serial port and USB based devices which can be used as programmers. It supports cross flashing and hot flashing. See also Portal Free software BIOS Firmware coreboot OpenBIOS References Reflist External links http www.flashrom.org Project website http www.flashrom.org Supported hardware List of supported hardware http www.phoronix.com scan.php?page article&item coreboot flashrom Phoronix Flashing Your Motherbo ... more details
near Madurai in 1970. Power line Carrier Communication PLCC in Grid Operation TNEB is the pioneer in India in introducing PLCC system for its own communication requirements.PLCC system utilizes ... PLCC sets and protection couplers of Brown Boveri Corporation, Switzerland make were put into service ... more details
yard at Samayanallur near Madurai in 1970. Power line Carrier Communication PLCC in Grid Operation TNEB is the pioneer in India in introducing PLCC system for its own communication requirements.PLCC system ... 1960 PLCC sets and protection couplers of Brown Boveri Corporation, Switzerland make were put ... more details
line Carrier Communication PLCC in Grid Operation TNEB is the pioneer in India in introducing PLCC ... speed data communication 200 bps and protection tripping.In 1960 PLCC sets and protection couplers ... more details
Image KL Motorola 68HC11.jpg thumb Motorola MC68HC11, plastic DIP. Image MC68HC11 microcontroller.jpg 180px right thumb The MC68HC11A8 is available in a 48 pin dual in line package DIP , as well as the 52 pin plastic leaded chip carrier PLCC as shown above. The 68HC11 6811 or HC11 for short is an 8 bit microcontroller C family introduced by Motorola in 1985. ref Hambley, Allan R. 1839 . http books.google.com books?id MtpIHCEVKacC&pg PA417&lpg PA417 Electrical Engineering Principles and Applications , Pearson Higher Education. p. 417. Digitized by Google. Retrieved on May 17, 2010. ref Now produced by Freescale Semiconductor , it descended from the Motorola 6800 microprocessor . It is a Complex instruction set computer CISC microcontroller. The 68HC11 devices are more powerful and more expensive than the Freescale 68HC08 68HC08 microcontrollers, and are used in barcode readers, hotel card key writers, amateur robotics, and various other embedded system s. The MC68HC11A8 was the first MCU to include CMOS EEPROM. ref http www.68bits.com M68HC11 Reference Manual ref Internally, the HC11 instruction set is upward compatible with the Motorola 6800 6800 , with the addition of a Y index register . Instructions using the Y register have opcode s prefixed with the byte hexadecimal 0x 18 . It has two 8 bit eight bit Accumulator computing accumulator s, A and B, two 16 bit sixteen bit index register s, X and Y, a condition code register, a 16 bit stack data structure stack pointer computer programming pointer , and a program counter . In addition, there is an 8 x 8 bit multiply A x B , with full 16 bit result, and Fractional Integer 16 bit by 16 bit Divide instructions. A range of 16 bit instructions treat the A and B registers as a combined 16 bit D register for comparison X and Y registers may also be compared to 16 bit memory operands , addition, subtraction and shift operations, or can add the B accumulator to the X or Y index registers. Bit test operations have also been ... more details
multiple issues copy edit December 2011 one source December 2011 technical December 2011 Image RUS IC.JPG right thumb Early USSR made integrated circuit Integrated circuit packaging is the final stage of Fabrication semiconductor semiconductor device fabrication per se , followed by IC testing. The die , which represents the core of the device, is encased in a support that prevents physical damage and corrosion and supports the electrical contacts required to assemble the integrated circuit into a system. In the integrated circuit industry it is called simply packaging and sometimes semiconductor device assembly , or simply assembly . Also, sometimes it is called encapsulation or seal , by the name of its last step, which might lead to confusion, because the term packaging generally comprises the steps or the technology of mounting and interconnecting of devices. Approaches The earliest integrated circuits were packaged in Flatpack electronics ceramic flat packs , which continued to be used by the military for their reliability and small size for many years. Commercial circuit packaging quickly moved to the dual in line package DIP , first in ceramic and later in plastic. In the 1980s pin counts of VLSI circuits exceeded the practical limit for DIP packaging, leading to pin grid array PGA and leadless chip carrier LCC packages. Surface mount packaging appeared in the early 1980s and became popular in the late 1980s, using finer lead pitch with leads formed as either gull wing or J lead, as exemplified by small outline integrated circuit a carrier which occupies an area about 30 50 less than an equivalent Dual in line package DIP , with a typical thickness that is 70 less. This package has gull wing leads protruding from the two long sides and a lead spacing of 0.050 inches. Small outline integrated circuit SOIC and Plastic leaded chip carrier PLCC packages. In the late 1990s, PQFP plastic quad flat pack PQFP and thin small outline package s TSOP became the most comm ... more details
notability products date July 2009 File KL Zilog Z180.jpg thumb right Older Z180 in PLCC package the smaller QFP and LQFP packages are more common today . File KL Zilog Z180 DIP.jpg thumb Z8S180. The Zilog Z180 8 bit processor is a successor of the Zilog Z80 Z80 CPU. It is compatible with the large base of software written for the Z80. ref cite web url http www.z80.info z80lives.htm quote The designers picked an architecture compatible with the Z80, giving Z80 users a completely software compatible upgrade path title The Z80 Lives last Ganssle first Jack year 1992 ref The Z180 family adds higher performance and integrated peripheral functions like clock generator, 16 bit counters timers, interrupt controller, wait state generators, serial ports and a DMA controller. ref cite book page 13 isbn 978 0 12 274880 6 author Jack G. Ganssle. year 1992 publisher Academic Press location San Diego title The art of programming embedded systems ref It uses separate read and write strobes, sharing similar timings with the Z80 and Intel processors. ref cite book page 34 isbn 978 0 7506 7534 5 author Stuart R. Ball. year 2002 publisher Newnes location Amsterdam title Embedded microprocessor systems real world design ref The on chip memory management unit MMU has the capability of addressing up to 1 Megabyte MB of memory. It is possible to configure the Z180 to operate as the Hitachi HD64180 . class wikitable Chip Speed MHz Timers I O Comm. Contr. Others Z80180 6, 8, 10 2 N S CPU 1 MB MMU, 2xDMAs, 2xUARTs Z80181 10 1 16 CPU 1 MB MMU, 2xDMAs, 2xUARTs Z80182 16, 33, 20 0 Clock Serial, 24 ESCC, CSIO, UART S180 Megacell, 2xESCC channels, 16550 MIMIC Z80195 20, 33 4 7 24 SCC, CSIO, UART Z8L180 20 2 Clock Serial CSIO, UART 1 MB MMU, 2xDMAs, 2xUARTs, 3.3 V Operation Z8L182 20 0 Clock Serial ESCC, CSIO, UART S180 Megacell, 2xESCC channels, 16550 MIMIC, 3.3V operation Z8S180 10, 20, 33 2 Clock Serial UART, DMA, I2C, SPI 1 MB MMU, 2xDMAs, 2xUARTs Z80182 The Zilog Z80182 is an enhanced, faster ... more details
Encyclopedia
top
