Datasheet

MSP430x241x, MSP430x261x
MIXED SIGNAL MICROCONTROLLER
SLAS541 -- JUNE 2007
27
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
PERIPHERAL FILE MAP (CONTINUED)
USCI A1/B1
USCI B1 transmit buffer UCB1TXBUF 0x00DF
/
(continued)
USCI B1 receive buffer UCB1RXBUF 0x00DE
USCI B1 status UCB1STAT 0x00DD
USCI B1 I
2
C Interrupt enable UCB1CIE 0x00DC
USCI B1 baud rate control 1 UCB1BR1 0x00DB
USCI B1 baud rate control 0 UCB1BR0 0x00DA
USCI B1 control 1 UCB1CTL1 0x00D9
USCI B1 control 0 UCB1CTL0 0x00D8
USCI B1 I
2
C slave address UCB1SA 0x017E
USCI B1 I
2
C own address UCB1OA 0x017C
USCI A1/B1 interrupt enable UC1IE 0x0006
USCI A1/B1 interrupt flag UC1IFG 0x0007
Comparator_A+
Comparator_A port disable CAPD 0x005B
p
_
Comparator_A control2 CACTL2 0x005A
Comparator_A control1 CACTL1 0x0059
Basic Clock
Basic clock system control3 BCSCTL3 0x0053
Basic clock system control2 BCSCTL2 0x0058
Basic clock system control1 BCSCTL1 0x0057
DCO clock frequency control DCOCTL 0x0056
Brownout, SVS SVS control register (reset by brownout signal) SVSCTL 0x0055
Port PA
†
Port PA resistor enable PAREN 0x0014
Port PA selection PASEL 0x003E
Port PA direction PADIR 0x003C
Port PA output PAOUT 0x003A
Port PA input PAIN 0x0038
Port P8
†
Port P8 resistor enable P8REN 0x0015
Port P8 selection P8SEL 0x003F
Port P8 direction P8DIR 0x003D
Port P8 output P8OUT 0x003B
Port P8 input P8IN 0x0039
Port P7
†
Port P7 resistor enable P7REN 0x0014
Port P7 selection P7SEL 0x003E
Port P7 direction P7DIR 0x003C
Port P7 output P7OUT 0x003A
Port P7 input P7IN 0x0038
Port P6
Port P6 resistor enable P6REN 0x0013
Port P6 selection P6SEL 0x0037
Port P6 direction P6DIR 0x0036
Port P6 output P6OUT 0x0035
Port P6 input P6IN 0x0034
Port P5
Port P5 resistor enable P5REN 0x0012
Port P5 selection P5SEL 0x0033
Port P5 direction P5DIR 0x0032
Port P5 output P5OUT 0x0031
Port P5 input P5IN 0x0030
†
80-pin devices only
PRODUCT PRE
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IEW