P89LPC904 Datasheet (NXP Semiconductors)

P89LPC904, 8-bit microcontrollers

The P89LPC904 is a single-chip microcontroller in a low-cost 8-pin package based on a high performance processor architecture that executes instructions in two to four clocks, six times the rate of standard 80C51 devices.

Many system-level functions have been incorporated into the P89LPC904 in order

P89LPC904 Features

* 2.1 Principal features s 1 kB byte-erasable Flash code memory organized into 256-byte sectors and 16-byte pages. Single-byte erasing allows any byte(s) to be used as non-volatile data storage. s 128-byte RAM data memory. s Two 16-bit counter/timers. s 23-bit system timer that can also be used as a R