Manuals / Texas Instruments / Computer Equipment / Computer Hardware

Texas Instruments warranty MSP430x11x1 MIXED SIGNAL MICROCONTROLLER, functional block diagram

Models: MSP430x11x1

1 45

Download 45 pages 38.19 Kb

Page 2

MSP430x11x1

MSP430x11x1

MIXED SIGNAL MICROCONTROLLER

SLAS241C ± SEPTEMBER 1999 ± REVISED JUNE 2000

AVAILABLE OPTIONS

		PACKAGED DEVICES

	TA	PLASTIC	PLASTIC
	TA	20-PIN SOWB	20-PIN TSSOP
		20-PIN SOWB	20-PIN TSSOP
		(DW)	(PW)

		MSP430C1111IDW	MSP430F1101IPW
	±40°C to 85°C	MSP430C1121IDW	MSP430F1121IPW
	±40°C to 85°C	MSP430F1101IDW
		MSP430F1101IDW
		MSP430F1121IDW

functional block diagram

Rosc

XIN XOUT

VCC

VSS

RST/NMI

Oscillator

ACLK

1/2/4 KB ROM/

128/256B

Power-on-

System Clock

SMCLK

Flash+126/256B

Flash INFO

RAM

Reset

'C': ROM

'F': Flash

MCLK

		P1.0±7
		8
	Outx	I/O Port P1	JTAG
	CCIxA	I/O Port P1	JTAG
	CCIxA	8 I/O's, All With
	TACLK	8 I/O's, All With
	TACLK	Interrupt
	SMCLK	Interrupt
	SMCLK	Capabililty

MAB, 16 Bit

MAB, 4 Bit

CPU

Test

MCB

Incl. 16 Reg.

JTAG

MDB, 16 Bit

MDB, 8 Bit

Bus

Conv.

TEST

TACLK or

INCLK

Watchdog

Timer_A

INCLK

Comparator-A

I/O Port P2

²

CCI1

CCI1

Timer

3 CC

Input Multiplexer

6 I/O's All With

Register

Outx

RC Filtered O/P

Out0

Interrupt

ACLK

CCR0/1/2

CCIx

Internal Vref

Capabililty

ACLK

15/16 Bit

Analog Switch

DCOR

SMCLK

x = 0, 1, 2

CCIx

CCI0

	P2.0 / ACLK									P2.5 / Rosc

	P2.1 / INCLK							P2.4 / CA1/TA2

²	P2.2 / CAOUT/TA0							P2.3 / CA0/TA1

	A pulldown resistor of 30 kΩ is needed on F11x1.

2	POST OFFICE BOX 655303 •DALLAS, TEXAS 75265

Image 2

Texas Instruments warranty MSP430x11x1 MIXED SIGNAL MICROCONTROLLER, functional block diagram

