參數(shù)資料
型號: MSP430A004IPWR
廠商: TEXAS INSTRUMENTS INC
元件分類: 微控制器/微處理器
英文描述: 16-BIT, 8 MHz, RISC MICROCONTROLLER, PDSO20
封裝: PLASTIC, TSSOP-20
文件頁數(shù): 2/47頁
文件大小: 917K
代理商: MSP430A004IPWR
MSP430x11x2, MSP430x12x2
MIXED SIGNAL MICROCONTROLLER
SLAS361D JANUARY 2002 REVISED AUGUST 2004
10
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
special function registers
Most interrupt and module enable bits are collected into the lowest address space. Special function register bits
that are not allocated to a functional purpose are not physically present in the device. Simple software access
is provided with this arrangement.
interrupt enable 1 and 2
76
5
4
0
OFIE
WDTIE
32
1
rw-0
Address
0h
NMIIE
ACCVIE
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 enable
NMIIE:
(Non)maskable interrupt enable
ACCVIE:
Flash access violation interrupt enable
76
5
4
0
32
1
Address
01h
UTXIE0
URXIE0
rw-0
URXIE0: USART0: UART and SPI receive-interrupt enable (MSP430x12x2 devices only)
UTXIE0: USART0: UART and SPI transmit-interrupt enable (MSP430x12x2 devices only)
interrupt flag register 1 and 2
76
5
4
0
OFIFG
WDTIFG
32
1
rw-0
rw-1
rw-(0)
Address
02h
NMIIFG
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
NMIIFG:
Set via RST/NMI-pin
76
5
4
0
32
1
Address
03h
UTXIFG0
URXIFG0
rw-0
rw-1
URXIFG0: USART0: UART and SPI receive flag (MSP430x12x2 devices only)
UTXIFG0: USART0: UART and SPI transmit flag (MSP430x12x2 devices only)
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