S1C63654 4-bit single chip microcomputer original architecture core cpu low current consumption high speed operation in low voltage ? description the S1C63654 is a microcomputer which has a high-per formance 4-bit cpu s1c63000 as the core cpu, rom (4,096 words 13 bits), ram (512 words 4 bits), serial interface, watc hdog timer, programmable timer, time base counters (2 systems), an lcd driver that can drive a maximum 32 segments 6 commons, sound generator and r/f converter built-in. the S1C63654 features low current consumption, this makes it suitable for battery driven portable equipment with r/f converter. ? features osc1 oscillation circuit 32.768 khz (typ.) crystal oscillation circuit osc3 oscillation circuit 4 mhz (max.) ceramic (2 mhz max. when osc3 is used as the r/f converter operating clock) or 1.1 mhz (typ.) cr oscillation circuit (*1) instruction set basic instruction: 46 types (411 instructions with all) addressing mode: 8 types instruction execution time during operation at 32.768 khz: 61 sec 122 sec 183 sec during operation at 4 mhz: 0.5 sec 1 sec 1.5 sec rom capacity code rom: 4,096 words 13 bits data rom: 1,024 words 4 bits ram capacity data memory: 512 words 4 bits display memory: 48 words 4 bits input port 8 bits (pull-dow n resistors may be supplemented *1) output port 4 bits (it is possible to switch the 2 bits to special output *2) i/o port 8 bits (it is possible to switch the 4 bits to serial i/f input/output *2) serial interface 1 port (8-bit clock synchronous system) lcd driver 32 segments 6, 5, 4 or 3 commons (*2) time base counter clock timer stopwatch timer (1/1000 sec, with direct key input function) programmable timer 8-bit pwm 2 ch. or 16-bit pwm 1 ch. (*2) watchdog timer built-in sound generator with envelope and 1-shot output functions r/f converter 2 ch., cr oscillation type, 20-bit counter supports resistive humidity sensors supply voltage detection (svd) circuit criteria voltage is selectable from 8 types (1.85 to 2.90 v *2) external interrupt input port interrupt: 2 systems internal interrupt clock timer interrupt: 4 systems stopwatch timer interrupt: 4 systems programmable timer interrupt: 4 systems serial interface interrupt: 1 system r/f converter interrupt: 2 systems power supply voltage 2.4 to 3.6 v: max. 4 mhz operation in normal mode 2.4 to 3.6 v: 32 khz operation in halver mode 1.8 to 3.6 v: 32 khz operation in normal mode operating temperatur e range -20 to 70c current consumption (typ.) low-speed operation (osc1 = 32 khz crystal oscillation): during halt 3.0 v (lcd on, halver mode) 0.65 a during operation 3.0 v (lcd on, halver mode) 2.5 a high-speed operation (osc3 = 4 mhz ceramic oscillation): during operation 3.0 v (lcd on) 800 a shipment form qfp15-100pin (plastic) or chip *1: can be selected with mask option *2: can be selected with software
S1C63654 ? block diagram rom 4,096 words x 13 bits system reset control core cpu s1c63000 osc ram 512 words x 4 bits data rom 1,024 words x 4 bits lcd driver 32 seg x 6 com power controller svd r/f converter interrupt generator clock timer stopwatch timer programmable timer/counter input port serial interface i/o port output port sound generator reset k00~k03 k10~k13 test p00~p03 p10~p13 r00~r03 bz rfout rfin0, rfin1 ref0, ref1 sen0, sen1, hud v ssa v ss ca~cd v osc v d1~2 v c1~3 v dda v dd com0~5 seg0~31 osc1 osc2 osc3 osc4 rom 4,096 words x 13 bits system reset control core cpu s1c63000 osc ram 512 words x 4 bits data rom 1,024 words x 4 bits lcd driver 32 seg x 6 com power controller svd r/f converter interrupt generator clock timer stopwatch timer programmable timer/counter input port serial interface i/o port output port sound generator reset k00~k03 k10~k13 test p00~p03 p10~p13 r00~r03 bz rfout rfin0, rfin1 ref0, ref1 sen0, sen1, hud v ssa v ss ca~cd v osc v d1~2 v c1~3 v dda v dd com0~5 seg0~31 osc1 osc2 osc3 osc4 microdevices operations division seiko epson corporation notice: no part of this material may be reproduced or duplicated in any fo rm or by any means without the written permission of seiko ep son. seiko epson reserves the right to make c hanges to this material without notice. se iko epson does not assume any liability of a ny kind arising out of any inaccuracies contained in this material or due to its application or use in any product or circuit and, furt her, there is no representation that this material is app licable to products requiring high level reliab ility, such as, medical products. moreo ver, no license to any intellectual property rights is granted by implication or otherwise, and there is no representation or warranty that any thing made in accordance with this material will be free from any patent or copy right infringement of a third party. this material or portions thereof may contain technology or the subject relati ng to strategic products under the control of the foreign exchange and foreign trade la w of japan and may require an export license from the ministry of economy, trade and industry or other approval from another government ag ency. all brands or product names mentioned herein are trademarks and/ or registered trademarks of t heir respective companies. ? seiko epson corporation 2012, all rights reserved epson semiconductor website http://www.epson.jp/device/semicon_e/ device sales & marketing department 421-8 hino, hino-shi, tokyo 191-8501, japan phone: +81-42-587-5814 fax: +81-42-587-5117 document code: 412300000 first issue feb, 2012 in j apan 2
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