x68c64 slic ? e 2 1 ? xicor, inc. 1993, 1995, 1996 patents pending characteristics subject to change without notice 2134-1.6 7/9/96 t0/c1/d0 ns e 2 micro-peripheral 64k x68c64 slic ? e 2 8192 x 8 bit 68hc11 microcontroller family compatible slic ? e 2 and concurrent read write ? are trademarks of xicor, inc. representative circuit features slic (self loading integrated code) firmware ? automatically downloads users software into 68hc11 based systems ? features load, verify, and block protection capabilities ? transfers baud rate 9600 at 8mhz ? concurrent read write ? dual plane architecture isolates read/write functions between planes allows continuous execution of code from one plane while writing in the other plane ? multiplexed address/data bus direct interface to popular 68hc11 family ? block protect register individually set write lock out in 1k blocks ? toggle bit polling early end of write detection ? page mode write allows up to 32 bytes to be written in one write cycle description the x68c64 slic e 2 is a highly integrated e 2 microcontroller peripheral which combines the func- tionality of the x68c64 component with pre-loaded software routines allowing any embedded system using it to upgrade and download software via the serial port. this self-loading integrated code elimi- nates the need to initially program the firmware into a memory device at the time of initial manufacture. the slic e 2 routines also greatly facilitate the loading of subsequent versions of the firmware into the system. the slic e 2 routines consist of approximately 500 bytes of instructions for the 68hc11 which will ini- tialize the microcontroller and its on-board uart and upload the users software through the uart. the baud rate for the transfer is 9600 based on a crystal frequency of 8mhz. data transfer is accom- plished using a proprietary format called xcom. xicor also has developed a program for ibm pcs and compatibles called xslic, which will translate an intel hex or motorola s-record format file into xcom format and download the program to a x68c64 slic e 2 . pc0
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28 24 v cc 12 v ss v cc 29 25 24 extal moda 43 txd 42 rxd modb irq xirq osc 68hc11 x68c64 41 40 v cc ibm pc
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drivers 2134 ill f01.2 a pplication n otes and d evelopment s ystem available an62 ? an64 ? an66 ? an68 ? an74 ? xk68
x68c64 slic ? e 2 2 pin names symbol description as address strobe a/d 0 Ca/d 7 address inputs/data i/o a 8 Ca 12 address inputs e enable input r/ w read/write input ce chip enable wc write control sel device selectconnect to v ss v ss ground v cc supply voltage 2134 pgm t01 the x68c64 component is an 8k x 8 e 2 prom fabri- cated with advanced cmos textured poly floating gate technology. the x68c64 features a multiplexed address and data bus allowing direct interface to a variety of popular single-chip microcontrollers oper- ating in expanded multiplexed mode without the need for additional interface circuitry. the x68c64 is internally configured as two indepen- dent 4k x 8 memory arrays. this feature provides the ability to perform nonvolatile memory updates in one array and continue operation out of code stored in the other array; effectively eliminating the need for an auxiliary memory device for code storage. to write to the x68c64 slic e 2 , a three-byte com- mand sequence must precede the byte(s) being writ- ten. this sequence called software data protection prevents the loss of data or program information due to inadvertant write cycles during power-up or power- down. the x68c64 slic e 2 also provides a second generation software data protection scheme called block protect. block protect can provide write lockout of the entire device or selected 1k blocks. there are eight 1k x 8 blocks that can be write protected individually in any combination required by the user. block protect, in additional to write control input, allows the different segments of the memory to have varying degrees of alterability in normal system operation. for further information on the x68c64 hardware interface, consult the x68c64 data sheet. pin configuration dip/soic 2134 fhd f02 nc a12 nc nc wc sel a/d0 a/d1 a/d2 a/d3 a/d4 v ss 1 2 3 4 5 6 7 8 9 10 11 12 24 23 22 21 20 19 18 17 16 15 14 13 v cc r/w as a8 a9 a11 e a10 ce a/d7 a/d6 a/d5 x68c64
x68c64 slic ? e 2 3 ordering information device temperature range blank = commercial = 0 c to +70 c i = industrial = C40 c to +85 c m = military = C55 c to +125 c package p = 24-lead plastic dip s = 24-lead soic x68c64 x x slic limited warranty devices sold by xicor, inc. are covered by the warranty and patent indemnification provisions appearing in its terms of sale only. xicor, inc. makes no warranty, express, statutory, implied, or by description regarding the information set forth herein or regarding the freedom of the described devices from patent infringement. xicor, inc. makes no warranty of merchantability or fitness for any purpose. xicor, inc. reserves the right to discontinue production and change specifications and prices at any time and without notice. xicor, inc. assumes no responsibility for the use of any circuitry other than circuitry embodied in a xicor, inc. product. no other circuits, patents, licenses are implied. us. patents xicor products are covered by one or more of the following u.s. patents: 4,263,664; 4,274,012; 4,300,212; 4,314,265; 4,326,134; 4,393,481; 4,404,475; 4,450,402; 4,486,769; 4,488,060; 4,520,461; 4,533,846; 4,599,706; 4,617,652; 4,668,932; 4,752,912; 4,829,482; 4,874,967; 4,883,976; 4,980,859; 5,012,132; 5,003,197; 5,023,694. foreign patents and additional patents pending. life related policy in situations where semiconductor component failure may endanger life, system designers using this product should design the system with appropriate error detection and correction, redundancy and back-up features to prevent such an occurrence. xicors products are not authorized for use as critical components in life support devices or systems. 1. life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body, or (b) support or sustain life, and whose failure to perform, when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in a significant injury to the user. 2. a critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness.
