PXN20RM Datasheet, PDF (212/1376 Pages) Freescale Semiconductor, Inc – PXN20 Microcontroller

System Integration Unit (SIU)
Offset: SIU_BASE + 0x0904
R
W
Reset
0
1
ESEL15
0
0
2
3
ESEL14
0
0
4
5
ESEL13
0
0
6
7
ESEL12
0
0
8
9
ESEL11
00
10
11
ESEL10
00
Access: User read/write
12
13
14
15
ESEL9
ESEL8
0
0
0
0
R
W
Reset
16
17
ESEL7
0
0
18
19
ESEL6
20
21
ESEL5
22
23
ESEL4
24
25
ESEL3
26
27
ESEL2
0
0
0
0
0
0
0000
Figure 8-19. IMUX Select Register 1 (SIU_ISEL1)
Field
Table 8-21. SIU_ISEL1 Field Descriptions
Description¹
ESEL15
ESEL14
ESEL13
ESEL12
ESEL11
ESEL10
External IRQ Input Select 15. Specifies input for IRQ15.
00 PB15 pin.
01 PC15 pin.
10 PD15 pin.
11 ISEL2.
External IRQ Input Select 14. Specifies input for IRQ14.
00 PB14 pin.
01 PC14 pin.
10 PD14 pin.
11 ISEL2.
External IRQ Input Select 13. Specifies input for IRQ13.
00 PB13 pin.
01 PC13 pin.
10 PD13 pin.
11 ISEL2.
External IRQ Input Select 12. Specifies input for IRQ12.
00 PB12 pin.
01 PC12 pin.
10 PD12 pin.
11 ISEL2.
External IRQ Input Select 11. Specifies input for IRQ11.
00 PB11 pin.
01 PC11 pin.
10 PD11 pin.
11 ISEL2.
External IRQ Input Select 10. Specifies input for IRQ10.
00 PB10 pin.
01 PC10 pin.
10 PD10 pin.
11 ISEL2.
28
29
ESEL1
00
30
31
ESEL0
0
0
8-30
PXN20 Microcontroller Reference Manual, Rev. 1
Freescale Semiconductor