參數(shù)資料
型號(hào): NT68P61A
廠商: Electronic Theatre Controls, Inc.
英文描述: 8-Bit Microcontroller for Monitor (24K OTP ROM Type)
中文描述: 8位微控制器的監(jiān)視器(足金檢察官辦公室光盤形式)
文件頁數(shù): 3/48頁
文件大?。?/td> 1057K
代理商: NT68P61A
NT68P61A
3
Pin Descriptions
Pin No.
Designation
Reset Init.
I/O
Description
40 Pin
42 Pin
1
1
DAC2
[
OE
]
O
[ I ]
Open drain 12V, D/A converter output 2
[OTP ROM program output enable]
2
2
DAC1
O
Open drain 12V, D/A converter output 1
3
3
DAC0
O
Open drain 12V, D/A converter output 0
4
4
RESET
[ VPP ]
I
[ P ]
Schmitt trigger input pin, low active reset**
[OPT ROM program supply voltage]
5
5
V
DD
P
Power
6
7
GND
P
Ground
7
8
OSCO
O
Crystal OSC output
8
9
OSCI
I
Crystal OSC input
9
10
P15
I/O
Bi-directional I/O pin
10
11
P14
[ CE ]
I/O
[ I ]
Bi- directional I/O pin
[OTP ROM program chip enable]
11
12
P13/HALFHI
[ A11 ]
P13
I/O
[ I ]
Bi- directional I/O pin, shared with half hsync input
[OTP ROM program address buffer]
12
13
P12/HALFHO
[ A10 ]
P12
I/O
[ I ]
Bi- directional I/O pin, shared with half hsync output
[OTP ROM program address buffer]
13
14
P11/AD1
[ A9 ]
P11
I/O
[ I ]
Bi- directional I/O pin, shared with A/D converter channel
1 input
[OTP ROM program address buffer]
14
15
P10/AD0
[ A8 ]
P10
I/O
[ I ]
Bi- directional I/O pin, shared with A/D converter
channel 0 input
[OTP ROM program address buffer]
15
16
P16/INTE
P16
I
Schmitt trigger input pin
with internal pull high,
shared
with external Rising-edge trigger interrupt
16 - 23
17 - 24
P27 - P20
[ DB7 ] -
[ DB0 ]
I/O
[ I/O ]
Bi- directional I/O pin, push-pull structure with high current
drive/sink capability
[OTP ROM program data buffer]
24
25
P30/SDA
[ A12 ]
P30
I/O
[ I ]
Open drain 5V Bi-direction I/O pin P30, shared with SDA
pin of I
2
C bus schmitt trigger buffer
[OTP ROM program address buffer]
25
26
P31/SCL
[ A13 ]
P31
I/O
[ I ]
Open drain 5V Bi-direction I/O pin P31, shared with SCL
pin of I
2
C bus schmitt trigger buffer
[OTP ROM program address buffer]
26
27
P00/DAC8
[ A0 ]
P00
I/O
[ I ]
Bi- directional I/O pin, shared with open drain 5V D/A
converter output 8
[OTP ROM program address buffer]
* [ ]: OTP Mode
** This
RESET
pin must be pulled high by external pulled-up resistor (5K
suggestion), or it will stay low
voltage to reset system all the time.
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