M37221M4H/M6H/M8H/MAH–XXXSP/FP M37221EASP/FP
Address 00FD16
Interrupt Request Register 2
b7 b6b5b4b3 b2b1b0
0
Interrupt request register 2 (IREQ2) [Address 00FD16
]
B
0
Name
Functions
R W
After reset
0
INT1 external interrupt
request bit (IT1R)
0 : No interrupt request issued
1 : Interrupt request issued
R
R
R
R
R
R
■
1
2
0 : No interrupt request issued
1 : Interrupt request issued
0
INT2 external interrupt
request bit (IT2R)
■
Serial I/O interrupt
request bit (S1R)
■
0
0
0
0
0 : No interrupt request issued
1 : Interrupt request issued
—
3
4
Nothing is assigned. This bit is a write disable bit.
When this bit is read out, the value is “0.”
f(XIN)/4096 interrupt
■
0 : No interrupt request issued
1 : Interrupt request issued
request bit (MSR)
—
5, 6
Nothing is assigned. These bits are write disable bits.
When these bits are read out, the values are “0.”
Fix this bit to “0.”
7
0
R W
■: “0” can be set by software, but “1” cannot be set.
Addresses 00FE16
Interrupt Control Register 1
b7b6 b5b4b3 b2b1b0
Interrupt control register 1 (ICON1) [Address 00FE16]
B
0
Name
Functions
R W
R W
After reset
0
Timer 1 interrupt
enable bit (TM1E)
0 : Interrupt disabled
1 : Interrupt enabled
1
2
3
4
5
6
7
R W
R W
R W
R W
R W
R W
R W
Timer 2 interrupt
enable bit (TM2E)
0 : Interrupt disabled
1 : Interrupt enabled
0
0
0
0
0
0
0
Timer 3 interrupt
enable bit (TM3E)
0 : Interrupt disabled
1 : Interrupt enabled
Timer 4 interrupt
enable bit (TM4E)
0 : Interrupt disabled
1 : Interrupt enabled
OSD interrupt enable bit 0 : Interrupt disabled
(CRTE)
1 : Interrupt enabled
VSYNC interrupt enable
bit (VSCE)
Multi-master I2C-BUS interface 0 : Interrupt disabled
0 : Interrupt disabled
1 : Interrupt enabled
interrupt enable bit (IICE)
1 : Interrupt enabled
0 : Interrupt disabled
1 : Interrupt enabled
INT3 external interrupt
enable bit (IT3E)
Rev.1.00 Oct 01, 2002 page 108 of 110
REJ03B0134-0100Z
RENESAS [ RENESAS TECHNOLOGY CORP ]
