Text preview for : HC912 Sch.pdf part of TMW electronics HC912 programmer
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D +5V J? 5 9 4 8 3 7 2 6 1 DB9 GND D? 1N4148 R? 4k7 R? 100R D? 1N4148
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P3 P2
GND C GND C? 100nF +5V R? 4k7 U? 19 18 17 16 15 14 13 12 4 27pF C? B 27pF 10 X? 12MHz 5 XTAL1 PB7 (SCK) (RXD) PD0 PB6 (MISO) (TXD) PD1 PB5 (MOSI) (INT0) PD2 PB4 (INT1) PD3 PB3 (OC1) (T0) PD4 PB2 (T1) PD5 PB1 (AIN1) (ICP) PD6 PB0 (AIN0) XTAL2 GND +5V D? LED 2 3 6 7 8 9 11 VCC Reset BDM +5V P2 R? 820R R? 4k7 R? 1R 20 +5V J? GND 1R R? 1 2 3 4 CON4 BKGD GND GND GND GND GND J? 2 1 CON2 1N4007 C? 100uF RESET +5V +5V VCC D? 1 U? 7805 GND Vin Vout 3 +5V C
MC68HC912XXX
C? 4.7uF
P3 C?
RESET Tiny2313
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R? 4k7
HC912 Programmer by TMW electronic and Mrrisc
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GND
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A Title HC912 Programmer Size B Date: File: 1 2 3 4 5 6-Feb-2009 C:\!Praca\..\Sheet_1.Sch Sheet of Drawn By: Mrrisc 6 Number Revision
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