參數(shù)資料
型號(hào): μPD784217
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(jī)微控制器(8 / 16位單片微控制器)
文件頁數(shù): 18/70頁
文件大?。?/td> 271K
代理商: ΜPD784217
μ
PD784217,784218
18
6.3 Pin I/O Circuits and Recommended Connections of Unused Pins
Table 6-1 shows symbols indicating the I/O circuit types of the respective pins and the recommended connection
of unused pins.
For the circuit diagram of each type of I/O circuit, refer to Figure 6-1.
Table 6-1. I/O Circuit Type of Respective Pins and Recommended Connections of Unused Pins (1/2)
Pin Name
I/O Circuit Type
I/O
Recommended Connections of Unused Pins
P00/INTP0
8-A
I/O
Input : Individually connected to V
SS
via resistor
Output: Open
P01/INTP1
P02/INTP2/NMI
P03/INTP3 to P06/INTP6
P10/ANI0 to P17/ANI7
9
Input
Connected to V
SS
or V
DD
P20/RxD1/SI1
10-A
I/O
Input : Individually connected to V
SS
via resistor
Output: Open
P21/TxD1/SO1
P22/ASCK1/SCK1
P23/PCL
P24/BUZ
P25/SI0
P26/SO0
P27/SCK0
P30/TO0 to P32/TO2
8-A
P33/TI1, P34/TI2
P35/TI00, P36/TI01
P37/EXA
P40/AD0 to P47/AD7
5-A
P50/A8 to P57/A15
P60/A16 to P63/A19
P64/RD
P65/WR
P66/WAIT
P67/ASTB
P70/RxD2/SI2
8-A
P71/TxD2/SO2
P72/ASCK2/SCK2
P80/A0 to P87/A7
P90 to P95
13-D
P100/TI5/TO5
8-A
P101/TI6/TO6
P102/TI7/TO7
P103/TI8/TO8
P120/RTP0 to P127/RTP7
P130/ANO0, P131/ANO1
12-A
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