M37151 datasheet(20/139 Pages) RENESAS | SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER

Part #	M37151

Description	SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER

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Manufacturer	RENESAS [Renesas Technology Corp]

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20 / 139 page

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

and ON-SCREEN DISPLAY CONTROLLER

MITSUBISHI MICROCOMPUTERS

M37151M6/M8/MA/MC/MF-XXXFP, M37151EFFP

19

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]

W

R

Interrupt Request Register 1

0

B

Name

Functions

Afrer reset

0 : No interrupt request issued

1 : Interrupt request issued

Timer 1 interrupt request

bit (TM1R)

1

Timer 2 interrupt request

bit (TM2R)

2

Timer 3 interrupt request

bit (TM3R)

3

Timer 4 interrupt request

bit (TM4R)

4

OSD interrupt

request bit (OSDR)

5

VSYNC interrupt request

bit (VSCR)

6

INT3 external interrupt

request bit (IN3R)

7

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

0

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

—

✽

R

✽

R

✽

R

✽

R

✽

R

✽

R

✽

R

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

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

b7 b6 b5 b4 b3 b2 b1 b0

Interrupt request register 2 (IREQ2) [Address 00FD16]

After reset RW

Interrupt Request Register 2

0

B

INT1 external interrupt

Name

Functions

request bit (IN1R)

0 : No interrupt request issued

1 : Interrupt request issued

1

Data slicer interrupt

request bit (DSR)

2

Serial I/O interrupt

request bit (SIR)

3

4

INT2 external interrupt

request bit (IN2R)

5

7

Fix this bit to “0.”

0

0 : No interrupt request issued

1 : Interrupt request issued

0 : No interrupt request issued

1 : Interrupt request issued

0

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

0

✽

0

✽

0

✽

0

✽

0 : No interrupt request issued

1 : Interrupt request issued

R

R ✽

R

R ✽

RW

f(XIN)/4096 interrupt

request bit (CKR)

0 : No interrupt request issued

1 : Interrupt request issued

Multi-master I

2C-BUS

interrupt request bit (IICR)

0 : No interrupt request issued

1 : Interrupt request issued

6 Timer 5 • 6 interrupt

request bit (TM56R)

0 : No interrupt request issued

1 : Interrupt request issued

0

✽

R

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