参数资料
型号: M38D5XGXHP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 6.25 MHz, MICROCONTROLLER, PQFP80
封装: 12 X 12 MM, 0.50 MM PITCH, PLASTIC, LQFP-80
文件页数: 71/142页
文件大小: 2004K
代理商: M38D5XGXHP
Rev.3.04
May 20, 2008
Page 34 of 134
REJ03B0158-0304
38D5 Group
A key input interrupt is controlled by the key input control
register and port direction registers. When the key input interrupt
is enabled, set “1” to the key input control register. A key input
of any pin of ports P20
P23, P44P47 that have been set to input
mode is accepted.
Fig. 24 Structure of key input control register
P44 key input control bit
P45 key input control bit
P46 key input control bit
P47 key input control bit
P20 key input control bit
P21 key input control bit
P22 key input control bit
P23 key input control bit
b7
Key input control register
(KIC : address 0FF716)
0 : Key input interrupt disabled
1 : Key input interrupt enabled
b0
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