参数资料
型号: MSP430F122IRHB
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, PQCC32
封装: PLASTIC, QFN-32
文件页数: 2/42页
文件大小: 788K
代理商: MSP430F122IRHB
MSP430x12x
MIXED SIGNAL MICROCONTROLLER
SLAS312C JULY 2001 REVISED SEPTEMBER 2004
10
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
USART0
The MSP430x12x devices have one hardware universal synchronous/asynchronous receive transmit
(USART0) peripheral module that is used for serial data communication. The USART supports synchronous
SPI (3 or 4 pin) and asynchronous UART communication protocols, using double-buffered transmit and receive
channels.
timer_A3
Timer_A3 is a 16-bit timer/counter with three capture/compare registers. Timer_A3 can support multiple
capture/compares, PWM outputs, and interval timing. Timer_A3 also has extensive interrupt capabilities.
Interrupts may be generated from the counter on overflow conditions and from each of the capture/compare
registers.
Timer_A3 Signal Connections
Input Pin Number
Device Input Signal
Module Input Name
Module Block
Module Output Signal
Output Pin Number
DW, PW
RHB
Device Input Signal
Module Input Name
Module Block
Module Output Signal
DW, PW
RHB
21 - P1.0
TACLK
ACLK
Timer
NA
SMCLK
Timer
NA
9 - P2.1
7 - P2.1
INCLK
22 - P1.1
TA0
CCI0A
22 - P1.1
10 - P2.2
8 - P2.2
TA0
CCI0B
CCR0
TA0
26 - P1.5
DVSS
GND
CCR0
TA0
DVCC
VCC
23 - P1.2
TA1
CCI1A
19 - P2.3
18 - P2.3
CAOUT (internal)
CCI1B
CCR1
TA1
23 - P1.2
DVSS
GND
CCR1
TA1
27 - P1.6
DVCC
VCC
24 - P1.3
TA2
CCI2A
20 - P2.4
19 - P2.4
ACLK (internal)
CCI2B
CCR2
TA2
24 - P1.3
DVSS
GND
CCR2
TA2
28 - P1.7
DVCC
VCC
comparator_A
The primary function of the comparator_A module is to support precision slope analog-to-digital conversions,
battery-voltage supervision, and monitoring of external analog signals.
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