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UPD17P136ACT Datasheet(PDF) 28 Page - NEC

Part # UPD17P136ACT
Description  4-BIT SINGLE-CHIP MICROCONTROLLER
PDF  292 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPD17P136ACT Datasheet(HTML) 28 Page - NEC

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Pin No.
Pin name
Function
Output
At reset
1VADC
Supplies power and reference voltage for the A/D converter
—
—
2
P0C3/ADC3/MD3 Note1
Constitute port 0C, serve as analog input pins of A/D
CMOS
Input
|
|
converter, or select operating mode when program memory
push-pull
(P0C)
5
P0C0/ADC0/MD0 Note1
is written or verified.
• P0C3 to P0C0
• 4-bit input/output port
• Input/output setting in 1-bit unit
• ADC3 to ADC0
• Analog input for the A/D converter
• MD3 to MD0
• Available for the
µPD17P136A and µPD17P137A only
• Selects operating mode at program memory writing/
verification
6
P0B3/D7 Note1
Used as port 0B, or data input/output pins in program
CMOS
Input
|
|
memory write/verify mode.
push-pull
(P0B)
9
P0B0/D4 Note1
• P0B3 to P0B0
• 4-bit input/output port
• Input/output setting in 4-bit unit
• Software-selectable pull-up resistor
• D7 to D4
• Available for the
µPD17P136A and µPD17P137A only
• 8-bit data input/output at program memory writing/
verification
10
P0A3/D3 Note1
Used as port 0A, or data input/output pin in program memory
CMOS
Input
|
|
write/verify mode.
push-pull
(P0A)
13
P0A0/D0 Note1
• P0A3 to P0A0
• 4-bit input/output port
• Input/output setting in 4-bit unit
• Software-selectable pull-up resistor
• D3 to D0
• Available for the
µPD17P136A and µPD17P137A only
• 8-bit data input/output at program memory writing/
verification
14
GND
Ground
—
—
15
INT
External interrupt request input or sensor signal input
—
Input
16
RESET
System reset input pin
—
Input
A pull-up resistor can be internally connected by mask
option Note2
Notes 1.
The MD0-MD3 and D0-D7 pins are valid with the
µPD17P136A and 17P137A only.
2.
The
µPD17P136A and 17P137A do not have a pull-up resistor connected by mask option.
CHAPTER 2
PIN FUNCTIONS
2.1 PIN FUNCTIONS
9



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