Product Brief - NXP Semiconductors
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1. Dual Serial Communication Ports Synchronous or Asynchronous Operation 3 Mbit Sec Sustained Transfer Rate Modem Control Baud Rate Generation 68681 261 Compatible Queued Serial Peripheral Interface QSPI Communications with Slow Peripherals without Tying Up the CPU Queued Transmit and Receive Buffers Programmable for Master or Slave SPI Operation System Integration Module for Flexible and Cost Effective System Interface 32 Bit Address Bus 16 Bit Data Bus with Dynamic Bus Sizing System Protection Reset and Configuration Control Periodic Interrupt System Timer Chip Select Wait State Generation Bus Watchdog Interrupt Controller IEEE 1149 1 Boundary Scan JTAG Dual 8 Bit Parallel Ports Real Time Clock Time and Date with Leap Year Correction Programmable Alarm for Interrupt or External Output Calibration Register Eliminates Need for Trim Capacitor Battery Backup Capability Power Management 5 V or 3 3 V Operation Fully Static HCMOS Technology Programmable Clock Synthesizer for Full Frequency Control Power Down Low Power Stop Capabilities Idle Modules Can Be Individually Powered Down 0 16 or 25 MHz Operation 160 Pin Plastic Quad Flat Pack QFP MC68341 PRODUCT INFORMATION MOTOROLA For More Information On This Product Go to www freescale com Freescale Semiconductor Inc CENTRAL PROCESSING UNIT The CPU32 is a powerful central processo2. 8341 PRODUCT INFORMATION 3 For More Information On This Product Go to www freescale com Freescale Semiconductor Inc SYSTEM INTEGRATION MODULE The MC68341 system integration module SIM41 handles a wide array of functions eliminating the need for much of the glue logic which typically supports the microprocessor and its interface with peripherals and external memory The SIM41 includes e External Bus Interface Transfers information between the CPU32 or DMA controller and external memory or peripherals by providing up to 32 address lines and 16 data lines Both the 68300 bus interface and the original MC68000 bus interface are provided e System Configuration and Protection Achieves maximum system protection by providing various monitors and timers to prevent system lockup recover from catastrophic failure exit infinite loops provide refresh etc e Clock Synthesizer Generates the clock signals used by all internal operations as well as a clock output used by external devices e Chip Select and Wait State Generation Offers eight programmable chip selects which provide signals to enable external memory and peripheral circuits and create all external handshaking and timing signals Up to six wait states can be automatically inserted e Interrupt Control Provides up to seven discrete interrupt inputs for external devices e IEEE 1149 1 Test Access Port JTAG Aids in system diagnostics by providing dedicated user acc
3. C68341V can operate with a 3 3 V power supply and is particularly useful for applications MC68341 is used throughout this document to refer to both the low voltage and standard 5 V parts since both are functionally equivalent Figure 1 illustrates a block diagram of the MC68341 SYSTEM INTEGRATION MODULE SIM41 SYSTEM TWO CHANNEL PROTECTION Saeco ER 32 BIT ADDRESS BUS CLOCK SYNTHESIZER EXTERNAL INTERMODULE BUS BUS INTERFACE BUS ARBITRATION QUEUED SERIAL TWO CHANNEL 16 BIT DATA BUS PERIPHERAL REAL TIME CLOCK INTERFACE SERAPIO IEEE 1149 1 TEST Figure 1 MC68341 Simplified Block Diagram This document contains information on a product under development Motorola reserves the right to change or discontinue this product without notice MOTOROLA E C MOTOROLA 1993 For More information On This Pr ct Go to www freescale com Freescale Semiconductor Inc MC68341 FEATURES The primary features of the MC68341 are as follows High Performance CPU32 Core Processor Upward Object Code Compatible with MC68000 and MC68010 Additional 32 Bit MC68020 Instructions and Addressing Modes Fast Two Clock Register Instructions High Speed Dual DMA Controllers for Low Latency Transfers 50 Mbyte Sec Sustained Transfer Rate Dual or Single Address Transfers 8 16 or 32 Bit Transfers Counter Timer 16 Bit Timer with 8 Bit Prescaler Multimode Operation 80 nS Resolution
