參數(shù)資料
型號: μPD784036(A)
廠商: NEC Corp.
英文描述: 8/16 Bit Single Chip Microcontrollers(8/16 位單片微控制器)
中文描述: 8 / 16位單片機微控制器(8 / 16位單片微控制器)
文件頁數(shù): 13/90頁
文件大小: 402K
代理商: ΜPD784036(A)
μ
PD784035(A), 784036(A)
13
Pin
I/O
Dual-function
Function
TO0-TO3
Output
P34-P37
Timer output
CI
Input
P23/INTP2
Input of a count clock for timer/counter 2
R
X
D
Input
P30/SI1
Serial data input (UART0)
R
X
D2
P13/SI2
Serial data input (UART2)
T
X
D
Output
P31/SO1
Serial data output (UART0)
T
X
D2
P14/SO2
Serial data output (UART2)
ASCK
Input
P25/INTP4/SCK1
Baud rate clock input (UART0)
ASCK2
P12/SCK2
Baud rate clock input (UART2)
SDA
I/O
P33/SO0
Serial data I/O (2-wire serial I/O)
SI0
Input
P27
Serial data input (3-wire serial I/O0)
SI1
P30/R
X
D
Serial data input (3-wire serial I/O1)
SI2
P13/R
X
D2
Serial data input (3-wire serial I/O2)
SO0
Output
P33/SDA
Serial data output (3-wire serial I/O0)
SO1
P31/T
X
D
Serial data output (3-wire serial I/O1)
SO2
P14/T
X
D2
Serial data output (3-wire serial I/O2)
SCK0
I/O
P32/SCL
Serial clock I/O (3-wire serial I/O0)
SCK1
P25/INTP4/ASCK
Serial clock I/O (3-wire serial I/O1)
SCK2
P12/ASCK2
Serial clock I/O (3-wire serial I/O2)
SCL
P32/SCK0
Serial clock I/O (2-wire serial I/O)
NMI
Input
P20
-
INTP0
P21
Input of a count clock for timer/counter 1
Capture/trigger signal for CR11 or CR12
INTP1
P22
Input of a count clock for timer/counter 2
Capture/trigger signal for CR22
INTP2
P23/CI
Input of a count clock for timer/counter 2
Capture/trigger signal for CR21
INTP3
P24
Input of a count clock for timer/counter 0
Capture/trigger signal for CR02
INTP4
P25/ASCK/SCK1
-
INTP5
P26
Input of a conversion start trigger for A/D converter
AD0-AD7
I/O
P40-P47
Time multiplexing address/data bus (for connecting external memory)
A8-A15
Output
P50-P57
High-order address bus (for connecting external memory)
A16-A19
Output
P60-P63
High-order address bus during address expansion (for connecting external memory)
RD
Output
P64
Strobe signal output for reading the contents of external memory
WR
Output
P65
Strobe signal output for writing on external memory
WAIT
Input
P66/HLDRQ
Wait signal insertion
REFRQ
Output
P67/HLDAK
Refresh pulse output to external pseudo static memory
HLDRQ
Input
P66/WAIT
Input of bus hold request
HLDAK
Output
P67/REFRQ
Output of bus hold response
ASTB
Output
CLKOUT
Latch timing output of time multiplexing address (A0-A7) (for
connecting external memory)
CLKOUT
Output
ASTB
Clock output
5.2 Non-Port Pins (1/2)
External interrupt
reguest
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