P83C654X2FBD/CV710 NXP Semiconductors, P83C654X2FBD/CV710 Datasheet - Page 43

• Manufacturer Part Number: P83C654X2FBD/CV710
• Description: 8-bit Microcontrollers - MCU P83C654X2FBD/LQFP44/TRAYBM//CV
• Manufacturer: NXP Semiconductors

Specifications of P83C654X2FBD/CV710

• Core: 80C51
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 16 MHz
• Program Memory Size: 16 KB
• Data Ram Size: 256 B
• Operating Supply Voltage: 5 V
• Package / Case: SOT-187-2
• Mounting Style: SMD/SMT
• Interface Type: I2C, Serial
• Number Of Programmable I/os: 4
• Number Of Timers: 3
• Processor Series: 80C51
• Program Memory Type: OTP EPROM

Philips Semiconductors
Table 9.
2004 Apr 20
STATUS
STATUS
(S1STA)
(S1STA)
CODE
80C51 8-bit microcontroller family
256B RAM, low voltage (2.7 to 5.5 V), low power, high speed
(30/33 MHz)
08H
10H
18H
20H
28H
30H
38H
A START condition has
been transmitted
A repeated START
condition has been
transmitted
SLA+W has been
transmitted; ACK has
b
been received
SLA+W has been
transmitted; NOT ACK
h
has been received
Data byte in S1DAT has
been transmitted; ACK
h
has been received
Data byte in S1DAT has
been transmitted; NOT
ACK h
ACK has been received
Arbitration lost in
SLA+R/W or
D
Data bytes
Master Transmitter Mode
STATUS OF THE
STATUS OF THE
diti
b
b
I
b
HARDWARE
HARDWARE
2
C BUS AND
b
h
i
d
b
i
i
d
d
i
d
Load SLA+W
Load SLA+W or
Load SLA+R
Load data byte or
no S1DAT action or
no S1DAT action or
no S1DAT action
Load data byte or
no S1DAT action or
no S1DAT action or
no S1DAT action
Load data byte or
no S1DAT action or
no S1DAT action or
no S1DAT action
Load data byte or
no S1DAT action or
no S1DAT action or
no S1DAT action
No S1DAT action or
No S1DAT action
TO/FROM S1DAT
TO/FROM S1DAT
APPLICATION SOFTWARE RESPONSE
16 kB OTP/ROM,
STA
X
X
X
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
TO S1CON
43
STO
0
0
0
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
SI
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
AA
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
SLA+W will be transmitted;
ACK bit will be received
As above
SLA+W will be transmitted;
I
Data byte will be transmitted;
ACK bit will be received
Repeated START will be transmitted;
STOP condition will be transmitted;
STO flag will be reset
STOP condition followed by a
START condition will be transmitted;
STO flag will be reset
Data byte will be transmitted;
ACK bit will be received
Repeated START will be transmitted;
STOP condition will be transmitted;
STO flag will be reset
STOP condition followed by a
START condition will be transmitted;
STO flag will be reset
Data byte will be transmitted;
ACK bit will be received
Repeated START will be transmitted;
STOP condition will be transmitted;
STO flag will be reset
STOP condition followed by a
START condition will be transmitted;
STO flag will be reset
Data byte will be transmitted;
ACK bit will be received
Repeated START will be transmitted;
STOP condition will be transmitted;
STO flag will be reset
STOP condition followed by a
START condition will be transmitted;
STO flag will be reset
I
not addressed slave will be entered
A START condition will be transmitted when the
bus becomes free
2
2
C will be switched to MST/REC mode
C-bus will be released;
P83C654X2/P87C654X2
NEXT ACTION TAKEN BY AND I
HARDWARE
HARDWARE
Product data
2
2
C