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MSP430AFE233IPW Datasheet(PDF) 10 Page - Texas Instruments

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Part # MSP430AFE233IPW
Description  MIXED SIGNAL MICROCONTROLLER
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

MSP430AFE233IPW Datasheet(HTML) 10 Page - Texas Instruments

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MSP430AFE2x3
MSP430AFE2x2
MSP430AFE2x1
SLAS701A
– NOVEMBER 2010 – REVISED MARCH 2011
www.ti.com
Special Function Registers
Most interrupt and module enable bits are collected into the lowest address space. Special function register bits
not allocated to a functional purpose are not physically present in the device. Simple software access is provided
with this arrangement.
Legend
rw
Bit can be read and written.
rw-0, 1
Bit can be read and written. It is Reset or Set by PUC.
rw-(0), (1)
Bit can be read and written. It is Reset or Set by POR.
SFR bit is not present in device.
Table 6. Interrupt Enable 1
Address
7
6
5
4
3
2
1
0
00h
UTXIE0
URXIE0
ACCVIE
NMIIE
OFIE
WDTIE
rw-0
rw-0
rw-0
rw-0
rw-0
rw-0
WDTIE
Watchdog timer interrupt enable. Inactive if watchdog mode is selected. Active if watchdog timer is configured in interval
timer mode.
OFIE
Oscillator fault interrupt enable
NMIIE
(Non)maskable interrupt enable
ACCVIE
Flash access violation interrupt enable
URXIE0
USART0: UART and SPI receive interrupt enable
UTXIE0
USART0: UART and SPI transmit interrupt enable
Table 7. Interrupt Enable 2
Address
7
6
5
4
3
2
1
0
01h
Table 8. Interrupt Flag Register 1
Address
7
6
5
4
3
2
1
0
02h
UTXIFG0
URXIFG0
NMIIFG
RSTIFG
PORIFG
OFIFG
WDTIFG
rw-1
rw-0
rw-0
rw-(0)
rw-(1)
rw-1
rw-(0)
WDTIFG
Set on watchdog timer overflow (in watchdog mode) or security key violation.
Reset on VCC power-up or a reset condition at RST/NMI pin in reset mode.
OFIFG
Flag set on oscillator fault
RSTIFG
External reset interrupt flag. Set on a reset condition at RST/NMI pin in reset mode. Reset on VCC power up.
PORIFG
Power-on reset interrupt flag. Set on VCC power up.
NMIIFG
Set via RST/NMI-pin
URXIFG0
USART0: UART and SPI receive interrupt flag
UTXIFG0
USART0: UART and SPI transmit interrupt flag
Table 9. Interrupt Flag Register 2
Address
7
6
5
4
3
2
1
0
03h
10
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© 2010–2011, Texas Instruments Incorporated


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