參數(shù)資料
P89V660_662_664
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NXP B.V. 2011. All rights reserved.
Product data sheet
Rev. 3.1 — 17 October 2011
34 of 90
NXP Semiconductors
P89V660/662/664
80C51 with 512 B/1 kB/2 kB RAM, dual I2C-bus, SPI
30H
Data byte in
S1DAT has been
transmitted, NOT
ACK has been
received.
Load data byte or
000x
Data byte will be transmitted;
ACK bit will be received.
no S1DAT action
or
100x
Repeated START will be
transmitted.
no S1DAT action
or
010x
STOP condition will be
transmitted; STO flag will be
reset.
no S1DAT action
110x
STOP condition followed by a
START condition will be
transmitted. STO flag will be
reset.
38H
Arbitration lost in
SLA+R/W or data
bytes.
No S1DAT action
or
000x
I2C-bus will be released; not
addressed slave will be
entered.
No S1DAT action
100x
A START condition will be
transmitted when the bus
becomes free.
Table 22.
Master transmitter mode …continued
Status code
(S1STA)
Status of the
I2C-bus hardware
Application software response
Next action taken by I2C-bus
hardware
to/from S1DAT
to S1CON
STA
STO
SI
AA
Table 23.
Master Receiver mode
Status code
(S1STA)
Status of the
I2C-bus
hardware
Application software response
Next action taken by I2C-bus
hardware
to/from S1DAT
to S1CON
STA
STO SI
STA
08H
A START
condition has
been transmitted.
Load SLA+R
x
0
x
SLA+R will be transmitted; ACK bit
will be received.
10H
A repeat START
condition has
been transmitted.
Load SLA+R or
x
0
x
As above
Load SLA+W
SLA+W will be transmitted; I2C-bus
will be switched to Master
Transmitter mode.
38H
Arbitration lost in
NOT ACK bit.
no S1DAT action
or
000
x
I2C-bus will be released; it will enter
a slave mode.
no S1DAT action
1
0
x
A START condition will be
transmitted when the bus becomes
free.
40H
SLA+R has been
transmitted; ACK
has been
received.
no S1DAT action
or
0
Data byte will be received; NOT ACK
bit will be returned.
no S1DAT action
or
0
1
Data byte will be received; ACK bit
will be returned.
48H
SLA+R has been
transmitted; NOT
ACK has been
received.
No S1DAT action
or
1
0
x
Repeated START will be transmitted.
no S1DAT action
or
0
1
0
x
STOP condition will be transmitted;
STO flag will be reset.
no S1DAT action
or
1
0
x
STOP condition followed by a START
condition will be transmitted; STO
flag will be reset.
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P89V660FBC 功能描述:8位微控制器 -MCU 80C51 16K FL / 512 R RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
P89V660FBC,557 功能描述:8位微控制器 -MCU 80C51 16K FL / 512 R RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
P89V662 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:8-bit 80C51 5 V low power 16 kB/32 kB/64 kB flash microcontroller with 512 B/1 kB/2 kB RAM, dual I2C-bus, SPI
P89V662FA 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:8-bit 80C51 5 V low power 16 kB/32 kB/64 kB flash microcontroller with 512 B/1 kB/2 kB RAM, dual I2C-bus, SPI
P89V662FA,512 功能描述:8位微控制器 -MCU 80C51 32K FL / 1K RM RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
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