M37273EFSP datasheet(21/139 Pages) RENESAS

21 / 139 page

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER

and ON-SCREEN DISPLAY CONTROLLER

M37273M8–XXXSP, M37273MF–XXXSP

M37273E8SP, M37273EFSP

MITSUBISHI MICROCOMPUTERS

Rev. 1.0

Fig. 8.3.2 Interrupt Request Register 1

Fig. 8.3.3 Interrupt Request Register 2

b7 b6 b5 b4 b3 b2 b1 b0

Interrupt request register 1 (IREQ1) [Address 00FC16]

BNameFunctions

After reset RW

Interrupt Request Register 1

0 : No interrupt request issued

1 : Interrupt request issued

Timer 1 interrupt

request bit

(TM1R)

1Timer 2 interrupt

request bit

(TM2R)

2Timer 3 interrupt

request bit

(TM3R)

Timer 4 interrupt

request bit

(TM4R)

4OSD interrupt request

bit

(OSDR)

5VSYNC interrupt

request bit

(VSCR)

INT3 external interrupt

request bit

(VSCR)

0 : No interrupt request issued

1 : Interrupt request issued

0 : No interrupt request issued

1 : Interrupt request issued

0 : No interrupt request issued

1 : Interrupt request issued

0 : No interrupt request issued

1 : Interrupt request issued

0 : No interrupt request issued

1 : Interrupt request issued

0 : No interrupt request issued

1 : Interrupt request issued

V: “0” can be set by software, but “1” cannot be set.

—

Nothing is assigned. This bit is a write disable bit.

When this bit is read out, the value is “0.”

b7b6 b5 b4b3 b2 b1 b0

Interrupt request register 2 (IREQ2) [Address 00FD

BNameFunctions

After reset RW

Interrupt Request Register 2

INT1 external interrupt

request bit (INIR)

0 : No interrupt request issued

1 : Interrupt request issued

Data slicer interrupt

request bit (DSR)

Serial I/O interrupt

request bit (S1R)

INT2 external interrupt

request bit (IN2R)

7Fix this bit to “0.”

0 : No interrupt request issued

1 : Interrupt request issued

0 : No interrupt request issued

1 : Interrupt request issued

V: “0” can be set by software, but “1” cannot be set.

0 : No interrupt request issued

1 : Interrupt request issued

]

R V

R W

f(XIN)/4096 interrupt

request bit (CKR)

0 : No interrupt request issued

1 : Interrupt request issued

Multi-master I2C-BUS

interrupt request bit (IICR)

0 : No interrupt request issued

1 : Interrupt request issued

Timer 5 • 6 interrupt

request bit (TM56R)

0 : No interrupt request issued

1 : Interrupt request issued

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