參數(shù)資料
型號: M37902FGCHP
元件分類: 微控制器/微處理器
英文描述: 16-BIT, FLASH, 26 MHz, MICROCONTROLLER, PQFP100
封裝: 14 X 14 MM, 0.50 MM PITCH, PLASTIC, LQFP-100
文件頁數(shù): 91/143頁
文件大?。?/td> 1148K
代理商: M37902FGCHP
51
M37902FCCHP, M37902FGCHP, M37902FJCHP
MITSUBISHI MICROCOMPUTERS
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
Fig. 40 Bit configuration of external interrupt input control register
7
6
543
2
1
0
External interrupt input control register
Key input interrupt select bit
0: INT3 interrupt
1: Key input interrupt
Pin INT2 select bit
0: Allocate pin INT2 to P64.
1: Allocate pin INT2 to P77 (Note 2).
Key input interrupt pin select bits (Note 1)
0 0: Pins KI0 to KI3
0 1: Pins KI0 to KI2
1 0: Pins KI0 and KI1
1 1: Pin KI0
Address
9416
At reset
0016
Key input interrupt pin pullup select bit
0: Pins KI0 to KI3 are not pulled up.
1: Pins KI0 to KI3 are pulled up.
Pin INT3 select bit (Note 3)
0: Allocate pin INT3 to P80.
1: Allocate pin INT3 to P74.
Pin INT4 select bit
0: Allocate pin INT4 to P84.
1: Allocate pin INT4 to P75 (Note 4).
Fix this bit to “0”.
Notes 1: When using pin KIi, do not select timer A’s output pins and pulse output pins which are multiplexed with pin KIi.
2: When pin INT2 is allocated to P77, do not use pin AN7/ADTRG. Additionally, clear the D-A1 output enable bit (bit 1 at
address 9616) to “0” (output disabled).
3: When pin INT3 is allocated to P80, clear the D-A2 output enable bit (bit 2 at address 9616) to “0” (output disabled).
When pin INT3 is allocated to P74, do not use pin AN4.
4: When pin INT4 is allocated to P75, do not use pin AN5.
0
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