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MSP430FG479 Fiches technique(PDF) 51 Page - Texas Instruments

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No de pièce MSP430FG479
Description  MSP430FG47x Mixed-Signal Microcontrollers
Download  97 Pages
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Fabricant  TI1 [Texas Instruments]
Site Internet  http://www.ti.com
Logo TI1 - Texas Instruments

MSP430FG479 Fiches technique(HTML) 51 Page - Texas Instruments

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MSP430FG479, MSP430FG478, MSP430FG477
www.ti.com
SLAS580E – OCTOBER 2008 – REVISED MAY 2020
Submit Documentation Feedback
Product Folder Links: MSP430FG479 MSP430FG478 MSP430FG477
Detailed Description
Copyright © 2008–2020, Texas Instruments Incorporated
(1)
Access and key violations, KEYV and ACCVIFG.
(2)
Multiple source flags
(3)
A reset is generated if the CPU tries to fetch instructions from within the module register memory address range (0h to 01FFh).
(Non)maskable: the individual interrupt-enable bit can disable an interrupt event, but the general-interrupt enable cannot disable it.
(4)
Interrupt flags are located in the module.
(5)
In SPI mode: UCB0RXIFG. In I2C mode: UCALIFG, UCNACKIFG, ICSTTIFG, UCSTPIFG.
(6)
In UART/SPI mode: UCB0TXIFG. In I2C mode: UCB0RXIFG, UCB0TXIFG.
6.4
Interrupt Vector Addresses
The interrupt vectors and the power-up start address are in the address range 0FFFFh to 0FFC0h. The
vector contains the 16-bit address of the appropriate interrupt-handler instruction sequence.
If the reset vector (located at address 0xFFFE) contains 0xFFFF (for example, flash is not programmed)
the CPU goes into LPM4 immediately after power-up.
Table 6-3. Interrupt Sources, Flags, and Vectors
INTERRUPT SOURCE
INTERRUPT FLAG
SYSTEM
INTERRUPT
WORD
ADDRESS
PRIORITY
Power-Up
External Reset
Watchdog
Flash Memory
PC Out-of-Range(1)
PORIFG
RSTIFG
WDTIFG
KEYV (2)
Reset
0FFFEh
15, highest
NMI
Oscillator Fault
Flash Memory Access Violation
NMIIFG (2) (3)
OFIFG(2) (3)
ACCVIFG(2) (4)
(Non)maskable
(Non)maskable
(Non)maskable
0FFFCh
14
Timer_B3
TBCCR0 CCIFG0(4)
Maskable
0FFFAh
13
Timer_B3
TBCCR1 CCIFG1 and TBCCR2 CCIFG2,
TBIFG(2)(4)
Maskable
0FFF8h
12
Comparator_A
CAIFG
Maskable
0FFF6h
11
Watchdog Timer+
WDTIFG
Maskable
0FFF4h
10
USCI_A0, USCI_B0 Receive,
USCI_B0 I2C status
UCA0RXIFG, UCB0RXIFG(2)(5)
Maskable
0FFF2h
9
USCI_A0, USCI_B0 Transmit,
USCI_B0 I2C receive/transmit
UCA0TXIFG, UCB0TXIFG (2)(6)
Maskable
0FFF0h
8
SD16_A
SD16CCTLx SD16OVIFG, SD16CCTLx SD16IFG
(2) (4)
Maskable
0FFEEh
7
Timer_A3
TACCR0 CCIFG0(4)
Maskable
0FFECh
6
Timer_A3
TACCR1 CCIFG1 and TACCR2 CCIFG2,
TAIFG(2) (4)
Maskable
0FFEAh
5
I/O Port P1 (8 Flags)
P1IFG.0 to P1IFG.7(2) (4)
Maskable
0FFE8h
4
DAC12
DAC12_0IFG, DAC12_1IFG
Maskable
0FFE6h
3
Maskable
0FFE4h
2
I/O Port P2 (8 Flags)
P2IFG.0 to P2IFG.7 (2) (4)
Maskable
0FFE2h
1
Basic Timer 1, RTC
BTIFG
Maskable
0FFE0h
0, lowest


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