PF584-06 E0C6244 4-bit Single Chip Microcomputer ge oltan V e o Wid erati ts p O oduc Pr ● Core CPU Architecture ● Dot Matrix LCD Driver ● Programmable SVD Circuit/Sound Generator ■ DESCRIPTION The E0C6244 is an advanced single-chip CMOS 4-bit microcomputer consisting of the E0C6200 4-bit core CPU. The chip contains the ROM, RAM, dot matrix LCD driver, programmable SVD circuit, time base counter and clock synchronous serial port. The E0C6244 is suitable for dot matrix display systems. ■ FEATURES ● CMOS LSI 4-bit parallel processing ● Clock ..................................................... 32.768kHz/2MHz (Max.) (selectable by software) ● Instruction set ........................................ 108 instructions ● Instruction cycle time ............................ 153µsec, 214µsec or 366µsec at 32kHz (depending on instruction) 2µsec, 3µsec or 6µsec at 2MHz (depending on instruction) ● ROM capacity ....................................... 4,096 × 12 bits ● RAM capacity ........................................ 384 × 4 bits ● Input port ............................................... 8 bits (pull-up resistors are available by mask option) ● Output port ............................................ 12 bits (clock output or buzzer output is available by mask option) ● I/O port .................................................. 12 bits (pull-up resistors are available by mask option) ● Serial I/O port ........................................ 1 port (clock sync.) ● Dot matrix LCD driver ........................... 40 segments × 8 commons/40 segments × 16 commons (1/8 or 1/16 duty is selectable by mask option) ● Built-in SVD circuit ................................ Programmable ● Built-in stopwatch timer ● Built-in watchdog timer ● Built-in time base counter ..................... 3 lines ● Interrupts ............................................... External : Input interrupt Internal : Timer interrupt Serial I/O interrupt 2 lines 3 lines 1 line ● Built-in sound generator ........................ With digital envelope (8 sounds programmable) ● Supply voltage ...................................... 2.2V to 5.5V ● Current consumption ............................ HALT mode (32kHz) : 2.5µA (Typ.) OPERATING mode (1MHz) : 400µA (Typ.) ● Package ................................................ QFP5-128pin-S1 (plastic) Die form SEIKO EPSON CORPORATION 1 E0C6244 ■ BLOCK DIAGRAM ROM 4,096 words x 12 bits System Reset Control RESET Core CPU E0C6200 OSC1 OSC2 OSC3 OSC4 COM0~15 SEG0~39 OSC Interrupt Generator LCD Driver Timer RAM 384 words x 4 bits V DD V L1~5 CA~CF V REF V S1 V SS R20~23, R30~33, R40~43 Stop Watch Power Controller Programmable Timer SVD Input Port Sound Generator Serial Interface Output Port I/O Port K00~03, K10~13 TEST SIN SOUT SCLK P00~03, P10~13, P20~23 ■ PIN CONFIGURATION QFP5-128pin 102 65 103 64 E0C6244 INDEX 39 128 1 2 38 No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 Pin name N.C. CC N.C. CB CA N.C. COM0 COM1 COM2 COM3 COM4 COM5 COM6 COM7 COM8 COM9 COM10 COM11 COM12 COM13 COM14 COM15 N.C. SEG39 SEG38 SEG37 SEG36 SEG35 SEG34 SEG33 SEG32 SEG31 No. 