WT5058

eltrend www.DataSheet4U.com WT5058 8-bit µ C with 8KB ROM, an 8-CH 12-bit A/D Converter and 16x4 LCD Driver DESCRIPTION The WT5058 is a high-performance, low-cost, CMOS 8-bit single-chip microcontroller with 8Kbytes on-chip ROM, an 8-channel 12-bit analog to digital converter and 16x4 LCD driver. This chip is suitable for variable applications, especially where analog signal (sensor output) to digital signal conversion and LCD display are required, including industrial control, consumer, communications, and security products. This chip has 8-bit CPU, RAM, ROM, I/Os, dual 16-bit timer/counters, interrupt controller, 16x4 LCD driver and an 8-channel 12-bit A/D converter. To be suitable for portable battery-powered applications, a power saving function is included. FEATURES u u u u 8-bit single chip microcontroller with 8K bytes ROM and 384bytes SRAM Wide voltage operating range from 2.4 V to 5.5 V On-chip RC oscillator runs at 2MHz and crystal oscillator can run up to 6.0 MHz 6 interrupt sources (external:1; internal:5) ; all sources have independent latches each and multiple interrupt control is available u I/O port (32 pins) u Port P0 u Port P1 u Port P2 u Port P3 8 pins (shared with analog inputs; 4 pins with 20 mA sink current) 8 pins (20 mA sink current) 8 pins (shared with SEG9~SEG16) 8 pins (shared with SEG1~SEG8) u Interval Timer (Internal time base generator) u Operating current 2mA/4MHz@5V; providing standby mode stopped and current consumption < 1 uA@5V) and key ...