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2-28 Intel® PXA255 Processor Developer’s Manual
System Architecture
ICP 0x4080_0000
0x4080_0000 ICCR0 ICP Control Register 0
0x4080_0004 ICCR1 ICP Control Register 1
0x4080_0008 ICCR2 ICP Control Register 2
0x4080_000C ICDR ICP Data Register
0x4080_0010 — Reserved
0x4080_0014 ICSR0 ICP Status Register 0
0x4080_0018 ICSR1 ICP Status Register 1
RTC 0x4090_0000
0x4090_0000 RCNR RTC Count Register
0x4090_0004 RTAR RTC Alarm Register
0x4090_0008 RTSR RTC Status Register
0x4090_000C RTTR RTC Timer Trim Register
OS Timer 0x40A0_0000
0x40A0_0000 OSMR<0>
OS Timer Match registers<3:0>
0x40A0_0004 OSMR<1>
0x40A0_0008 OSMR<2>
0x40A0_000C OSMR<3>
0x40A0_0010 OSCR OS Timer Counter Register
0x40A0_0014 OSSR OS Timer Status Register
0x40A0_0018 OWER OS Timer Watchdog Enable Register
0x40A0_001C OIER OS Timer Interrupt Enable Register
PWM 0 0x40B0_0000
0x40B0_0000 PWM_CTRL0 PWM 0 Control Register
0x40B0_0004 PWM_PWDUTY0 PWM 0 Duty Cycle Register
0x40B0_0008 PWM_PERVAL0 PWM 0 Period Control Register
PWM 1 0x40C0_0000
0x40C0_0000 PWM_CTRL1 PWM 1Control Register
0x40C0_0004 PWM_PWDUTY1 PWM 1 Duty Cycle Register
0x40C0_0008 PWM_PERVAL1 PWM 1 Period Control Register
Interrupt
Control
0x40D0_0000
0x40D0_0000 ICIP Interrupt Controller IRQ Pending Register
0x40D0_0004 ICMR Interrupt Controller Mask Register
0x40D0_0008 ICLR Interrupt Controller Level Register
0x40D0_000C ICFP Interrupt Controller FIQ Pending Register
0x40D0_0010 ICPR Interrupt Controller Pending Register
0x40D0_0014 ICCR Interrupt Controller Control Register
GPIO 0x40E0_0000
0x40E0_0000 GPLR0 GPIO Pin-Level Register GPIO<31:0>
0x40E0_0004 GPLR1 GPIO Pin-Level Register GPIO<63:32>
Table 2-8. System Architecture Register Address Summary (Sheet 8 of 12)
Unit Address Register Symbol Register Description