m3819 Renesas Electronics Corporation., m3819 Datasheet - Page 208

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

3. APPENDIX
Fig. 3.3.27 Structure of Interrupt request register 2
Fig. 3.3.28 Structure of Interrupt control register 1
194
Interrupt request register 2
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 2 (IREQ2) [Address:3D
Interrupt control register 1 (ICON1) [Address:3E
Timer 3 interrupt request bit
Timer 4 interrupt request bit
Timer 5 interrupt request bit
Timer 6 interrupt request bit
INT
Nothing is allocated for this bit. This is a write disabled bit.
When this bit is read out, the value is "0."
"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
INT
A-D conversion interrupt
request bit
FLD blanking interrupt
request bit
FLD digit 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
3
0
1
/ZCR interrupt enable bit
interrupt request bit
4
interrupt enable bit
2
interrupt request bit
interrupt enable bit
3819 Group USER’S MANUAL
Name
Name
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
3.3 Control registers
Function
16
16
]
]
MITS
UBISHI 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