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Part: LC864164B
Category:
Microcontrollers
Description: 8-bit Single Chip Microcontroller
Company: Sanyo Semiconductor Corporation
Datasheet: Download LC864164B datasheet File size : 375 kB
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Datasheet text preview:
Ordering number: EN 5551
LC864164B/56B/48B/40B
CMOS LSI
LC864164B/56B/48B/40B 8-bit Single Chip Microcontroller
Overview
The LC864164B/56B/48B/40B microcontrollers are 8-bit single chip microcontrollers with the following on-chip functional blocks: · CPU : Operable at a minimum bus cycle time of 0.5 µs · On-chip ROM maximum capacity : 64 K bytes · On-chip RAM capacity : 384 bytes · CRT display RAM : 640 × 9 bits · Closed-caption TV controller and the on-screen display controller · 16-bit timer/counter · 4 channel × 4-bit A/D Converter · 8-bit synchronous serial-interface circuit · Closed-caption data slicer · 12-source 10-vectored interrupt system All of the above functions are fabricated on a single chip.
Package Dimensions
unit : mm
3128-DIP52S
[LC864164B/56B/48B/40B]
SANYO : DIP52S
Features
(1) Read-only memory (ROM) : LC864164B LC864156B LC864148B LC864140B 65280 × 8 bits 57344 × 8 bits 49152 × 8 bits 40960 × 8 bits
(2) Random access memory (RAM) : 384 × 8 bits 640 × 9 bits (for CRT display)
SANYO ANYO ElectricCo.,Ltd. Semiconductor Bussiness Headquarters Electric Co., Ltd. Semiconductor LSI Div. Microcomputer Development Dep. S
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
33098HA (II) No. 5551-1/20
LC864164B/56B/48B/40B
(3) OSD functions · Screen for display : 34 columns × 16 rows (at standard character size) · Display for RAM : 640 × 9 bits (6 columns for control + 34 columns for display) × 16 rows × 9 bits · 252 kinds of user specified characters 125 kinds 9 × 9 dots 127 kinds 12 × 18 dots · Various character attributes Character colors : 16 colors Character background colors : 16 colors Fringe / shadow colors : 16 colors Full screen colors : 16 colors Fringe / shadow Rounding Underline Italic character (slanting) · Close-character attribute data changing available · Vertical display start line setting available (Row overlapping available) · Horizontal display start position setting available · Display mode specification by row (Display mode mixable) captio mode / text mode / OSD mode · Eight kinds of characters size Horiz × Vert. = (1 × 1), (1 × 2), (2 × 2), (2 × 4) (1.5 × 1), (1.5 × 2), (3 × 2), (3 × 4) · Shuttering and scrolling in row unit available · Horizontal character pitch selectable : 9 to 16 dots · Polarity of R, G, B, I, BL output programmable · Polarity of HS, VS input programmable (4) Bus cycle time / Instruction-cycle time The LC864164A/56A/48A/40A microcontrollers are designed to read the ROM twice within one instruction cycle. It has about 1.7 times performance capability within the same instruction-cycle compared to our 4-bit microcontrollers (LC66000 series). The bus cycle time indicates the speed to read ROM.
Bus cycle time 0.5 µs 7.5 µs Instruction cycle time 1.0 µs 15.0 µs System clock oscillation Ceramic (CR) Internal RC Oscillation frequency 12 MHz 800 kHz Voltage 4.5 V to 5.5 V 4.5 V to 5.5 V
(5) Ports - Input/output port : 2 ports (16 lines) Input/output port programmable in nibble unit : 1 port (8 lines) (When the N-channel open drain output is selected, the data in a bit can be inputted.) Input/output port programmable in a bit : 1 port (8 lines) - Input port : 2 ports (8 lines) (6) A/D converter - 4-channel × 4-bit A/D converter (converted with program) (7) PWM output - 10-channel × 7-bit PWM
No. 5551-2/20
LC864164B/56B/48B/40B
(8) Timer - Timer 0 : 16-bit timer / counter 2-bit prescaler + 8-bit built-in programmable prescaler Mode 0 : Two 8-bit timers with a programmable prescaler Mode 1 : 8-bit timer with a programmable prescaler + 8-bit counter Mode 2 : 16-bit timer with a programmable prescaler Mode 3 : 16-bit counter The resolution of timer is 1 tCYC. - Timer 1 : 16-bit timer / PWM Mode 0 : Two 8-bit timers Mode 1 : 8-bit timer + 8-bit PWM Mode 2 : 16-bit timer Mode 3 : Variable-bit PWM (9 to 16 bits) In Mode 0 and Mode 1, the resolution of Timer and PWM is tCYC. In Mode 2 and Mode 3, the resolution of Timer and PWM selectable : tCYC or 1/2tCYC by program. (9) Remote control receiver circuit (shares with the P73/INT3/T0IN terminal) - Noise rejection function - Polarity switching (10) Watchdog timer External RC circuit is required Interrupt or system reset is selectable (11) Interrupts - 12-source 10-vectored interrupts 1. External interrupt INT0 2. External interrupt INT1 3. External interrupt INT2, Timer/counter T0L (Lower 8 bits) 4. External interrupt INT3 5. Timer/counter T0H (Upper 8 bits) 6. Timer T1H, T1L 7. Serial interface 0 (SIO0) 8. Data slicer 9. Vertical synchronous signal interrupt (VS) 10. Port 0 - Interrupt priority control available Three interrupt priorities are supported (low, high and the highest) and multilevel nesting is possible. Low or high priority can be assigned to the interrupt from 3 to 10 listed above. For the external interrupt INT0 and INT1, high or the highest priority can be set. (12) Sub-routine stack level - A maximum of 128 levels (Sets the stack inside a RAM.) (13) Multiplication/division instruction - 16 bits × 8 bits ( 7 instruction cycle times) - 16 bits / 8 bits ( 7 instruction cycle times)
No. 5551-3/20
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