MC68HC705 MOTOROLA [Motorola, Inc], MC68HC705 Datasheet - Page 105

• Manufacturer Part Number: MC68HC705
• Description: HCMOS Microcontroller Unit
• Manufacturer: MOTOROLA [Motorola, Inc]

MC68HC705C8A — Rev. 2.0
MOTOROLA
M
Q
A
B
C
D
E
G
H
K
N
O
P
R
S
F
J
L
I
+5 V
R10*
470
DS2*
+5 V
(VERF)
C4
22 pF
(PROG)
PROG
DS1*
R11*
470
VERF
Figure 9-2. PROM Programming Circuit (Continued)
(A4)
(A3)
(A2)
(A1)
(A5)
(A0)
2.0 MHz
10 M
R5
Y1
R9
10 K
(D0)
(D1)
(D2)
(D3)
(D4)
R8
10 K
12
13
14
15
17
10
16
11
8
9
7
R7
10 K
PB2
PA5
PA4
PA3
PA2
PA1
PA0
PB0
PB1
PB3
PB4
EPROM/OTPROM (PROM)
C3
22 pF
NC
R6
10 K
NC
44-LEAD PLCC
+5 V
SOCKET
R13
10 K
U3
NC
+5 V
+5 V
R3 10 K
3
NC
S3
J1
2
TCMP
PC0
PD7
PD5
PD4
PD3
PD2
PD0
PC2
PD1
PC1
EPROM/OTPROM (PROM) Programming
1
+5 V
1 2
J2
C6
0.1 F
10 K
39
38
37
36
35
34
33
32
31
29
30
R4
1.0 F
C2
S4
+5 V
PD5
PD4
PD3
PD2
2.7 K
10 K
(A10)
R2
R1
PD0
(A8)
(A9)
PD1
+5 V
S2
S5
NC
+12 V
EPROM/OTPROM (PROM)
RESET
OUT
10 K
R12
PD5
PD4
PD3
PD2
PD7
S6
NC
NC
NC
NC
NC
IRQ
TCAP
TCMP
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
PC0
PC1
PC2
PC3
PC4
PD1
PD0
PC5
PC6
PC7
V
SS
P2
Technical Data
38
39
40
34
33
32
31
36
37
35
12
13
14
15
16
17
18
19
10
28
27
26
25
24
30
29
23
22
20
11
21
3
2
9
8
7
6
5
4
1
105