3 functional overview, 3functional overview, Figure 3-1. functional block diagram – Texas Instruments Digital Signal Processor SM320F2812-HT User Manual

Page 25

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M0 SARAM

1K x 16

CPU-Timer 0

CPU-Timer 1

INT[12:1]

CLKIN

Real-Time JTAG

CPU-Timer 2

Peripheral Bus

C28x CPU

H0 SARAM

8K ⋅ 16

INT14

NMI

INT13

Memory Bus

M1 SARAM

1K x 16

Flash

128K x 16

Boot ROM

4K ⋅ 16

eCAN

SCIA/SCIB

12-Bit ADC

External Interrupt

Control

(XINT1/2/13, XNMI)

EVA/EVB

Memory Bus

OTP

1K x 16

McBSP

System Control

(Oscillator and PLL

+

Peripheral Clocking

+

Low-Power

Modes

+

WatchDog)

FIFO

FIFO

PIE

(96 interrupts)

†

RS

SPI

FIFO

TINT0

TINT1

TINT2

Control

Address(19)

Data(16)

External

Interface

(XINTF)

16 Channels

†

45 of the possible 96 interrupts are used on the device.

GPIO Pins

XRS

X1/XCLKIN

X2

XF_XPLLDIS

Protected by the code-security module.

XINT13

G

P

I

O

M

U

X

L1 SARAM

4K x 16

XNMI

L0 SARAM

4K x 16

‡

‡

‡

‡

‡

SM320F2812-HT

www.ti.com

SGUS062B

–

JUNE 2009

–

REVISED JUNE 2011

3

Functional Overview

Figure 3-1. Functional Block Diagram

Copyright

©

2009

–

2011, Texas Instruments Incorporated

Functional Overview

25

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