mc68ez328 Freescale Semiconductor, Inc, mc68ez328 Datasheet
mc68ez328
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mc68ez328 Summary of contents
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... Integrated Portable System Processor Product Brief The second member of the DragonBall family, the MC68EZ328 (shown in Figure 1), inherits the display capability of the original DragonBall processor but features a more flexible LCD controller with a streamlined list of peripherals placed in a smaller package. This processor is mainly targeted for portable consumer products which require less peripherals and a more flexible LCD controller ...
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... Key Features The primary features of the MC68EZ328 are as follows: • Static 68EC000 Core Processor—Identical to MC68EC000 Microprocessor — Full compatibility with MC68000 and MC68EC000 — 32-Bit internal address bus — 24-Bit external address bus capable of addressing maximum 4 x 16MB blocks with chip selects CSA, CSB and blocks with chip selects CSC, CSD — ...
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Timer Input/Output pin • Real Time Clock / Sampling Timer — Separate power supply for the RTC — One programmable alarm — Capable to count up to 512 days — Sampling Timer with selectable frequency (4Hz, 8Hz, 16Hz, 32Hz, ...
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... I/O. This feature help to increase the number of available I/O ports by reclaiming when the dedicated function is not used. 2.1 System Configuration The MC68EZ328 system configuration logic consists of a system control register (SCR) which allows the user to configure operation of the following major functions: • System Status and Control Logic • ...
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... DRAM Controller In order to provide more flexibility for system designers, the MC68EZ328 support a glueless interface to 8-bit or 16 bit DRAM. This DRAM controller supports up to two banks of DRAM/EDO DRAM with each bank up to 512kx8, 256kx16,1Mx16, or 8Mx8. In addition, CAS-before-RAS refresh cycles and Self- Refresh mode DRAM are also supported ...
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... Real Time Clock The Real Time Clock in MC68EZ328 is driven by a 32.768kHz/38.4kHz Crystal which is the same as the Clock Synthesizer clock source. It also provides interrupt for alarm. RTC also provides sampling capability. Users can select from a predefined frequency and an interrupt will be generated accordingly. This sampling timer can be used ...
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... Built-in Emulation Function The In-Circuit Emulation Module (ICEM) provides on-chip emulation functions for the MC68EZ328 designed for low-cost emulator with only four signals to interface. More detailed information will be provided from external emulator vendors. Built-in Emulation Function Low-Power Stop Logic 7 ...
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... JAPAN: Motorola Japan Ltd.; SPS, Technical Information Center, 3–20–1, Minami–Azabu, Minato–ku, Tokyo 106–8573 Japan. 81–3–3440–3569 ASIA/PACIFIC: Motorola Semiconductors H.K. Ltd., Silicon Harbour Centre, 2 Dai King Street, Tai Po Industrial Estate, Tai Po, N.T., Hong Kong. 852–26668334 Technical Information Center: 1–800–521–6274 HOME PAGE: http://www.motorola.com/semiconductors/ MC68EZ328P/D ...