m3819 Renesas Electronics Corporation., m3819 Datasheet - Page 162

• Manufacturer Part Number: m3819
• Description: Mitsubishi 8-bit Single-chip Microcomputer 740 Family / 38000 Series
• Manufacturer: Renesas Electronics Corporation.

2. APPLICATION
Fig. 2.7.3 Structure of Interrupt request register 1
Fig. 2.7.4 Structure of Interrupt control register 1
148
Interrupt request register 1
Interrupt control register 1
b7 b6 b5 b4 b3 b2 b1 b0
b7 b6 b5 b4 b3 b2 b1 b0
B
0
1
2
3
4
5
6
7
B
0
1
2
3
4
5
6
7
Interrupt request reigster 1 (IREQ1) [Address:3C
Interrupt control register 1 (ICON1) [Address:3E
INT
INT
Serial I/O 2 interrupt request
Serial I/O 3 interrupt request
Timer 1 interrupt request bit
Timer 2 interrupt request bit
"0" is set by software, but not "1."
INT
INT
Serial I/O 2 interrupt enable
Serial I/O 3 interrupt enable
Timer 1 interrupt enable bit
Timer 2 interrupt enable bit
bit
bit
bit
bit
INT
Remote control/counter
overflow interrupt request bit
Serial I/O 1 interrupt request
Serial I/O automatic transfer
interrupt request bit
INT
Remote control/counter
overflow interrupt enable bit
Serial I/O 1 interrupt enable
Serial I/O automatic transfer
interrupt enable bit
bit
bit
0
1
0
1
/ZCR interrupt request bit
/ZCR interrupt enable bit
interrupt request bit
2
interrupt enable bit
2
interrupt request bit
interrupt enable bit
Name
Name
3819 Group USER’S MANUAL
2.7 Zero cross detection circuit
0 : No interrupt request
1 : Interrupt request
0 : No interrupt request
1 : Interrupt request
0 : No interrupt request
1 : Interrupt request
0 : No interrupt request
1 : Interrupt request
0 : No interrupt request
1 : Interrupt request
0 : No interrupt request
1 : Interrupt request
0 : No interrupt request
1 : Interrupt request
0 : No interrupt request
1 : Interrupt request
0 : Interrupt disabled
1 : Interrupt enabled
0 : Interrupt disabled
1 : Interrupt enabled
0 : Interrupt disabled
1 : Interrupt enabled
0 : Interrupt disabled
1 : Interrupt enabled
0 : Interrupt disabled
1 : Interrupt enabled
0 : Interrupt disabled
1 : Interrupt enabled
0 : Interrupt disabled
1 : Interrupt enabled
0 : Interrupt disabled
1 : Interrupt enabled
Function
Function
16
16
]
]
MITSUBISHI MICROCOMPUTER
3819 Group
At reset
At reset
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
R W
R W