x68c64 slic ? e 2 4 u.s. sales offices corporate office xicor inc. 1511 buckeye drive milpitas, ca 95035 phone: 408/432-8888 fax: 408/432-0640 e-mail: info@smtpgate.xicor.com northeast region xicor inc. 1344 main street waltham, ma 02154 phone: 617/899-5510 fax: 617/899-6808 e-mail: xicor-ne @smtpgate.xicor.com southeast region xicor inc. 100 e. sybelia ave. suite 355 maitland, fl 32751 phone: 407/740-8282 fax: 407/740-8602 e-mail: xicor-se @smtpgate.xicor.com southwest region xicor inc. 4100 newport place drive suite 710 newport beach, ca 92660 phone: 714/752-8700 fax: 714/752-8634 e-mail: xicor-sw @smtpgate.xicor.com northwest region xicor inc. 2700 augustine drive suite 219 santa clara, ca 95054 phone: 408/292-2011 fax: 408/980-9478 e-mail: xicor-nw @smtpgate.xicor.com mid-atlantic region xicor inc. 50 north street danbury, ct 06810 phone: 203/743-1701 fax: 203/794-9501 e-mail: xicor-ma @smtpgate.xicor.com north central region xicor inc. 810 south bartlett road suite 103 streamwood, il 60107 phone: 708/372-3200 fax: 708/372-3210 e-mail: xicor-nc @smtpgate.xicor.com south central region xicor inc. 11884 greenville ave. suite 102 dallas, tx 75243 phone: 214/669-2022 fax: 214/644-5835 e-mail: xicor-sc @smtpgate.xicor.com international sales offices singapore/malaysia/india xicor inc. 2700 augustine drive suite 219 santa clara, ca 95054 phone: 408/292-2011 fax: 408/980-9478 e-mail: xicor-nw @smtpgate.xicor.com korea xicor korea 27th fl., korea world trade ctr. 159, samsung-dong kangnam ku seoul 135-729 korea phone: (82) 2551.2750 fax: (82) 2551.2710 e-mail: xicor-ka @smtpgate.xicor.com ( ) = country code europe northern europe xicor ltd. grant thornton house witan way witney oxford ox8 6fe uk phone: (44) 1933.700544 fax: (44) 1933.700533 e-mail: xicor-uk @smtpgate.xicor.com central europe xicor gmbh technopark neukeferloh bretonischer ring 15 85630 grasbrunn bei muenchen germany phone: (49) 8946.10080 fax: (49) 8946.05472 e-mail: xicor-gm @smtpgate.xicor.com asia/pacific japan xicor japan k.k. suzuki building, 4th floor 1-6-8 shinjuku, shinjuku-ku tokyo 160, japan phone: (81) 3322.52004 fax: (81) 3322.52319 e-mail: xicor-jp @smtpgate.xicor.com mainland china taiwan/hong kong xicor inc. 4100 newport place drive suite 710 newport beach, ca 92660 phone: 714/752-8700 fax: 714/752-8634 e-mail: xicor-sw @smtpgate.xicor.com xicor, inc., marketing dept. 1511 buckeye drive, milpitas, california 95035-7493 tel 408/432-8888 fax 408/432-0640 rev. 4 3/96 stock# 99-a-0067 xicor product information is available at: http://www.xicor.com
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