Contents

D Five Power Saving Modes MIXED SIGNAL MICROCONTROLLERD Ultralow-Power Consumption Standby Mode 0.8 ∝AMSP430x11x1 MIXED SIGNAL MICROCONTROLLER functional block diagramprocessing unit Terminal Functionsshort-form description MIXED SIGNAL MICROCONTROLLERinstruction set Table 2. Address Mode Descriptionsshort-form description continued Table 1. Instruction Word Formatsinstruction set continued low-power consumption capabilitiesoperation modes and interrupts MSP430x11x1 MIXED SIGNAL MICROCONTROLLERstatus register R2 MSP430x11x1 MIXED SIGNAL MICROCONTROLLERINTERRUPT SOURCE interrupt vector addressesMSP430x11x1 MIXED SIGNAL MICROCONTROLLER INTERRUPT FLAGFlag set on oscillator fault interrupt enable 1 andReset on VCC power-on or reset condition at special function registersmemory organization boot ROM containing bootstrap loaderfunctions of the bootstrap loader MSP430x11x1 MIXED SIGNAL MICROCONTROLLERhardware resources used for serial input/output boot ROM containing bootstrap loader continuedfeatures of the bootstrap loader are MSP430x11x1 MIXED SIGNAL MICROCONTROLLERD There were less than two positive edges at TEST while RST/NMI is low MSP430x11x1 MIXED SIGNAL MICROCONTROLLERboot ROM containing bootstrap loader continued MSP430x11x1 MIXED SIGNAL MICROCONTROLLER flash memoryflash memory control register FCTL1 Erase flash memory, timing generator, control register FCTL2flash memory control register FCTL1 continued 0128h, bit1, Erase a segmentflash memory control register FCTL3 Figure 1. Flash Memory Timing Generator Diagramflash memory, timing generator, control register FCTL2 continued MSP430x11x1 MIXED SIGNAL MICROCONTROLLERMSP430x11x1 flash memory control register FCTL3 continuedMIXED SIGNAL MICROCONTROLLER BUSYflash memory control register FCTL3 continued flash memory, interrupt and security key violationMSP430x11x1 MIXED SIGNAL MICROCONTROLLER LOCKFlash Module Figure 2. Block Diagram of NMI Interrupt SourcesMSP430x11x1 MIXED SIGNAL MICROCONTROLLER IFG1.4MSP430x11x1 MIXED SIGNAL MICROCONTROLLER peripheralsoscillator and system clock digital I/O Figure 3. Clock Signalsoscillator and system clock continued MSP430x11x1 MIXED SIGNAL MICROCONTROLLERdigital I/O continued watchdog timerTimerA Three capture/compare registers MSP430x11x1 MIXED SIGNAL MICROCONTROLLERUART TimerA 3 capture/compare registers continuedFigure 4. TimerA, MSP430x11x1 Configuration MSP430x11x1 MIXED SIGNAL MICROCONTROLLERMSP430x11x1 MIXED SIGNAL MICROCONTROLLER Figure 5. Block Diagram of ComparatorAComparatorA MSP430x11x1 ComparatorA continuedMIXED SIGNAL MICROCONTROLLER ComparatorA continued slope a/d conversionMSP430x11x1 MIXED SIGNAL MICROCONTROLLER The ComparatorA is well suited for use in single or multiple-slope conversions. The internal-reference levels may be used to set a reference during timing measurement of charge or discharge operations. They can also be used externally to bias analog circuitryperipheral file map MSP430x11x1 MIXED SIGNAL MICROCONTROLLERMSP430x11x1 MIXED SIGNAL MICROCONTROLLER absolute maximum ratings²recommended operating conditions Storage temperature, T stg unprogrammed deviceFigure 6. Frequency vs Supply Voltage recommended operating conditions continuedMSP430x11x1 Devices MSP430x11x1 MIXED SIGNAL MICROCONTROLLERsupply current into VCC excluding external current fsystem = 1 MHz current consumption of active mode versus supply voltage, C versioncurrent consumption of active mode versus supply voltage, F version MSP430x11x1 MIXED SIGNAL MICROCONTROLLERleakage current Schmitt-trigger inputs Port P1 to Port P2 P1.0 to P1.7, P2.0 to P2.5outputs Port 1 to P2 P1.0 to P1.7, P2.0 to P2.5 MSP430x11x1 MIXED SIGNAL MICROCONTROLLERinputs Px.x, TAx internal signals TAx, SMCLK at TimerAoptional resistors, individually programmable with ROM code see Note MSP430x11x1 MIXED SIGNAL MICROCONTROLLERMSP430x11x1 MIXED SIGNAL MICROCONTROLLER outputs P1.x, P2.x, TAxComparatorA see Note t res ponse HLMSP430x11x1 MIXED SIGNAL MICROCONTROLLER Figure 7. VRefVT vs Temperature, VCC = 3 V, C1121Figure 8. VRefVT vs Temperature, VCC = 2.2 V, C1121 MSP430x11x1 MIXED SIGNAL MICROCONTROLLER Figure 9. Block Diagram of ComparatorA ModuleFigure 10. Overdrive Definition PUC/POR τ ≈ 2.0 ∝ sMSP430x11x1 MIXED SIGNAL MICROCONTROLLER Figure 11. Power-On Reset POR vs Supply VoltageFigure 12. VPOR vs Temperature crystal oscillator,LFXT1 fDCOx7 Figure 13. DCO CharacteristicsMSP430x11x1 MIXED SIGNAL MICROCONTROLLER fDCOx0JTAG/programming principle characteristics of the DCOwake-up from lower power modes LPMx MSP430x11x1 MIXED SIGNAL MICROCONTROLLERMSP430x11x1 MIXED SIGNAL MICROCONTROLLER APPLICATION INFORMATION input/output schematicPort P1, P1.0 to P1.3, input/output with Schmitt-trigger APPLICATION INFORMATION MSP430x11x1 MIXED SIGNAL MICROCONTROLLERMIXED SIGNAL MICROCONTROLLER MSP430x11x1Port P2, P2.0 to P2.2, input/output with Schmitt-trigger APPLICATION INFORMATIONAPPLICATION INFORMATION Port P2, P2.3 to P2.4, input/output with Schmitt-triggerMSP430x11x1 MIXED SIGNAL MICROCONTROLLER APPLICATION INFORMATIONMSP430x11x1 MIXED SIGNAL MICROCONTROLLER JTAG fuse check mode Port P2, unbonded bits P2.6 and P2.7MSP430x11x1 MIXED SIGNAL MICROCONTROLLER APPLICATION INFORMATIONPLASTIC SMALL-OUTLINE PACKAGE MECHANICAL DATADW R-PDSO-G MSP430x11x1 MIXED SIGNAL MICROCONTROLLERMSP430x11x1 MIXED SIGNAL MICROCONTROLLER PW R-PDSO-GPLASTIC SMALL-OUTLINE PACKAGE MECHANICAL DATAIMPORTANT NOTICE