Texas Instruments MSP50C614 User Manual

Page 398

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Architecture

A-4

Figure A–1. MSP50C605 Architecture

Data ROM access

Core

CU Computational Unit

PCU Prog. Counter Unit

Instr. Decoder

TIMER1

PRD1

TIM1

0x3A

0x3B

Clock Control

0x3D

Gen. Control

0x38

RAM 640 x 17 bit

(data)

0x0000 to
0x027F

Power

V PP

V DD

V SS

F port INPUT

DATA

0x28

8

PF0..7

Data ROM

229,376 x 8 bit

DRA

0x2C

DRD

0x00

DRP

0x08

C port I/0

Control

0x14

DATA

0x10

8

PC0..7

E port I/0

DATA

0x20

8

PE0..7

Initialization
Logic

RESET

DAC

0x30

32 Ohm PDM

DAC M

DAC P

SYNC

TEST

Scan Interface

SCAN IN

SCANOUT

SCANCLK

(EP)ROM 32k x (16 + 1) bit

User ROM

0x0800 to
0x7FEF

INT vectors

0x7FF0 to
0x7FFF

Test–Area

0x0000 to

(reserved)

0x07FF

D port I/0

DATA

0x18

8

PD0..7

Comparator

1 bit: PD5 vs. PD4

+

OSC Reference

PLL Filter

PLL

OSC OUT

Crystal
Referenced
32.768 kHz

Resistor
Trimmed
32 kHz nominal

OSC IN

or

or

Break Point

Emulation

OTP Program

Serial Comm.

Control

0x24

TIMER2

PRD2

TIM2

0x3E

0x3F

Interrupt Processor

FLAG

MASK

0x39

0x38

DMAU

Data Mem. Addr.

5

5

PGM PULSE

(C605 only)

(P614 only)

(P614 only)

RTOTRIM Register 0x2F

DAC Data/Control

Control Data

0x34

0x30

/

/

/

/

Control

0x1C

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