參數(shù)資料
型號(hào): μPD75P3036
廠商: NEC Corp.
英文描述: 4 Bit Single Chip Microcontrollers(4 位單片微控制器)
中文描述: 4位單片微控制器(4位單片微控制器)
文件頁(yè)數(shù): 10/64頁(yè)
文件大?。?/td> 382K
代理商: ΜPD75P3036
10
m
PD75P3036
3.2 Non-port Pins (2/2)
Pin name
I/O
Alternate
function
Function
Status
after reset
I/O circuit
type
S12 to S23
Output
Segment signal output
Note 1
G-A
S24 to S31
Output
BP0 to BP7
Segment signal output
Note 1
H-A
COM0 to COM3
Output
Common signal output
Note 1
G-B
V
LC0
to V
LC2
Power source for LCD driver
BIAS
Output
Output for external split resistor cut
High
impedance
LCDCL
Note 2
Output
P30/MD0
Clock output for driving external expansion driver
Input
E-B
SYNC
Note 2
Output
P31/MD1
Clock output for synchronization of external expansion driver
Input
E-B
AN0 to AN5
Input
Analog signal input for A/D converter
Input
Y
AN6
P82
Y-B
AN7
P83
AV
REF
A/D converter reference voltage
Z-N
AV
SS
A/D converter reference GND potential
Z-N
Notes 1.
The V
LCX
(X = 0, 1, 2) shown below are selected as the input source for the display outputs.
S12 to S31: V
LC1
, COM0 to COM2: V
LC2
, COM3: V
LC0
2.
These pins are provided for future system expansion. Currently, only P30 and P31 are used.
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