MT7697D datasheet(49/84 Pages) ETC2

49 / 84 page

MT7697D

Internet-of-Things Wireless Connectivity

Page 49 of 84

This document contains information that is proprietary to MediaTek Inc. (“MediaTek”) and/or its licensor(s).

Any unauthorized use, reproduction or disclosure of this document in whole or in part is strictly prohibited.

Start address

End address

Function

Description

0x0200_0000

0x0200_021C

Patch & CR

N9 ROM patch engine

0x0209_0000

0x020C_1FFF

DLM RAM

Data local memory for N9

0x0040_0000

0x0040_CFFF

SYSRAM N9

System RAM for N9

0x2000_0000

0x2003_FFFF

SYSRAM CM4

System RAM for CM4 (256KB)

0x2100_0000

0x2100_FFFF

SPI-S

SPI slave

0x2200_0000

0x2200_FFFF

I2S/Audio

I2S

0x2400_0000

0x2400_FFFF

(Reserved)

0x3000_0000

0x3FFF_FFFF

Serial Flash CM4

Serial flash controller of CM4

0x5000_0000

0x501F_FFFF

HIF_device

Host interface device controller

0x5020_0000

0x502F_FFFF

HIF_host_CM4

Host interface host controller

of Wi-Fi radio

0x6000_0000

0x6FFF_FFFF

WIFISYS

Wi-Fi subsystem

0x7000_0000

0x70FF_FFFF

PDA DMA port

Patch Decryption Accelerator

DMA slave

0x7800_0000

VFF access port0

Virtual FIFO access port 0 of N9

DMA

0x7800_0100

VFF access port1

Virtual FIFO access port 1 of N9

DMA

0x7900_0000

0x7900_FFFF

VFF_CM4 access

port

Virtual FIFO access ports of

CM4 DMA

0x8000_0000

0x800C_FFFF

APB0

APB bridge 0 (synchronous to

N9)

0x8000_0000

0x8000_FFFF

CONFG

N9 subsystem configuration

0x8001_0000

0x8001_FFFF

DMA

Generic DMA engine for N9

0x8002_0000

0x8002_FFFF

TOP_CFG_OFF

TOP_OFF(N9) power domain

chip level configuration (GPIO,

PINMUX, RF, PLL, CLK control)

0x8003_0000

0x8003_FFFF

UART/BTIF

UART or Bluetooth host

interface for N9

0x8005_0000

0x8005_FFFF

UART_PTA

Inter-chip communication for

PTA

0x8008_0000

0x8008_FFFF

AHB_MON

AHB bus monitor

0x8009_0000

0x8009_FFFF

ACCLR

Bluetooth audio Packet Loss

Concealment accelerator

0x800A_0000

0x800A_FFFF

UART_DSN

UART for N9 debug

0x800B_0000

0x800B_FFFF

SEC

Secure boot configuration

0x800C_0000

0x800C_FFFF

HIF

Host interface configuration

0x8100_0000

0x810C_FFFF

APB1

APB bridge 1 (synchronous to

N9)

0x8100_0000

0x8100_FFFF

BTSYS

Bluetooth subsystem

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