M38049F8HSP View Datasheet(PDF) - Renesas Electronics

Part Name

Description

MFG CO.

M38049F8HSP

3804 Group (Spec.H) SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

Renesas Electronics 

3804 Group (Spec. H)

b7

b0 Interrupt edge selection register

(INTEDGE : address 003A16)

INT0 active edge selection bit

INT1 active edge selection bit

Not used (returns “0” when read)

INT2 active edge selection bit

INT3 active edge selection bit

INT4 active edge selection bit

INT0, INT4 interrupt switch bit

0 : INT00, INT40 interrupt

1 : INT01, INT41 interrupt

Not used (returns “0” when read)

0 : Falling edge active

1 : Rising edge active

0 : Falling edge active

1 : Rising edge active

b7

b0 Interrupt request register 1

b7

b0 Interrupt request register 2

(IREQ1 : address 003C16)

(IREQ2 : address 003D16)

INT0/Timer Z interrupt request bit

INT1 interrupt request bit

Serial I/O1 receive interrupt request bit

Serial I/O1 transmit/SCL, SDA interrupt

request bit

Timer X interrupt request bit

Timer Y interrupt request bit

Timer 1 interrupt request bit

Timer 2 interrupt request bit

CNTR0/SCL, SDA interrupt request bit

CNTR1/Serial I/O3 receive interrupt

request bit

Serial I/O2/Timer Z interrupt request bit

INT2/I2C interrupt request bit

INT3 interrupt request bit

INT4/CNTR2 interrupt request bit

AD converter/Serial I/O3 transmit

interrupt request bit

Not used (returns “0” when read)

0 : No interrupt request issued

1 : Interrupt request issued

b7

b0

Interrupt control register 1

b7

b0 Interrupt control register 2

(ICON1 : address 003E16)

(ICON2 : address 003F16)

INT0/Timer Z interrupt enable bit

INT1 interrupt enable bit

Serial I/O1 receive interrupt enable bit

Serial I/O1 transmit/SCL, SDA interrupt

enable bit

Timer X interrupt enable bit

Timer Y interrupt enable bit

Timer 1 interrupt enable bit

Timer 2 interrupt enable bit

CNTR0/SCL, SDA interrupt enable bit

CNTR1/Serial I/O3 receive interrupt

enable bit

Serial I/O2/Timer Z interrupt enable bit

INT2/I2C interrupt enable bit

INT3 interrupt enable bit

INT4/CNTR2 interrupt enable bit

AD converter/Serial I/O3 transmit

interrupt enable bit

Not used (returns “0” when read)

b7

b0

Interrupt source selection register

(INTSEL: address 003916)

0 : Interrupts disabled

1 : Interrupts enabled

INT0/Timer Z interrupt source selection bit

0 : INT0 interrupt

1 : Timer Z interrupt

Serial I/O2/Timer Z interrupt source selection bit

(Do not write “1” to these bits simultaneously.)

0 : Serial I/O2 interrupt

1 : Timer Z interrupt

Serial I/O1 transmit/SCL, SDA interrupt source selection bit

0 : Serial I/O1 transmit interrupt

1 : SCL, SDA interrupt

CNTR0/SCL, SDA interrupt source selection bit

(Do not write “1” to these bits simultaneously.)

0 : CNTR0 interrupt

1 : SCL, SDA interrupt

INT4/CNTR2 interrupt source selection bit

0 : INT4 interrupt

1 : CNTR2 interrupt

INT2/I2C interrupt source selection bit

0 : INT2 interrupt

1 : I2C interrupt

CNTR1/Serial I/O3 receive interrupt source selection bit

0 : CNTR1 interrupt

1 : Serial I/O3 receive interrupt

AD converter/Serial I/O3 transmit interrupt source selection bit

0 : A/D converter interrupt

1 : Serial I/O3 transmit interrupt

Fig. 20 Structure of interrupt-related registers

Rev.1.01 Jan 25, 2005 page 25 of 114

REJ03B0131-0101Z

Share Link: