Preliminary W78LE54 8-BIT MTP MICROCONTROLLER GENERAL DESCRIPTION The W78LE54 is an 8-bit microcontroller which can accommodate a wide supply voltage range with low power consumption.
The instruction set for the W78LE54 is fully compatible with the standard 8051.
The W78LE54 contains an 16K bytes MTP ROM (Multiple-Time Programmable ROM); a 256 bytes RAM; four 8-bit bi-directional and bit-addressable I/O ports; an additional 4-bit I/O port P4; three 16-bit timer/counters; a hardware watchdog timer and a serial port.
These peripherals are supported by eight sources two-level interrupt capability.
To facilitate programming and verification, the MTPROM inside the W78LE54 allows the program memor...

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