NT68P61A Datasheet, PDF (4/48 Pages) List of Unclassifed Manufacturers – 8-Bit Microcontroller for Monitor (24K OTP ROM Type)

NT68P61A
Pin Descriptions (continued)
Pin No.
Designation Reset Init. I/O
Description
40 Pin 42 Pin
27
28
P01/DAC9
[ A1 ]
P01
I/O Bi- directional I/O pin, shared with open drain 5V D/A
converter output 9
[ I ] [OTP ROM program address buffer]
28
29
P02/DAC10
P02
I/O Bi- directional I/O pin, shared with open drain 5V D/A
converter output 10
[ A2 ]
[ I ] [OTP ROM program address buffer]
29
30
P03/DAC11
P03
I/O Bi- directional I/O pin, shared with open drain 5V D/A
converter output 11
[ A3 ]
[ I ] [OTP ROM program address buffer]
30
31
P04/DAC12
P04
I/O Bi- directional I/O pin, shared with open drain 5V D/A
converter output 12
[ A4 ]
[ I ] [OTP ROM program address buffer]
31
32
P05/DAC13
P05
I/O Bi- directional I/O pin, shared with open drain 5V D/A
converter output 13
[ A5 ]
[ I ] [OTP ROM program address buffer]
32
33
P06/VSYNCO
P06
I/O Bi- directional I/O pin, shared with vsync out
[ A6 ]
[ I ] [OTP ROM program address buffer]
33
34
P07/HSYNCO
P07
I/O Bi-directional I/O pin, shared with hsync out
[ A7 ]
[ I ] [OTP ROM program address buffer]
34
35
DAC7
[ A14 ]
O Open drain 12V, D/A converter output
[OTP ROM program address buffer]
35
36
DAC6
[ MODE2 ]
O Open drain 12V, D/A converter output
[ I ] [OTP ROM mode select]
36
38
DAC5
[ MODE1 ]
O Open drain 12V, D/A converter output
[ I ] [OTP ROM mode select]
37
39
DAC4
[ MODE0 ]
O Open drain 12V, D/A converter output
[ I ] [OTP ROM mode select]
38
40
DAC3
[ PGM ]
O Open drain 12V, D/A converter output
[ I ] [OTP ROM program control]
39
41
HSYNCI
I Debouncing & schmitt trigger input pin for video horizontal
sync signal, internal pull high, shared with composite sync
input
40
42
VSYNCI/INTV VSYNCI
I Debouncing & schmitt trigger input pin for video vertical
sync signal, internal pull high, shared with external
[A14]
[ I ] interrupt source
-
6
NC
I/O Bi-directional I/O pin, with internal pulled up 22KΩ
resister, only 42 pin SDIP available
-
37
NC
I/O Bi-directional I/O pin, with internal pulled up 22KΩ
resister, only 42 pin SDIP available
* [ ]: OTP Mode
4