Texas Instruments MSP430x1xx - Page 285

USART Registers: UART Mode
13-25
USART Peripheral Interface, UART Mode
UxBR0, USART Baud Rate Control Register 0
76543210
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
rw rw rw rw rw rw rw rw
UxBR1, USART Baud Rate Control Register 1
76543210
2
15
2
14
2
13
2
12
2
11
2
10
2
9
2
8
rw rw rw rw rw rw rw rw
UxBRx
The valid baud-rate control range is 3 ≤ UxBR < 0FFFFh, where UxBR =
{UxBR1+UxBR0}. Unpredictable receive and transmit timing occurs if
UxBR <3.
UxMCTL, USART Modulation Control Register
76543210
m7 m6 m5 m4 m3 m2 m1 m0
rw rw rw rw rw rw rw rw
UxMCTLx
Bits
7−0
Modulation bits. These bits select the modulation for BRCLK.