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SERIAL INTERFACE
12
12-11
32185/32186 Group Hardware Manual
Rev.1.10 REJ09B0235-0110 May 15, 07
SIO03 Interrupt Request Source Select Register (SI03SEL)
<Address: H’0080 0102>
123456
b7
b0
ISR0
IST0
IST1
IST2
IST3
ISR3
ISR2
ISR1
00000000
<Upon exiting reset: H’00>
b
Bit Name
Function
R
W
0
IST0
0: Transmit buffer empty interrupt
R
W
SIO0 transmit interrupt request source select bit
1: Transmission finished interrupt
1
IST1
0: Transmit buffer empty interrupt
R
W
SIO1 transmit interrupt request source select bit
1: Transmission finished interrupt
2
IST2
0: Transmit buffer empty interrupt
R
W
SIO2 transmit interrupt request source select bit
1: Transmission finished interrupt
3
IST3
0: Transmit buffer empty interrupt
R
W
SIO3 transmit interrupt request source select bit
1: Transmission finished interrupt
4
ISR0
0: Reception finished interrupt
R
W
SIO0 receive interrupt request source select bit
1: Receive error interrupt
5
ISR1
0: Reception finished interrupt
R
W
SIO1 receive interrupt request source select bit
1: Receive error interrupt
6
ISR2
0: Reception finished interrupt
R
W
SIO2 receive interrupt request source select bit
1: Receive error interrupt
7
ISR3
0: Reception finished interrupt
R
W
SIO3 receive interrupt request source select bit
1: Receive error interrupt
SIO45 Interrupt Request Source Select Register (SI45SEL)
<Address: H’0080 0A02>
123456
b7
b0
ISR4
IST4
IST5
ISR5
00
0
<Upon exiting reset: H’00>
b
Bit Name
Function
R
W
0
IST4
0: Transmit buffer empty interrupt
R
W
SIO4 transmit interrupt request source select bit
1: Transmission finished interrupt
1
IST5
0: Transmit buffer empty interrupt
R
W
SIO5 transmit interrupt request source select bit
1: Transmission finished interrupt
2, 3
No function assigned. Fix to "0."
00
4
ISR4
0: Reception finished interrupt
R
W
SIO4 receive interrupt request source select bit
1: Receive error interrupt
5
ISR5
0: Reception finished interrupt
R
W
SIO5 receive interrupt request source select bit
1: Receive error interrupt
6, 7
No function assigned. Fix to "0."
00
These registers select the source of interrupt requests generated by each SIO when transmit or receive
operation is completed.
12.2 Serial Interface Related Registers