BCM2835 Datasheet (Broadcom)

BCM2835, ARM Peripherals

406 Science Park Milton Road Cambridge CB4 0WW Table of Contents 1 Introduction 1.1 Overview 1.2 Address map 1.2.1 Diagrammatic overview 1.2.2 ARM virtual addresses (standard Linux kernel only) 1.2.3 ARM physical addresses 1.2.4 Bus addresses 1.3 Peripheral access precautions for correct memory ordering 2 Auxiliaries: UART1 & SPI1, SPI2 2.1 Overview 2.1.1 AUX registers 2.2 Mini UART 2