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 Pin name SEG30 SEG29 N.C. SEG28 N.C. SEG27 N.C. SEG26 SEG25 SEG24 SEG23 SEG22 SEG21 SEG20 SEG19 SEG18 SEG17 SEG16 SEG15 SEG14 SEG13 SEG12 SEG11 SEG10 SEG9 SEG8 SEG7 SEG6 SEG5 SEG4 SEG3 SEG2 No. 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 Pin name No. Pin name SEG1 97 R40 N.C. 98 N.C. SEG0 99 N.C. N.C. 100 N.C. N.C. 101 R33 SCLK 102 R32 SOUT 103 R31 SIN 104 R30 K13 105 R23 K12 106 R22 K11 107 R21 K10 108 R20 K03 109 VSS K02 110 RESET K01 111 TEST K00 112 OSC4 P23 113 OSC3 P22 114 N.C. P21 115 VS1 P20 116 OSC2 P13 117 OSC1 P12 118 N.C. P11 119 VDD P10 120 VREF P03 121 VL1 P02 122 VL2 P01 123 VL3 P00 124 VL4 R43 125 VL5 R42 126 CF N.C. 127 CE R41 128 CD N.C. = No Connection E0C6244 ■ PIN DESCRIPTION Pin No. Pin name In/Out VDD 119 I VSS 109 I VS1 115 – VL1–VL5 121–125 – VREF 120 O CA–CF 5, 4, 2, 128–126 – OSC1 117 I OSC2 116 O OSC3 113 I OSC4 112 O K00–K03, K10–K13 80–73 I P00–P03, P10–P13 92–81 I/O P20–P23 R20–R23, R30–R32 108–102 O R33 101 O R40 97 O R41 96 O R42 94 O R43 93 O SIN 72 I SOUT 71 O 70 SCLK I/O SEG0–39 67, 65–40, 38 O 36, 34–24 COM0–15 7–22 O RESET 110 I TEST 111 I Function Power source (+) terminal Power source (-) terminal Oscillation and internal logic system regulated voltage LCD system power (1/4 or 1/5 bias may be selected by mask option) LCD system power test terminal Booster capacitor connecting terminal Crystal or CR oscillation input terminal (selected by mask option) Crystal or CR oscillation output terminal (selected by mask option) Ceramic or CR oscillation input terminal (selected by mask option) Ceramic or CR oscillation output terminal (selected by mask option) Input terminal (Use of pull up resistor is selected by mask option) I/O terminal Output terminal Output terminal (DC or SRDY output may be selected by mask option) Output terminal (DC, CL or FOUT output may be selected by mask option) Output terminal (DC or FR output may be selected by mask option) Output terminal (DC, BZ or FOUT output may be selected by mask option) Output terminal (DC or BZ output may be selected by mask option) Serial interface input terminal Serial interface output terminal Serial interface clock input/output terminal LCD segment output terminal LCD common output terminal Initial reset input terminal Test input terminal ■ BASIC EXTERNAL CONNECTION DIAGRAM X'tal Crystal oscillator 32.768kHz CI(Max.)=35kΩ Rfx Cgx Ceramic Rfc Cgc Cdc Rcr Feedback resistor Trimmer capacitor Ceramic oscillator Feedback resistor Gate capacitance Drein capacitance Resistance for CR oscillation Voltage booster capacitor (1)~(3) Capacitor between VDD and VL1 10MΩ 5~25pF 500kHz~2MHz 1MΩ 100pF 100pF 20kΩ~100kΩ LCD PANEL 40 x 16 SEG0~SEG39 COM0~COM15 SIN SERIAL DEVICE SOUT _____ SCLK I/O DATA R20~R23 R30~R33 R40 R41 P00~P03 P10~P13 P20~P23 OUTPUT DATA R42 E0C6244 FOUT V REF INPUT DATA C1~C3 R43 BUZZER N.C. C4 Vss K00~K03 K10~K13 ______ RESET – _____ TEST C5 + C6 V DD 0.1µF ∗1 0.1µF ∗1 Capacitor between 0.1µF ∗1 VDD and VL2 Capacitor between 0.1µF ∗1 VDD and VL4 CF CE CD CC CB CA VL5 VL4 VL3 VL2 VL1 VS1 OSC4 OSC3 OSC2 Rfc C3 C2 OSC1 C7 Rfx C1 C7 C6 C5 C4 C8 Rcr C8 X'tal Ceramic Cdc Cgc Cgx Capacitor between 0.1µF ∗1 VDD and VL5 Capacitor between 0.1µF VDD and VS1 