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Details, datasheet, quote on part number: LC863332
 
 
Part numberLC863332
Category
Description
CompanyN.A.
DatasheetDownload LC863332 datasheet
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Specifications, Features, Applications

The LC863332/28/24/20/16A are 8-bit single chip microcontrollers with the following on-chip functional blocks: - CPU : Operable at a minimum bus cycle time 0.424µs - On-chip ROM capacity Program ROM : 32K/28K/24K/20K/16K bytes CGROM : 16K bytes - On-chip RAM capacity : 512 bytes - OSD RAM bits - Five channels 8-bit AD Converter - Three channels × 7-bit PWM - Two 16-bit timer/counters, 14-bit base timer - 8-bit synchronous serial interface circuit - IIC-bus compliant serial interface circuit (Multi-master type) - ROM correction function 15-source 9-vectored interrupt system - Integrated system clock generator and display clock generator X'tal oscillator (32.768kHz) for PLL reference is used for TV control. All of the above functions are fabricated on a single chip.

Features

(3) OSD functions - Screen display : 36 characters × 16 lines (by software) - RAM : 352 words (9 bits per word) Display area : 36 words × 8 lines Control area : 8 words × 8 lines - Characters to 252 kinds × 32 dot character fonts (4 characters including 1 test character are not programmable) Each font can be divided into two parts and used as two fonts × 17 dot and × 9 dot character font - Various character attributes Character colors : 16 colors Character background colors : 16 colors Fringe / shadow colors : 16 colors Full screen colors : 16colors Rounding Underline Italic character (slanting) - Attribute can be changed without spacing - Vertical display start line number can be set for each row independently (Rows can be overlapped) - Horizontal display start position can be set for each row independently - Horizontal pitch (bit - 16)*1 and vertical pitch (bit-32) can be set for each row independently - Different display modes can be set for each row independently Caption· Text mode / OSD mode 1 / OSD mode 2 (Quarter size) / Simplifed graphic mode - Ten character sizes *1 Horez. × Vert. Shuttering and scrolling on each row - Simplified Graphic Display *1 Note : range depends on display mode : refer to the manual for details. (4) Bus Cycle Time / Instruction-Cycle Time Bus cycle time 7.5µs 183.1µs Instruction cycle time 15.0µs 366.2µs System clock oscillation Internal VCO (Ref : X'tal 32.768kHz) Internal RC Crystal Oscillation Frequency 800kHz 32.768kHz Voltage to 5.5V

(5) Ports - Input / Output Ports : 5 ports (28 terminals) Data direction programmable in nibble units : 1 port (8 terminals) (If the N-ch open drain output is selected by option, the corresponding port data can be read in output mode.) Data direction programmable for each bit individually : 4 ports (20 terminals) - Input port : 1 port (1 terminal)

(6) AD converter - 5 channels 8-bit AD converters (7) Serial interfaces - IIC-bus compliant serial interface (Multi-master type) Consists of a single built-in circuit with two I/O channels. internally. - Synchronous 8-bit serial interface (8) PWM output - 3 channels × 7-bit PWM (9) Timer - Timer : 16-bit timer/counter With 2-bit prescaler + 8-bit programmable prescaler Mode 0 : Two 8-bit timers with a programmable prescaler Mode : 8-bit timer with a programmable prescaler + 8-bit counter Mode : 16-bit timer with a programmable prescaler Mode : 16-bit counter The resolution of timer is 1 tCYC. - Timer : 16-bit timer/PWM Mode 0 : Two 8-bit timers Mode : 8-bit timer + 8-bit PWM Mode : 16-bit timer Mode 3 : Variable bit PWM to 16 bits) In mode0/1,the resolution is 1 tCYC In mode2/3,the resolution is selectable by program; tCYC or 1/2 tCYC - Base timer Generate every 500ms overflow for a clock application (using 32.768kHz crystal oscillation for the base timer clock) Generate every 15.6ms, 62.5ms overflow (using 32.768kHz crystal oscillation for the base timer clock) Clock for the base timer is selectable from 32.768kHz crystal oscillation, system clock or programmable prescaler output of Timer 0 (10) Remote control receiver circuit (connected to the P73/INT3/T0IN terminal) - Noise rejection function - Polarity switching (11) Watchdog timer External RC circuit is required Interrupt or system reset is activated when the timer overflows (12) ROM correction function Max 128 bytes / 2 addresses (13) Interrupts - 15 sources 9 vectored interrupts 1. External Interrupt INT0 2. External Interrupt INT1 3. External Interrupt INT2, Timer/counter T0L (Lower 8 bits) 4. External Interrupt INT3, base timer 5. Timer/counter T0H (Upper 8 bits) 6. Timer SIO0 8. Vertical synchronous signal interrupt ( VS horizontal line AD 9. IIC, Port 0




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