參數(shù)資料
型號(hào)： PCA9539
廠商： NXP Semiconductors N.V.
英文描述： 16-bit I2C and SMBus, low power I/O port with interrupt and reset
中文描述： 16位I2C和SMBus，低功率的I / O端口中斷和復(fù)位
文件頁數(shù)： 10/21頁
文件大?。?/td> 168K
代理商： PCA9539
P
P
P
1
2
C
w
2
1
2
3
4
5
6
7
8
9
S
1
1
1
0
1
A1 A0
1
A
A
I0.x
A
I1.x
A
I0.x
1
I1.x
P
R/W
ACKNOWLEDGE
FROM SLAVE
SCL
SDA
ACKNOWLEDGE
FROM MASTER
ACKNOWLEDGE
FROM MASTER
ACKNOWLEDGE
FROM MASTER
NON ACKNOWLEDGE
FROM MASTER
READ FROM PORT 0
DATA INTO PORT 0
READ FROM PORT 1
DATA INTO PORT 1
INT
t
IR
t
IV
SW02209
t
ph
DATA 00
DATA 10
DATA 03
DATA 12
DATA 00
DATA 01
DATA 02
DATA 03
t
ps
t
ph
t
ps
DATA 10
DATA 11
DATA 12
NOTES:
Transfer of data can be stopped at any moment by a STOP condition. When this occurs, data present at the latest acknowledge phase is valid (output mode).
It is assumed that the command byte has previously been set to 00 (read input port port register).
Figure 10.
READ input port register — scenario 2
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PDF描述
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
PCA9539A 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Low-voltage 16-bit I2C-bus I/O port with interrupt and reset
PCA9539AHF 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Low-voltage 16-bit I2C-bus I/O port with interrupt and reset
PCA9539AHF,128 功能描述:接口-I/O擴(kuò)展器 16bit I2C IO Port RoHS:否 制造商:NXP Semiconductors 邏輯系列: 輸入/輸出端數(shù)量: 最大工作頻率:100 kHz 工作電源電壓:1.65 V to 5.5 V 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HVQFN-16 封裝:Reel
PCA9539APW 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Low-voltage 16-bit I2C-bus I/O port with interrupt and reset
PCA9539APW,118 功能描述:接口-I/O擴(kuò)展器 16bit I2C IO Port RoHS:否 制造商:NXP Semiconductors 邏輯系列: 輸入/輸出端數(shù)量: 最大工作頻率:100 kHz 工作電源電壓:1.65 V to 5.5 V 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HVQFN-16 封裝:Reel
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