参数资料
型号: MSP430FE423AIPMR
厂商: TEXAS INSTRUMENTS INC
元件分类: 微控制器/微处理器
英文描述: 16-BIT, FLASH, 8.4 MHz, RISC MICROCONTROLLER, PQFP64
封装: GREEN, PLASTIC, LQFP-64
文件页数: 34/47页
文件大小: 868K
代理商: MSP430FE423AIPMR
MSP430FE42xA
MIXED SIGNAL MICROCONTROLLER
SLAS588 -- FEBRUARY 2008
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
Terminal Functions
TERMINAL
I/O
DESCRIPTION
NAME
NO.
I/O
DESCRIPTION
DVCC
1
Digital supply voltage, positive terminal.
I1+
2
I
Current 1 positive analog input. Internal connection to SD16 Channel 0 A0+. (see Note 1)
I1--
3
I
Current 1 negative analog input. Internal connection to SD16 Channel 0 A0--. (see Note 1)
I2+
4
I
Current 2 positive analog input. Internal connection to SD16 Channel 1 A0+. (see Note 1)
I2--
5
I
Current 2 negative analog input. Internal connection to SD16 Channel 1 A0--. (see Note 1)
V1+
6
I
Voltage 1 positive analog input. Internal connection to SD16 Channel 2 A0+. (see Note 1)
V1--
7
I
Voltage 1 negative analog input. Internal connection to SD16 Channel 2 A0--. (see Note 1)
XIN
8
I
Input for crystal oscillator XT1. Standard or watch crystals can be connected.
XOUT
9
O
Output of crystal oscillator XT1
VREF
10
I/O
Input for an external reference voltage / internal reference voltage output (can be used as mid-voltage)
P2.2/STE0
11
I/O
General-purpose digital I/O / slave transmit enable—USART0/SPI mode
S0
12
O
LCD segment output 0
S1
13
O
LCD segment output 1
S2
14
O
LCD segment output 2
S3
15
O
LCD segment output 3
S4
16
O
LCD segment output 4
S5
17
O
LCD segment output 5
S6
18
O
LCD segment output 6
S7
19
O
LCD segment output 7
S8
20
O
LCD segment output 8
S9
21
O
LCD segment output 9
S10
22
O
LCD segment output 10
S11
23
O
LCD segment output 11
S12
24
O
LCD segment output 12
S13
25
O
LCD segment output 13
S14
26
O
LCD segment output 14
S15
27
O
LCD segment output 15
S16
28
O
LCD segment output 16
S17
29
O
LCD segment output 17
S18
30
O
LCD segment output 18
S19
31
O
LCD segment output 19
S20
32
O
LCD segment output 20
S21
33
O
LCD segment output 21
S22
34
O
LCD segment output 22
S23
35
O
LCD segment output 23
COM0
36
O
Common output COM0--3 are used for LCD backplanes.
COM1
37
O
Common output COM0--3 are used for LCD backplanes.
COM2
38
O
Common output COM0--3 are used for LCD backplanes.
COM3
39
O
Common output COM0--3 are used for LCD backplanes.
R03
40
I
Input of fourth positive (lowest) analog LCD level (V5)
NOTE 1: It is recommended to short unused analog input pairs and connect them to analog ground.
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