參數(shù)資料
型號: M30221MC-XXXFP
元件分類: 微控制器/微處理器
英文描述: 16-BIT, MROM, 10 MHz, MICROCONTROLLER, PQFP120
封裝: PLASTIC, LQFP-120
文件頁數(shù): 17/46頁
文件大小: 552K
代理商: M30221MC-XXXFP
23
Programmable I/O Port
Mitsubishi microcomputers
M30221 Group
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
Table 1.19.1. Example connection of unused pins in single-chip mode
Figure 1.19.13. Example connection of unused pins
Port P0 to P13 (except for P77)
(Input mode)
(Input mode)
(Output mode)
NMI
AVCC
AVSS
VREF
Microcomputer
VCC
VSS
Open
VL3
VL2
VL1
CNVSS
Open
XCOUT
COM0
COM3
SEG2
SEG15
XCIN
Pin name
Connection
Ports P0 to P13
(excluding P77)
XOUT (Note 2),XCOUT
AVSS, VREF
AVCC
After setting for output mode, leave these pins open; or after setting for
input mode, connect every pin to VSS via a resistor.(Note1,Note3)
Open
Connect to VCC
Connect to VSS
NMI
Connect via resistor to VCC (pull-up)
C1, C2
VL1
VL2, VL3
Open
Connect to VCC
Connect to VSS
CNVSS
XCIN
Connect via resistor to VSS (pull-down)
COM0
COM3
SEG2
SEG15
Open
Connect via resistor to VSS
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