KS57C21832 - single-chip CMOS microcontroller
Table 1-1.
KS57C21832 Pin Descriptions Pin Name P0.0 P0.1 P0.2 P0.3 Pin Type I/O Description 4-bit I/O port.
1-bit and 4-bit read/write and test are possible.
Individual pins are software configurable as input or output.
Individual pins are software configurable as opendrain or push-pull output.
4-
KS57C21832/P21832 PRODUCT OVERVIEW 1 OVERVIEW PRODUCT OVERVIEW The KS57C21832 single-chip CMOS microcontroller has been designed for high performance using Samsung's newest 4-bit CPU core, SAM47 (Samsung Arrangeable Microcontrollers).
With an up-to-896-dot LCD direct drive capability, 8-bit timer/counter 0, 16-bit timer/counter 1, and serial I/O, the KS57C21832 offers an excellent design solution for a wide variety of applications which require LCD functions.
Up to 39 pins of the 100-pin QFP
KS57C21832 Features
* SUMMARY Memory
* 8,192 × 4-bit RAM (excluding LCD display RAM) 32,768 × 8-bit ROM
* 39 I/O Pins
* I/O: 35 pins Input only: 4 pins Interrupts
* LCD Controller/Driver
* 56 segments and 16 common terminals 8 and 1