POWER 3~5V ∗1 When the load on the liquid crystal system is large, increase the capacitance of the voltage booster capacitors (C1–C3) and the capacitors between VDD and liquid crystal system power (C4–C7). Note: The above table is simply an example, and is not guaranteed to work. 3 E0C6244 ■ ELECTRICAL CHARACTERISTICS ● Absolute Maximum Ratings Rating Symbol Supply voltage VSS Input voltage (1) VI Input voltage (2) VIOSC Operating temperature Topr Storage temperature Tstg Soldering temperature / Time Tsol Permissible dissipation *1 PD ∗1: In case of plastic package (QFP5-128pin). (VDD=0V) Unit V V V °C °C – mW Value -7.0 to 0.5 VSS - 0.3 to 0.5 VS1 - 0.3 to 0.5 -20 to 70 -65 to 150 260°C, 10sec (lead section) 250 ● Recommended Operating Conditions Condition Supply voltage Oscillation frequency (1) Oscillation frequency (2) Oscillation frequency (3) Voltage booster capacitor (1) Voltage booster capacitor (2) Voltage booster capacitor (3) Capacitor between VDD and VL1 Capacitor between VDD and VL2 Capacitor between VDD and VL4 Capacitor between VDD and VL5 Capacitor between VDD and VS1 Symbol VDD=0V VSS fOSC1 fOSC3 fOSC3 C1 C2 C3 C4 C5 C6 C7 C8 VSC="1" VSC="2" Remark VSC="0" VSC="1" VSC="2" Min. -3.8 -5.5 -5.5 20 50 50 Typ. -3.0 -3.0 -3.0 32.768 1,000 2,000 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 (Ta=-20 to 70°C) Max. Unit -1.8 V -2.2 V -3.5 V 50 kHz 1,200 kHz 2,300 kHz µF µF µF µF µF µF µF µF ● DC Characteristics (Unless otherwise specified: VDD=0V,VSS=-3.0V,VL1=-1.0V,VL2=-2.0V,VL4=-3.0V,VL5=-4.0V,fOSC1=32.768kHz,fOSC3=1MHz,Ta=25°C,C1–C8=0.047µF) Characteristic Symbol Condition Min. Typ. Max. Unit High level input voltage VHIN VSS=-2.2 to -5.5V K00–03•10–13, P00–03•10–13 0.2•VSS 0 V Low level input voltage VLIN Ta=25°C P20–P23, SIN, SCLK VSS 0.8•VSS V High level input voltage VHIN VSS=-2.2 to -5.5V RESET -0.2 0 V Low level input voltage VLIN Ta=25°C VSS VSS+0.2 V High level input current IIH VSS=-3.0V K00–03•10–13, P00–03•10–13 0 0.5 µA VIH=0V P20–P23, SIN, SCLK RESET Low level input current (1) IIL1 VSS=-3.0V K00–03•10–13, P00–03•10–13 -45 -15 µA VIL1=VSS P20–P23, SIN, SCLK With pull-up resistor RESET Low level input current (2) IIL2 VSS=-3.0V K00–03•10–13, P00–03•10–13 -0.5 0 µA VIL2=VSS P20–P23, SIN, SCLK No pull-up resistor RESET High level output current (1) IOH1 VSS=-2.2V P00–03•10–13•20–23 -1.0 mA VOH1=-0.5V R20–23•30–33 R40•41, SOUT, SCLK Low level output current (1) IOL1 VSS=-2.2V P00–03•10–13•20–23 4.0 mA VOL1=VSS+0.5V R20–23•30–33 R40•41, SOUT, SCLK High level output current (2) IOH2 VSS=-2.2V R42•43 -2.0 mA VOH2=-0.5V Low level output current (2) IOL2 VSS=-2.2V R42•43 8.0 mA VOL1=VSS+0.5V Common output current IOH3 VOH3=-0.05V COM0–15 -30 µA IOL3 VOL3=VL5+0.05V 30 µA Segment output current IOH4 VOH4=-0.05V SEG0–39 -10 µA IOL4 VOL4=VL5+0.05V 10 µA 4 E0C6244 ● Analog Circuit Characteristics and Current Consumption (Unless otherwise specified: VDD=0V,VSS=-3.0V,VL1=-1.0V,VL2=-2.0V,VL4=-3.0V,VL5=-4.0V,fOSC1=32.768kHz,fOSC3=1MHz,Ta=25°C,C1–C8=0.047µF) Characteristic Symbol Condition Max. Min. Typ. Unit Liquid crystal drive voltage VL1 Connect 1MΩ load resistor between VDD and VL1 1/2•VL2 1/2•VL2 V (Normal mode) (No panel load) -0.1 ×0.95 -1.80 VL2 LC="0" Connect 1MΩ load resistor -1.85 LC="1" between VDD and VL2 (No panel load) -1.90 LC="2" -1.95 LC="3" -2.01 LC="4" -2.06 LC="5" -2.11 LC="6" -2.17 LC="7" Typ.