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參數(shù)資料
| 型號： | 935264530157 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 消費家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP100 |
| 封裝： | SOT-317, MQFP-100 |
| 文件頁數(shù)： | 10/43頁 |
| 文件大?。?/td> | 254K |
| 代理商： | 935264530157 |
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1999 March 01
18
Philips Semiconductors
Product specication
Single chip DVB-C channel receiver
VES1820X
MICROCONTROLLER SERIAL INTERFACE
I2C REGISTERS : WRITE MODE
S
address
0
A
sub-addr
A
index
A
data1
A
---
data2
A
P
The VES1820X
I2C address is :
0
1
0
SADDR[1]
SADDR[0]
S : start bit
A : acknowledge bit
P : stop bit.
The sub-adress is always: (00)H.
Index is 8-bit format and is defined in table 6.
When data2 is written, data1 is overwritten. Data1 and data2 are 8-bit
I2C REGISTERS : READ MODE
In this mode of operation you must first (1) write the index value of the register you will then read (2)
(1)
write
S
address
(2)
S
address
read
0
A
sub-addr
A
1
A
XX
A
index
A
P
This Acknowledge bit is provided by the receiver
(VES1820X is transmitting !)
Notes : at the end of line (1) there is no stop bit !
Line (2) can start just after the last ackowledge bit of line
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