PXN20RM Datasheet, PDF (187/1376 Pages) Freescale Semiconductor, Inc – PXN20 Microcontroller

System Integration Unit (SIU)
Table 8-1. SIU Memory Map (continued)
Offset from
SIU_BASE
(0xFFFE_8000)
Register
Access Reset Value Section/Page
0x002C
SIU_IFEER—External IRQ falling-edge event enable register
0x0030
SIU_IDFR—External IRQ digital filter register
0x0034
SIU_IFIR—External IRQ filtered input register
0x0038–0x003F Reserved
0x0040–0x0174 SIU_PCR0 – SIU_PCR154—Pad configuration register 0 – Pad
configuration register 154
0x0176–0x060F Reserved
0x0610–0x0689 SIU_GPDO16_19 – SIU_GPDO152_154—GPIO pin data output
register 16-19–GPIO pin data output register 152–154
0x0690–0x07FF Reserved
0x0800–0x0898 SIU_GPDI0_3 – SIU_GPDI152_155—GPIO pin data input
register 0–3 –GPIO pin data input register 152–154
0x089C–0x0903 Reserved
0x0904
SIU_ISEL1—External interrupt select register 1
0x0908
SIU_ISEL2—External interrupt select register 2
0x090C–0x090F Reserved
0x0910
SIU_ISEL4—ADC trigger input select register 4
0x0914–0x097F Reserved
0x0980
SIU_CCR—Chip configuration register
0x0984
SIU_ECCR—External clock control register
0x0988
SIU_GPR0—General purpose register 0
0x098C
SIU_GPR1—General purpose register 1
0x0990
SIU_GPR2—General purpose register 2
0x0994
SIU_GPR3—General purpose register 3
0x0998–0x099F Reserved
0x09A0
SIU_SYSCLK—System clock register
0x09A4
SIU_HLT0—Halt request register 0
0x09A8
SIU_HLT1—Halt request register 1
0x09AC
SIU_HLTACK0—Halt acknowledge register 0
0x09B0
SIU_HLTACK1—Halt acknowledge register 1
0x09B4
SIU_EMIOS_SEL0—eMIOS select register 0
0x09B8
SIU_EMIOS_SEL1—eMIOS select register 1
0x09BC
SIU_EMIOS_SEL2—eMIOS select register 2
R/W 0x0000_0000 8.3.2.10/8-20
R/W 0x0000_0000 8.3.2.11/8-21
R/W 0x0000_0000 8.3.2.12/8-22
R/W
—¹
8.3.2.13/8-22
R/W 0x0000_0000 8.3.2.14/8-26
R/W
—¹
8.3.2.15/8-28
R/W 0x0000_0000 8.3.2.16/8-29
R/W 0x0000_0000 8.3.2.17/8-33
R/W 0x0000_0000 8.3.2.18/8-35
R/W 0x000U_0000 8.3.2.19/8-36
R/W 0x0000_1001 8.3.2.20/8-37
R/W 0x0000_0000 8.3.2.21/8-38
R/W 0x0000_0000 8.3.2.21/8-38
R/W 0x0000_0000 8.3.2.21/8-38
R/W 0x0000_0000 8.3.2.21/8-38
R/W 0x0000_0000 8.3.2.22/8-38
R/W 0x0000_0000 8.3.2.23/8-39
R/W 0x0000_0000 8.3.2.23/8-39
R 0x0000_0000 8.3.2.24/8-41
R 0x0000_0000 8.3.2.24/8-41
R/W 0x0000_0000 8.3.2.25/8-44
R/W 0x0000_0000 8.3.2.25/8-44
R/W 0x0000_0000 8.3.2.25/8-44
PXN20 Microcontroller Reference Manual, Rev. 1
Freescale Semiconductor
8-5