470 R1 D1
RXD
470 R2 D2
TXD
1K R3
+5V
D3
P1
1N4448 U1
1
U2 1K R4
6 17 14
+5V
RA0 VDD
RA1
2 13 12 18
R1IN R1OUT RA1
7 8 9 1 5
GND
R2IN R2OUT RA2 Vss
3 14 11 2
T1OUT T1IN RA3
8 7 10 3
T2OUT T2IN RA4/TOCKI
PB0 B0
56 R5
4 6
RB0/INT
+5V
PB1 B1
C1 56 R6
9 1 7
C+ RB1
PB2 B2
0.1 56 R7
5 3 8
C1- RB2
PB3 B3
56 R8
4 4 9
C2+ MCLR RB3
PB4 B4
56 R9
16 5 10
VCC C2- RB4
PB5 B5
DB9F GND C3 C4 56 R10
2 11
V+ RB5
PB6 B6
C2 0.1 56 R11
15 6 12
GND V- RB6
PB7 B7
0.1 1n2 56 R12
15 13
OSC1/CLKIN RB7
MAX232
GND C5 C6 Y1
16
OSC2/CLKOUT
8MHz
R13 0.1 0.1
1K D8 PIC16F84
Vpp
C7 C8
1N4448 D9 GND 27pF 27pF
U3 4.7K R14
Q1 LM317/TO92
Vppr
2N5401/TO
3 2
Vpp
VIN VOUT
C9
R15 + GND
4.7K R16 240
10.0x16V
R17 JP1
PB0 PB7
1K 10K R18
1 8
PB1 PB6
2 7
PB2 PB5
3 6
PB3 PB4
R19 R20
4 5
4.7K 4.7K
RA1 B1
Q2 C10 Q3 DIP8
2 2
2N5551 2N5551
0.1 C11
R21 +
R22 2.2K R23
10K 10.0x16V 10K
JP2
1 2
B0 B1
+5V 3 4
B2 B3
D15 Q4
5 6
B4 B5
1N4448
D14
2N5401/TO
7 8
B6 B7
+5Vcom
9 10
+5V Vpp
11 12
U4
1N4004
+5Vcom Vppr
13 14
L7805/TO220 4.7K R24
15 16
R25
1 3
VIN VOUT
C12 10K XPROG Connector
JS1
R26 0.1
+ 2.2K
1
1
C13 C14 C15 +
2
2
220.0x25V 0.1 C16
3
3
10.0x16V 0.1 4.7K R27
XPROG V1.2
B0
DC 2.1mm Q5
2
2N5551
1K R28
1997.04.08
5V6
5V6
5V6
5V6
D4
D5
D6
D7
5V6
5V6
5V6
5V6
D10
D11
D12
D13
ADJ
1
1
3
1
3
GND
2
1
3