15.1. About the ARM Dual-Timer module (SP804)

The ARM Dual-Timer module is an Advanced Microcontroller Bus Architecture (AMBA) compliant System-on-Chip (SoC) peripheral developed, tested, and licensed by ARM Limited. For more information, see the AMBA Specification (Rev 2.0).

The release state of the ARM Dual-Timer module used in the ARM926PXP development chip is SP804-r1p0. The base address for the Dual-Timer control registers are 0x101E2000 and 0x101E3000.

The module is an AMBA slave module and connects to the core APB. The Dual-Timer module consists of two programmable 32/16-bit down counters that can generate interrupts on reaching zero.

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