ATSAM4LS4BA-AU View Datasheet(PDF) - Atmel Corporation

Part Name

Description

Manufacturer

ATSAM4LS4BA-AU

ATSAM ARM-based Flash MCU

Atmel Corporation 

ATSAM4L8/L4/L2

8.3 Block diagram

Figure 8-1. Debug and Test Block Diagram

ENHANCED

TMS

DEBUG PORT

TDI

PORT

TDO

MUXING

TCK

SWJ-DP

TPIU

DAP Bus

AHB-AP

CORTEX-M4

Core

Instr

Data

RESET_N

POR

Boundary

scan

Hot_plugging

BSCAN-TAP

JTAG-FILTER

FPB

DWT NVIC ITM

EDP Core reset request

Private peripheral Bus (PPB)

M

SMAP Core reset request

RESET

CONTROLLER

Cortex-M4 Core reset

SMAP

M

AHB

APB

Chip Erase

HTOP

S

AHB

AHB

System Bus Matrix

note: Boxes with a plain corner are SAM4L specific.

8.4 I/O Lines Description

Refer to Section 1.1.4 ”I/O Lines Description” on page 4.

63

42023GS–SAM–03/2014

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