×1.12 Typ.×0.88 V -2.22 LC="8" -2.27 LC="9" -2.32 LC="10" -2.38 LC="11" -2.43 LC="12" -2.48 LC="13" -2.53 LC="14" -2.59 LC="15" Connect 1MΩ load resistor between VDD and VL4 VL4 3/2•VL2 3/2•VL2 V (No panel load) ×0.95 VL5 2•VL2 Connect 1MΩ load resistor between VDD and VL5 2•VL2 V (No panel load) ×0.95 Liquid crystal drive voltage -0.92 LC="0" VL1 Connect 1MΩ load resistor (Heavy load -0.95 LC="1" between VDD and VL1 (No panel load) protection mode) -0.97 LC="2" -1.00 LC="3" -1.03 LC="4" -1.05 LC="5" -1.08 LC="6" -1.11 LC="7" Typ.×1.12 Typ.×0.88 V -1.13 LC="8" -1.16 LC="9" -1.18 LC="10" -1.21 LC="11" -1.24 LC="12" -1.26 LC="13" -1.29 LC="14" -1.32 LC="15" Connect 1MΩ load resistor between VDD and VL2 VL2 2•VL1 2•VL1 V (No panel load) ×0.90 VL4 3•VL1 Connect 1MΩ load resistor between VDD and VL4 3•VL1 V (No panel load) ×0.90 VL5 4•VL1 Connect 1MΩ load resistor between VDD and VL5 4•VL1 V (No panel load) ×0.90 SVD voltage VSVD0 SVC="0" -2.35 -2.20 -2.05 V -2.70 -2.50 -2.30 VSVD1 SVC="1" V -3.30 -3.10 -2.90 VSVD2 SVC="2" V -4.50 VSVD3 SVC="3" -4.20 -3.90 V SVD circuit response time tSVD 100 µS Current consumption During HALT No panel load *1 2.5 5.0 Ihlt µA During operation at 32kHz 6.5 9.0 IEX1 µA IEX2 During operation at 1MHz No panel load *2 400 600 µA IEX3 No panel load *3 During operation at 2MHz 1,000 1,500 µA Current consumption During HALT 20 70 Ihlt No panel load *4 µA (OSC1•CR oscillation) During operation at fOSC1 25 80 IEX1 µA IEX2 During operation at 1MHz 420 600 µA IEX3 No panel load *5 During operation at 2MHz 1,000 1,500 µA ∗1: SVD circuit: OFF status, VSC = "0", OSC1: oscillating with crystal, OSCC= "0" ∗2: SVD circuit: OFF status, VSC = "1", OSC1: oscillating with crystal ∗3: SVD circuit: OFF status, VSC = "2", OSC1: oscillating with crystal, VSS = -5.0V ∗4: SVD circuit: OFF status, VSC = "0" or "1", OSC1: oscillating with CR, OSCC = "0", ROSC for OSC1 = 1.6MΩ ∗5: SVD circuit: OFF status, VSC = "2", OSC1: oscillating with CR, OSCC = "0", ROSC for OSC1 = 1.6MΩ 5 E0C6244 ● Oscillation Characteristics The oscillation characteristics change depending on the conditions (components used, board pattern, etc.). Use the following characteristics as reference values. OSC1 crystal oscillation circuit (Unless otherwise specified: VDD=0V, VSS=-3.0V, Crystal: C-002R (CI=35kΩ), CGX=25pF, CDX=built-in, RfX=10MΩ, VSC="0", Ta=25°C) Condition Unit Characteristic Symbol Min. Typ. Max. VSS=-2.2 to -5.5V Sec tsta Oscillation start time 5 pF CD Package as assembled Built-in capacitance (drain) 22 pF Bare chip 21 ∂f/∂V ppm VSS=-2.2 to -5.5V Frequency/voltage deviation 5 ∂f/∂IC ppm Frequency/IC deviation -10 10 ∂f/∂CG CG=5 to 25pF ppm Frequency adjustment range 35 45 CG=5pF V Harmonic oscillation start voltage Vhho -5.5 Between OSC1 and VDD, VS1 Rleak MΩ Permitted leak resistance 200 OSC1 CR oscillation circuit Characteristic Oscillation start time Frequency/voltage deviation Oscillation frequency (Unless otherwise specified: VDD=0V, VSS=-3.0V, VSC="0" or "1", Ta=25°C) Symbol Min. Typ. Max. Condition Unit 3 tsta VSS=-2.2 to -5.5V mS -5 5 ∂f/∂V VSS=-2.2 to -5.5V % 32×70% 32 32×130% fCR ROSC=1.6MΩ kHz OSC3 CR oscillation circuit (1) Characteristic Oscillation start time Frequency/voltage deviation Oscillation frequency Symbol tsta VSS=-2.2 to -5.5V ∂f/∂V VSS=-2.2 to -5.5V fCR ROSC=40kΩ (Unless otherwise specified: VDD=0V, VSS=-3.0V, VSC="1", Ta=25°C) Condition Min. Typ. Max. Unit 3 mS -5 5 % 860×70% 860 860×130% kHz OSC3 CR oscillation circuit (2) Characteristic Oscillation start time Frequency/voltage deviation Oscillation frequency Symbol tsta VSS=-3.5 to -5.5V ∂f/∂V VSS=-3.5 to -5.5V fCR ROSC=20kΩ (Unless otherwise specified: VDD=0V, VSS=-5.0V, VSC="2", Ta=25°C) Condition Min. Typ. Max. Unit 3 mS -5 5 % 1.7×70% 1.7 1.7×130% MHz OSC3 ceramic oscillation circuit (1) (Unless otherwise specified: VDD=0V, VSS=-3.0V, VSC="1", Ceramic: CSB 1000J (Murata Mfg. Co.), CGC=CDC=100pF, RfC=1MΩ, Ta=25°C) Characteristic Symbol Min. Typ. Max. Unit Condition Oscillation start time 3 mS tsta VSS=-2.2 to -5.5V Frequency/voltage deviation -3 3 % ∂f/∂V VSS=-2.2 to -5.5V OSC3 ceramic oscillation circuit (2) (Unless otherwise specified: VDD=0V, VSS=-5.0V, VSC="2", Ceramic: CSA 2.00MG (Murata Mfg. Co.), CGC=CDC=100pF, RfC=1MΩ, Ta=25°C) Characteristic Symbol Min. Typ. Max. Unit Condition Oscillation start time 3 mS tsta VSS=-3.5 to -5.5V Frequency/voltage deviation -3 3 % ∂f/∂V VSS=-3.5 to -5.5V 6 E0C6244 ■ PACKAGE DIMENSIONS Plastic QFP5-128pin 23.6±0.4 20±0.1 102 65 INDEX 39 128 1 38 0.2±0.05 0.1 2.7±0.1 0.5 3max 17.6±0.4 64 14±0.1 103 0.15±0.05 0° 10° 0.8±0.2 1.8 Unit: mm NOTICE: No part of this material may be reproduced or duplicated in any form or by any means without the written permission of Seiko Epson. Seiko Epson reserves the right to make changes to this material without notice. Seiko Epson does not assume any liability of any kind arising out of any inaccuracies contained in this material or due to its application or use in any product or circuit and, further, there is no representation that this material is applicable to products requiring high level reliability, such as, medical products. Moreover, no license to any intellectual property rights is granted by implication or otherwise, and there is no representation or warranty that anything made in accordance with this material will be free from any patent or copyright infringement of a third party. This material or portions thereof may contain technology or the subject relating to strategic products under the control of the Foreign Exchange and Foreign Trade Control Law of Japan and may require an export license from the Ministry of International Trade and Industry or other approval from another government agency. © Seiko Epson Corporation 1999 All right reserved. SEIKO EPSON CORPORATION ELECTRONIC DEVICES MARKETING DIVISION IC Marketing & Engineering Group ED International Marketing Department I (Europe & U.S.A.) 421-8, Hino, Hino-shi, Tokyo 191-8501, JAPAN Phone : 042-587-5812 FAX : 042-587-5564 ED International Marketing Department II (Asia) 421-8, Hino, Hino-shi, Tokyo 191-8501, JAPAN Phone : 042-587-5814 FAX : 042-587-5110