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3802_M Datasheet(PDF) 86 Page - Renesas Technology Corp

Part # 3802_M
Description  8-BIT SINGLE-CHIP MICROCOMPUTER 740 FAMILY / 38000 SERIES
PDF  208 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

3802_M Datasheet(HTML) 86 Page - Renesas Technology Corp

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3802 GROUP USER’S MANUAL
APPLICATION
2.3 Serial I/O
Timer X interrupt request
bit
Serial I/O1 receive interrupt
request bit
Interrupt request register 1
b7 b6 b5 b4 b3 b2 b1 b0
B
Function
At reset RW
0
1
2
3
0
0
0
0
Interrupt request reigster 1 (IREQ1) [Address : 3C16]
Name
INT0 interrupt request bit
INT1 interrupt request bit
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
Serial I/O1 transmit interrupt
request bit
T
T
T
T
Timer Y interrupt request bit
4
5
6
7
0
0
0
0
Timer 1 interrupt request bit
0 : No interrupt request
1 : Interrupt request
Timer 2 interrupt request bit
0 : No interrupt request
1 : Interrupt request
0 : No interrupt request
1 : Interrupt request
0 : No interrupt request
1 : Interrupt request
T
T
T
T
T “0” is set by software, but not “1.”
Timer X interrupt request bit
Fig. 2.3.10 Structure of Interrupt request register 1
Fig. 2.3.11 Structure of Interrupt request register 2
Interrupt request register 2
b7 b6 b5 b4 b3 b2 b1 b0
B
Function
At reset
RW
0
1
2
3
0
0
0
0
Interrupt request reigster 2 (IREQ2) [Address : 3D16]
Name
CNTR0 interrupt request bit
CNTR1 interrupt request bit
Serial I/O2 interrupt request bit
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
INT2 interrupt request bit
T
T
T
T
5
6
7
0
0
0 : No interrupt request
1 : Interrupt request
Nothing is allocated for this bit. This is a write disabled bit.
When this bit is read out, the value is “0.”
AD conversion interrupt
request bit
INT4 interrupt request bit
0 : No interrupt request
1 :Interrupt request
T
T
T “0” is set by software, but not “1.”
4
0
0 : No interrupt request
1 : Interrupt request
INT3 interrupt request bit
T
0
!



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