參數(shù)資料
型號: Z86C44
廠商: ZiLOG, Inc.
英文描述: CMOS Z8 MCU(CMOS Z8系列微控制器)
中文描述: 單片機(jī)的CMOS Z8的CMOS(Z8系列微控制器)
文件頁數(shù): 6/70頁
文件大?。?/td> 1192K
代理商: Z86C44
Z86C34/C35/C36/C44/C45/C46
CMOS Z8 MCUs with ASCI UART
ZiLOG
6
P R E L I M I N A R Y
DS007601-Z8X0499
PIN DESCRIPTION
(Continued)
Figure 6. 44-Pin QFP Pin Configuration
34
44
P21
P22
P23
P24
DS
NC
R/W
P25
P26
P27
P04
P30
P36
P37
P35
RESET
R/RL
AS
P34
P33
P32
P31
P
P
P
P
P
V
C
V
C
P
P
X
X
P
P
P
P
G
G
P
P
P
P
P
1
23
33
Z86C44/C45/C46
11
22
12
Table 4. 44-Pin QFP Pin Identification
Pin #
Symbol
Function
Direction
1–2
3–4
5
6–7
8–9
10
11
12–14 P31–33
15
16
17
18
19
20
P05–06
P14–15
P07
V
CC
P16–17
XTAL2
XTAL1
Port 0, Bits 5,6
Port 1, Bits 4,5
Port 0, Bit 7
Power Supply
Port 1 Bits 6,7
Crystal Oscillator
Crystal Oscillator
Port 3, Bits 1,2,3
Port 3, Bit 4
Address Strobe
ROM/ROMless Control
Reset
Port 3, Bit 5
Port 3, Bit 7
In/Output
In/Output
In/Output
In/Output
Output
Input
Input
Output
Output
Input
Input
Output
Output
P34
AS
R/RL
RESET
P35
P37
21
22
23–24 P00–01
25–26 P10–11
27
28–29 GND
30–31 P12–13
32
33–37 P20–24
38
39
40
P36
P30
Port 3, Bit 6
Port 3, Bit 0
Port 0, Bits 0,1
Port 1, Bits 0,1
Port 0, Bit 2
Ground
Port 1, Bits 2,3
Port 0, Bit 3
Port 2, Bits 0,1,2,3,4
Data Strobe
Not Connected
READ/WRITE
Output
Input
In/Output
In/Output
In/Output
P02
In/Output
In/Output
In/Output
Output
P03
DS
NC
R/W
Output
Table 4. 44-Pin QFP Pin Identification
Pin #
Symbol
Function
Direction
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