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參數資料
| 型號： | PCA9533DP01 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | 4-bit I2C LED dimmer |
| 中文描述： | 4位I2C LED調光 |
| 文件頁數： | 8/18頁 |
| 文件大小： | 133K |
| 代理商： | PCA9533DP01 |
Philips Semiconductors
Product data sheet
PCA9533
4-bit I
2
C LED dimmer
2004 Oct 01
8
Bus transactions
1
0
1
2
SCL
WRITE TO
REGISTER
DATA OUT
FROM PORT
3
4
5
6
7
8
SDA
S
0
A
A
A
1
1
0
0
0
DATA 1
slave address
data to register
start condition
R/W
acknowledge
from slave
acknowledge
from slave
acknowledge
from slave
t
pv
DATA 1 VALID
SW02002
9
B0
0
0
0
AI
0
B2
B1
command byte
Figure 10. WRITE to register
0
1
0
0
0
1
0
1
1
0
0
0
1
1
S
0
A
A
A
acknowledge
from slave
R/W
acknowledge
from slave
A
P
NA
acknowledge
from slave
acknowledge
from master
S
DATA
DATA
R/W
first byte
at this moment master-transmitter
becomes master-receiver and
slave-receiver becomes
slave-transmitter
last byte
SW02001
no acknowledge
from master
1
slave address
data from register
data from register
slave address
auto-increment
register address
if AI = 1
B0
0
0
0
AI
0
B2
B1
Figure 11. READ from register
1
1
0
0
0
1
0
READ FROM
PORT
DATA INTO
PORT
SDA
S
1
A
A
DATA 1
DATA 4
slave address
data from port
data from port
start condition
R/W
acknowledge
from slave
acknowledge
from master
stop
condition
t
ps
DATA 4
DATA 2
P
DATA 3
t
ph
SW01097
no acknowledge
from master
NA
DATA 1
NOTES:
1. This figure assumes the command byte has previously been programmed with 00h.
2. PCA9533/01 shown.
Figure 12. READ input port register
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相關代理商/技術參數 |
參數描述 |
|---|---|
| PCA9533DP02 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:4-bit I2C LED dimmer |
| PCA9534 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:8-bit I2C and SMBus, low power I/O port with interrupt |
| PCA9534A | 制造商:TI 制造商全稱:Texas Instruments 功能描述:REMOTE 8-BIT I2C AND SMBus LOW-POWER I/O EXPANDER WITH INTERRUPT OUTPUT AND CONFIGURATION REGISTERS |
| PCA9534A_10 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:REMOTE 8-BIT I2C AND SMBus LOW-POWER I/O EXPANDER WITH INTERRUPT OUTPUT AND CONFIGURATION REGISTERS |
| PCA9534A_101 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:REMOTE 8-BIT I2C AND SMBus LOW-POWER I/O EXPANDER WITH INTERRUPT OUTPUT AND CONFIGURATION REGISTERS |
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