参数资料
型号: mPD789322
厂商: NEC Corp.
元件分类: 8位微控制器
英文描述: 8-bit Microcontroller with 2/4/8K Bytes In-System Programmable Flash
中文描述: 8位微控制器与2/4/8K字节在系统可编程闪存
文件页数: 78/96页
文件大小: 482K
代理商: MPD789322
Preliminary Product Information U14673EJ1V0PM00
8
PD789322,789324,789326,789327
1. PIN CONFIGURATION (TOP VIEW)
52-pin plastic LQFP (10
××××10 mm)
PD789322GB-xxx-8ET
PD789324GB-xxx-8ET
PD789326GB-xxx-8ET
PD789327GB-xxx-8ET
RESET
P60/TO40
P43/KR03
P42/KR02
P41/KR01
P40/KR00
P03
P02
P01
P00
INT/P61
X1
X2
V
DD
V
SS
XT2
XT1
IC0
P20/SCK10
P21/SO10
P22/SI10
V
LC0
52 51 50 49 48 47 46 45 44 43 42
14 15 16 17 18 19 20 21 21 23 24
1
2
3
4
5
6
7
8
9
10
11
39
38
37
36
35
34
33
32
31
30
29
P11
P10
P81/S21
P82/S20
P83/S19
P84/S18
P85/S17
S16
S15
S14
S13
S12
S11
S10
S9
COM0
COM1
COM2
COM3
S0
S1
S2
S3
S4
S5
S6
S7
S8
S23
P80/S22
12
13
28
27
41 40
25 26
Caution Connect the IC0 (Internally Connected) pin directly to VSS.
COM0 to COM3: Common Output
RESET:
Reset
IC0:
Internally connected
S0 to S23:
Segment Output
INT:
Interrupt from Peripherals
SCK10:
Serial Clock Input/Output
KR00 to KR03:
Key Return
SI10:
Serial Data Input
P00 to P03:
Port 0
SO10:
Serial Data Output
P10, P11:
Port 1
VDD:
Power Supply
P20 to P22:
Port 2
VLC0:
Power Supply for LCD
P40 to P43:
Port 4
VSS:
Ground
P60, P61:
Port 6
X1, X2:
Crystal (Main system clock)
P80 to P85:
Port 8
XT1, XT2:
Crystal (Sabsystem clock)
TO40:
Timer Output
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