System Interface Unit (SIU)
MPC5553/MPC5554 Microcontroller Reference Manual, Rev. 5
6-96 Freescale Semiconductor
Table 6-49. SIU_EIISR Field Descriptions
Register Bit Range
Field Name
Description
0–1
ESEL15
External IRQ input select 15. Specifies the input for IRQ[15].
00 IRQ
[15] pin
01 DSPI_B[15] serialized input (EMIOS[12] pin)
10 DSPI_C[0] serialized input (ETPUA[12] pin)
11 DSPI_D[1] serialized input (ETPUA[20] pin)
2–3
ESEL14
External IRQ input select 14. Specifies the input for IRQ[14].
00 IRQ[14] pin
01 DSPI_B[14] serialized input (EMIOS[13] pin)
10 DSPI_C[15] serialized input (ETPUA[11] pin)
11 DSPI_D[0] serialized input (ETPUA[21] pin)
4–5
ESEL13
External IRQ input select 13. Specifies the input for IRQ[13].
00 IRQ
[13] pin
01 DSPI_B[13] serialized input (ETPUA[24] pin)
10 DSPI_C[14] serialized input (ETPUA[10] pin)
11 DSPI_D[15] serialized input (ETPUA[24] pin)
6–7
ESEL12
External IRQ input select 12. Specifies the input for IRQ[12].
00 IRQ[12] pin
01 DSPI_B[12] serialized input (ETPUA[25] pin)
10 DSPI_C[13] serialized input (ETPUA[9] pin)
11 DSPI_D[14] serialized input (ETPUA[25] pin)
8–9
ESEL11
External IRQ input select 11. Specifies the input for IRQ[11].
00 IRQ[11] pin
01 DSPI_B[11] serialized input (ETPUA[26] pin)
10 DSPI_C[12] serialized input (ETPUA[8] pin)
11 DSPI_D[13] serialized input (ETPUA[26] pin)
10–11
ESEL10
External IRQ input select 10. Specifies the input for IRQ[10].
00 IRQ
[10] pin
01 DSPI_B[10] serialized input (ETPUA[27] pin)
10 DSPI_C[11] serialized input (ETPUA[7] pin)
11 DSPI_D[12] serialized input (ETPUA[27] pin)
12–13
ESEL9
External IRQ input select 9. Specifies the input for IRQ[9].
00 IRQ[9] pin
01 DSPI_B[9] serialized input (ETPUA[28] pin)
10 DSPI_C[10] serialized input (ETPUA[6] pin)
11 DSPI_D[11] serialized input (ETPUA[28] pin)
14–15
ESEL8
External IRQ input select 8. Specifies the input for IRQ[8].
00 IRQ
[8] pin
01 DSPI_B[8] serialized input (ETPUA[29] pin)
10 DSPI_C[9] serialized input (ETPUA[5] pin)
11 DSPI_D[10] serialized input (ETPUA[29] pin)
16–17
ESEL7
External IRQ input select 7. Specifies the input for IRQ[7].
00 IRQ
[7] pin
01 DSPI_B[7] serialized input (ETPUA[16] pin)
10 DSPI_C[8] serialized input (ETPUA[4] pin)
11 DSPI_D[9] serialized input (EMIOS[12] pin)
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