参数资料
型号: M30221M8-XXXFP
元件分类: 微控制器/微处理器
英文描述: 16-BIT, MROM, 10 MHz, MICROCONTROLLER, PQFP120
封装: PLASTIC, LQFP-120
文件页数: 15/48页
文件大小: 565K
代理商: M30221M8-XXXFP
19
Programmable I/O Port
Mitsubishi microcomputers
M30221 Group
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
Figure 1.19.1. Programmable I/O ports (1)
P10 to P17, P20 to P27
P00 to P07, P120 to P125
Data bus
Direction register
Port latch
Pull-up selected
P30 to P33, P41, P47, P50 to P53, P56,
P62, P74 to P76, P81
Data bus
Direction register
Port latch
Pull-up selection
P34, P35
Port ON/OFF
LCD drive timing
Port/segment
VL1/VSS
VL3/VCC
Data bus
Direction register
Port latch
Timer A
overflow
“1”
Segment output
D
CK
Q
VL3/VCC
VL2/VCC
Data bus
Direction register
Port latch
Pull-up selection
Timer A
overflow
Intermittent pull-up control
“1”
D
CK
Q
D
CK
Q
Interface logic
level shift circuit
Intermittent pull-up control
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