4. Freescale Semiconductor Inc Parts Not Suitable for New Designs For Additional Information End Of Life Product Change Notice For More Information On This Product Go to www freescale com Freescale Semiconductor Inc Order this document MOTOROLA by MC68341 D PRODUCT INFORMATION MC68341 MC68341V Product Brief Integrated CD I Engine The MC68341 is a member of the M68300 family of integrated processors designed specifically for the compact disc interactive CD I market It improves on the feature set of the MC68340 for a more complete and cost effective integrated system solution to CD I s specific needs The MC68341 contains a 68020 based CPU32 a two channel DMA controller two serial channels a timer and a queued serial peripheral interface The 68341 s system integration module SIM41 contains clock circuitry system protection external bus interface timers and additional chip selects New to the SIM is the real time clock and an MC68000 bus interface The MC68000 bus interface is dynamically selectable to give a glueless interface to peripherals and memory designed for the MC68000 while allowing higher performance transfers using the standard 68300 bus interface Complete code compatibility with the MC68000 affords the designer access to a broad base of established real time kernels operating systems languages applications and development tools many oriented towards embedded control As a low voltage part the M
5. a experience selected from software titles contained in compressed form on standard compact discs The on chip real time clock eliminates the need for a separate chip to keep time of day The 68000 bus interface simplifies the use of existing CD DA and CD I peripherals and ASICs that were designed for use with the 68000 The highly integrated MC68341 is ideal as the central processor for CD I players It provides the M68000 microprocessor code compatibility and DMA functions required by the CD I Green Book specification as well as many other useful on chip functions for a very cost effective solution The extra demands of full motion video CD I systems make the best use of the MC68341 high performance The MC68341 is CD I compliant and has been CD I qualified With its low voltage operation the MC68341V is the only practical choice for portable CD I MOTOROLA MC68341 PRODUCT INFORMATION 5 For More Information On This Product Go to www freescale com Freescale Semiconductor Inc MORE INFORMATION The following table identifies the packages supply voltages temperature range and operating frequencies available for the MC68341 MC68341 Package Frequency Availability Plastic Quad Flat Pack FT Temperature The documents listed in the following table contain detailed information on the MC68341 These documents may be obtained from the Literature Distribution Centers at the addresses listed at the bottom of this page Do
6. bit countdown prescaler for a composite 24 bit resolution The finest resolution of the timer is 80 ns with a 25 MHz system clock 125 ns 16 78 MHz The programmable timer operating modes are input capture output compare square wave generation variable duty cycle square wave generation variable width single shot pulse generation event counting period measurement and pulse width measurement 4 MC68341 PRODUCT INFORMATION MOTOROLA For More Information On This Product Go to www freescale com Freescale Semiconductor Inc POWER CONSUMPTION MANAGEMENT The MC68341 is very power efficient due to its advanced 0 8 u HCMOS process technology and its static logic design The resulting power consumption is typically 500 mW in full operation far less than the comparable discrete component implementation the MC68341 can replace For applications employing reduced voltage operation selection of the MC68341V which requires only a 3 3 V power supply reduces current consumption by 40 60 in all modes of operation as well as reducing noise emissions COMPACT DISC INTERACTIVE The MC68341 was designed to meet the needs of many markets including compact disc interactive CD I CD I is an standard for a publishing medium that will bring multimedia to a broad general audience the consumer CD I players combine television and stereo systems as output devices with interactive control using a TV remote control like device to provide a multimedi
