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Interrupt Controller
9-17
Group 9 interrupt control register
Register symbol: G9ICR
Address: x'34000124
Purpose:
This register is used to enable group 9 interrupts, and to confirm interrupt requests and detection.
Bit No.1514131211109876543210
Bit - G9 G9 G9 - - SC2T SC2R - - SC2T SC2R - - SC2T SC2R
name LV2 LV1 LV0 IE IE IR IR ID ID
Reset 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Access R R/W R/W R/W R R R/W R/W R R R/W R/W R R R/W R/W
Bit No. Bit name Description
0 SC2RID Serial 2 reception interrupt detection flag
0: No interrupt detected 1: Interrupt detected
1 SC2TID Serial 2 transmission interrupt detection flag
0: No interrupt detected 1: Interrupt detected
3 and 2 — "0" is returned when these bits are read.
4 SC2RIR Serial 2 reception interrupt request flag
0: No interrupt request 1: Interrupt request
5 SC2TIR Serial 2 transmission interrupt request flag
0: No interrupt request 1: Interrupt request
7 and 6 — "0" is returned when these bits are read.
8 SC2RIE Serial 2 reception interrupt enable flag
0: Disabled 1: Enabled
9 SC2TIE Serial 2 transmission interrupt enable flag
0: Disabled 1: Enabled
11 and 10 — "0" is returned when these bits are read.
12 G9LV0 Group 9 interrupt priority level register (LSB)
13 G9LV1 Group 9 interrupt priority level register
14 G9LV2 Group 9 interrupt priority level register (MSB)
Set a level from 6 to 0.
15 — "0" is returned when this bit is read.