参数资料
型号: MSP430F1491IPMRG4
厂商: TEXAS INSTRUMENTS INC
元件分类: 微控制器/微处理器
英文描述: 16-BIT, FLASH, 8 MHz, RISC MICROCONTROLLER, PQFP64
封装: GREEN, PLASTIC, LQFP-64
文件页数: 6/65页
文件大小: 1216K
代理商: MSP430F1491IPMRG4
MSP430x13x, MSP430x14x, MSP430x14x1
MIXED SIGNAL MICROCONTROLLER
SLAS272F JULY 2000 REVISED JUNE 2004
14
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
special function registers
Most interrupt and module-enable bits are collected in the lowest address space. Special-function register bits
not allocated to a functional purpose are not physically present in the device. This arrangement provides simple
software access.
interrupt enable 1 and 2
76
5
4
0
UTXIE0
OFIE
WDTIE
32
1
rw-0
Address
0h
URXIE0
ACCVIE
NMIIE
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:
Nonmaskable-interrupt enable
ACCVIE:
Flash access violation interrupt enable
URXIE0:
USART0: UART and SPI receive-interrupt enable
UTXIE0:
USART0: UART and SPI transmit-interrupt enable
76
5
4
0
UTXIE1
32
1
rw-0
Address
01h
URXIE1
URXIE1:
USART1: UART and SPI receive-interrupt enable
UTXIE1:
USART1: UART and SPI transmit-interrupt enable
interrupt flag register 1 and 2
76
5
4
0
UTXIFG0
OFIFG
WDTIFG
32
1
rw-0
rw-1
rw-(0)
Address
02h
URXIFG0
NMIIFG
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 the RST/NMI pin in reset mode.
OFIFG:
Flag set on oscillator fault
NMIIFG:
Set via RST/NMI pin
URXIFG0:
USART0: UART and SPI receive flag
UTXIFG0:
USART0: UART and SPI transmit flag
76
5
4
0
UTXIFG1
32
1
rw-1
rw-0
Address
03h
URXIFG1
URXIFG1:
USART1: UART and SPI receive flag
UTXIFG1:
USART1: UART and SPI transmit flag
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