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| CC2538_15 Datasheet, PDF (3/33 Pages) Texas Instruments – Powerful Wireless Microcontroller System-On-Chip | |||
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www.ti.com
1.4 Functional Block Diagram
JTAG
SWO
NVIC
MPU
ARM
CortexTM± M3
32 MHz
cJTAG/JTAG
ICEPick
2 UARTS
2 SSI/SPI
USB Full-Speed
Device
I2C
AES-128/256
SHA-256
ECC
RSA-2048
Packet-Handling
Processor
Command-Strobe
Processor
MAC Timer
RF Chain
Modulator
Demod
CC2538
SWRS096D â DECEMBER 2012 â REVISED APRIL 2015
128KB/256KB/512KB Flash
16KB Retention SRAM
16KB Standard SRAM
4KB ROM
Systick Timer
Timer/PWM/CCP
4x (32 bit or 2x16 bit)
Watchdog Timer
32 GPIO
32-ch DMA
32-MHz XTAL
and 16-MHz RC Oscillator
32-kHz XTAL
and 32-kHz RC Oscillator
32-bit Sleep Timer
LDO Regulator
Power-on Reset and Brown-
Out Detection
Low-Power
Comparator
8-ch 12-bit ADC
With Temp Sensor
Figure 1-1. CC2538 Block Diagram
Copyright © 2012â2015, Texas Instruments Incorporated
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Product Folder Links: CC2538
Device Overview
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