S3C72K8 Datasheet (Samsung semiconductor) - singl-chip CMOS microcontroller

S3C72K8, singl-chip CMOS microcontroller

Table 1-1.

S3C72K8 Pin Descriptions Pin Name P0.0 P0.1 P0.2 P0.3 Pin Type I/O Description 4-bit I/O port.

1-bit or 4-bit read/write and test is possible.

Individual pins are software configurable as input or output.

Individual pins are software configurable as opendrain or push-pull output.

4-bit p

S3C72K8/P72K8 PRODUCT OVERVIEW 1 OVERVIEW PRODUCT OVERVIEW The S3C72K8 singl-chip CMOS microcontroller has been designed for high performance using Samsung's newest 4-bit CPU core, SAM48 (Samsung Arrageable Microcontrollers).

With a two-channel comparator, up-to320-dot LCD direct drive capability, 8-bit timer/counter, watchdog timer and serial I/O, the S3C72K8 offers an excellent design solution for a wide variety of applications which require LCD functions.

Up to 27 pins of the 80-pin QFP p

S3C72K8 Features

* Memory

* 8 K × 8-bit RAM

* 1,024 × 4-bit ROM 27 I/O Pins

* Input only: 4 pins

* I/O: 15 pins

* Output: maximum 8 pins for 1-bit level output (sharing with segment driver outputs) Comparator

* Two channel mode: internal reference (4-bit resolution)