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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： 64/65页
文件大小： 1216K
代理商： MSP430F1491IPMRG4
MSP430x13x, MSP430x14x, MSP430x14x1
MIXED SIGNAL MICROCONTROLLER
SLAS272F JULY 2000 REVISED JUNE 2004
8
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
Terminal Functions (Continued)
MSP430x13x, MSP430x14x (continued)
TERMINAL
I/O
DESCRIPTION
NAME
NO.
I/O
DESCRIPTION
P5.6/ACLK
50
I/O
General-purpose digital I/O pin/auxiliary clock ACLK output
P5.7/TBOUTH
51
I/O
General-purpose digital I/O pin/switch all PWM digital output ports to high impedance Timer_B7: TB0 to
TB6
P6.0/A0
59
I/O
General-purpose digital I/O pin/analog input a0 – 12-bit ADC
P6.1/A1
60
I/O
General-purpose digital I/O pin/analog input a1 – 12-bit ADC
P6.2/A2
61
I/O
General-purpose digital I/O pin/analog input a2 – 12-bit ADC
P6.3/A3
2
I/O
General-purpose digital I/O pin/analog input a3 – 12-bit ADC
P6.4/A4
3
I/O
General-purpose digital I/O pin/analog input a4 – 12-bit ADC
P6.5/A5
4
I/O
General-purpose digital I/O pin/analog input a5 – 12-bit ADC
P6.6/A6
5
I/O
General-purpose digital I/O pin/analog input a6 – 12-bit ADC
P6.7/A7
6
I/O
General-purpose digital I/O pin/analog input a7 – 12-bit ADC
RST/NMI
58
I
Reset input, nonmaskable interrupt input port, or bootstrap loader start (in Flash devices).
TCK
57
I
Test clock. TCK is the clock input port for device programming test and bootstrap loader start (in Flash
devices).
TDI/TCLK
55
I
Test data input or test clock input. The device protection fuse is connected to TDI/TCLK.
TDO/TDI
54
I/O
Test data output port. TDO/TDI data output or programming data input terminal
TMS
56
I
Test mode select. TMS is used as an input port for device programming and test.
VeREF+
10
I
Input for an external reference voltage to the ADC
VREF+
7
O
Output of positive terminal of the reference voltage in the ADC
VREF/VeREF
11
I
Negative terminal for the ADC’s reference voltage for both sources, the internal reference voltage, or an
external applied reference voltage
XIN
8
I
Input port for crystal oscillator XT1. Standard or watch crystals can be connected.
XOUT
9
O
Output terminal of crystal oscillator XT1
XT2IN
53
I
Input port for crystal oscillator XT2. Only standard crystals can be connected.
XT2OUT
52
O
Output terminal of crystal oscillator XT2
QFN Pad
NA
QFN package pad connection to DVSS recommended.
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MSP430F149CY DIE 制造商:Texas Instruments 功能描述:
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