66
8Bit Single Chip Microcontroller
DMC73C168
6. OTP DEVICE SPECIFICATION
6.1 Pin Assignment of OTP and OTP Programming Adapter Board
The OTP Device can be programmed like any Texas Instruments Device on a wide variety of PROM
programmers. Programming the OTP Device requires a 80QFP to 28DIP adapter socket with the
XRESET and OSCIN pins grounded. The following diagram shows the connections needed to be
made on the 80QFP to 28DIP pin socket.
OPERATING MODE
PIN NAME
A0/FMIF
EPROM MODE
PIN NAME I/O PIN NO.
OPERATING MODE
EPROM MODE
PIN NAME I/O
PIN NO.
1
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
PIN NAME
G6
I/O
I/O
I/O
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
65
66
67
68
69
70
2
A1/AMIF
A2/AD1
A3/AD2
A4/ECI1
A5/ECI2
A6/INT4
A7/INT3
E0/SO1
E1/SI1
E2/SCLK1
E3/SO2
E4/SI2
E5/SCLK2
E6
G7
3
H0
I/O ADDR0
I/O ADDR1
I/O ADDR2
I/O ADDR3
I/O ADDR4
I/O ADDR5
I/O ADDR6
I/O ADDR7
I/O
I
I
I
I
I
I
I
I
4
H1
5
H2
6
H3
7
H4
8
H5
9
H6
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
H7
B0/T1OUT
B1/T2OUT
B2
I/O
I/O
B3
I/O
B4
I/O
E7/BEEP
F0
B5
I/O
I/O XPGM
I/O XCE
I/O XOE
I/O EPTEST
I/O EPTESTHV
I/O
I
I
I
I
I
B6
I/O
F1
B7
I/O
F2
D0
I/O
F3
D1
I/O
F4
D2
I/O
F5
D3
I/O
F6
I/O
D4
I/O
F7
I/O
D5
I/O
VSS
VSS
D6
I/O
OSCIN
OSCOUT
VDD
I
VSS
D7
I/O
O
C0
I/O DATA0
I/O DATA1
I/O DATA2
I/O DATA3
I/O DATA4
I/O DATA5
I/O DATA6
I/O DATA7
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
VDD
VPP
C1
TEST
G0
I
C2
I/O ADDR8
I/O ADDR9
I/O ADDR10
I/O ADDR11
I/O ADDR12
I/O ADDR13
I
I
I
I
I
I
C3
G1
C4
G2
C5
G3
C6
G4
C7
G5
NC
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