7. cumentation AN1063 D DRAM Controller for the MC68340 BR729 D The 68K Source BR1407 D 3 3 Volt Logic and Interface Circuits Motorola reserves the right to make changes without further notice to any products herein Motorola makes no warranty representation or guarantee regarding the suitability of its products for any particular purpose nor does Motorola assume any liability arising out of the application or use of any product or circuit and specifically disclaims any and all liability including without limitation consequential or incidental damages Typical parameters can and do vary in different applications All operating parameters including Typicals must be validated for each customer application by customer s technical experts Motorola does not convey any license under its patent rights nor the rights of others Motorola products are not designed intended or authorized for use as components in systems intended for surgical implant into the body or other applications intended to support or sustain life or for any other application in which the failure of the Motorola product could create a situation where personal injury or death may occur Should Buyer purchase or use Motorola products for any such unintended or unauthorized application Buyer shall indemnify and hold Motorola and its officers employees subsidiaries affiliates and distributors harmless against all claims costs damages and expenses and reasonable attorney fees a
8. essible test logic that is fully compliant with the IEEE 1149 1 standard for boundary scan testability e Real Time Clock The real time clock can be sustained on a separate power supply for battery backup This simple counter is driven by 32 768 KHz clock for low power consumption The real time clock counts seconds minutes hours days day of the week date of the month and year with leap year compensation The real time clock has internal interrupt generation capability and includes a programmable output pin which can provide an interrupt or other output signal based upon an alarm or time matching function Software calibration eliminates the need for an external trim capacitor QUEUED SERIAL PERIPHERAL INTERFACE QSPI MODULE The QSPI eases peripheral expansion or interprocessor communications This function allows interface to and control of other integrated controllers such as MC6805 or MC68HC11 family devices and peripherals such as LCD drivers A D D A converters digital signal processors EEPROM The QSPI can handle up to 16 serial transfers of 8 to 16 bits each or transmit a stream of data up to 256 bits long without CPU intervention because of a small RAM in the QSPI A special wrap around mode allows the QSPI to continuously sample a serial peripheral automatically updating the QSPI RAM for efficient interfacing to serial analog to digital converters TIMER MODULE The timer consists of a 16 bit countdown counter with an 8
9. r that supervises system function makes decisions manipulates data and directs I O A special debugging mode simplifies processor emulation during system debug CPU32 The CPU32 is a 68000 based microprocessor that can execute most 32 bit operations in two clock periods Additional instructions enhance lookup table interpolation and power consumption control In addition to performing basic instruction execution the CPU32 provides a sophisticated background debug port for non invasive instrumentation in the software development and debug environments ON CHIP PERIPHERALS To improve total system throughput and reduce part count board size and cost of system implementation the M68300 family integrates on chip intelligent peripheral modules and typical glue logic These functions on the MC68341 include the SIM41 a DMA controller a serial module a queued serial peripheral interface and a timer The IMB is the backbone of the MC68341 and is similar to traditional external buses with address data clock interrupt arbitration and handshake signals Because bus masters like the CPU32 and DMA peripherals and the SIM41 are on the same processor the IMB ensures that communication between these modules is fully synchronized and that arbitration and interrupts can be handled in parallel with data transfers greatly improving system performance Internal accesses across the IMB can be monitored from outside of the processor MOTOROLA MC6
10. rising out of directly or indirectly any claim of personal injury or death associated with such unintended or unauthorized use even if such claim alleges that Motorola was negligent regarding the design or manufacture of the part Motorola and A are registered trademarks of Motorola Inc Motorola Inc is an Equal Opportunity Affirmative Action Employer Literature Distribution Centers USA Motorola Literature Distribution P O Box 20912 Arizona 85036 EUROPE Motorola Ltd European Literature Centre 88 Tanners Drive Blakelands Milton Keynes MK14 5BP England JAPAN Nippon Motorola Ltd 4 32 1 Nishi Gotanda Shinagawa ku Tokyo 141 Japan ASIA PACIFIC Motorola Semiconductors H K Ltd Silicon Harbour Center No 2 Dai King Street Tai Po Industrial Estate Tai Po N T Hong Kong MOTOROLA For More Information On This Product Go to www freescale com
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