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APPROVAL SIGN

S/W APPROVAL SHEET. GTEC-0016. GTS M/L APP. TEAM. DATE ; 99. 4. 28. Globaltec Electronics Ltd. No. 9904. APPROVAL SIGN. 99. 4. CHECK SUM :2D13h@27C256. No. DATE. CONTENTS OF MODIFICATION. XL LIANG. 2. 4. Software Spec Sheet. Product Purpose Function

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APPROVAL SIGN

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  1. S/W APPROVAL SHEET GTEC-0016 GTS M/L APP. TEAM DATE ; 99. 4. 28. Globaltec Electronics Ltd No. 9904 APPROVAL SIGN 99. 4 CHECK SUM :2D13h@27C256 No DATE CONTENTS OF MODIFICATION XL LIANG

  2. 2 4 Software Spec Sheet • Product • Purpose • Function • Features • 4 bit 1 chip microcomputer • Infrared remote control encoder • 8 x×6 key matrix scan • Operating frequency : 300~500KHz • Instruction cycle : fosc/6 (at 300~500KHz) Built in capacitor for ceramic oscillation circuit (Masked option for KHz ver.) • Low operating voltage : 2.0~4.0 V (at 300~500KHz)

  3. Tc T1 3 4 M50560-001P A single pulse, modulated with 40KHz signal at 480KHz Carrier frequency fCAR = 1/Tc = fOSC/12 Duty ratio = T1/Tc = 1/3 - Configuration of Flame Low Custom Code Separation Period Lead Pulse Data Code C0 C1 C2 C3 C4 C5 C6 C7 D0 D1 D2 D3 D4 D5 D6 D7 8ms 4ms 4ms - Bit Description Bit ″0″ Bit ″1″ 0.5ms 0.5ms 1.0ms 2.0ms - Flame Interval :,Tf The transmitted waveform as long as a key is depressed. Tf=60ms@480KHz 60ms

  4. 4 4 Circuit Diagram (SW OFF) 1 9C 18 13 10 08 00 C0 K0 K1 K2 K3 R0 R1 R2 R3 D0 D1 D2 D3 D4 D5 OSC1 2 455KHz resonator C1 9D 19 11 09 01 12 OSC2 3 C2 9E 1A 12 0A 02 4 C3 9F 1B 13 0B 03 17 58 14 0C 04 1C C4 GTEC-0016 11 18 REM OUT 59 15 0D 05 C5 1D 19 C6 5A 16 0E 06 1E 20 5B 17 0F 07 1F C7 5 14 6 Vdd + 7 15 RESET 8 9 16 GND 10 = CX = DIODE Format is Mat 50560 -001 IF NO DIODE CONNECTED, customer code is 22H, 0010 0010 THE ORIGINAL DIODE CONNECTION FOR 22 WILL BE =00 CUSTOMER CODE

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