AT89C51IC2 Atmel Corporation, AT89C51IC2 Datasheet - Page 90
AT89C51IC2
Manufacturer Part Number
AT89C51IC2
Description
Manufacturer
Atmel Corporation
Specifications of AT89C51IC2
Flash (kbytes)
32 Kbytes
Max. Operating Frequency
60 MHz
Cpu
8051-12C
Max I/o Pins
34
Spi
1
Twi (i2c)
1
Uart
1
Sram (kbytes)
1.25
Self Program Memory
API
Operating Voltage (vcc)
2.7 to 5.5
Timers
4
Isp
UART
Watchdog
Yes
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT89C51IC2-RLTIL
Manufacturer:
ATMEL
Quantity:
640
Company:
Part Number:
AT89C51IC2-RLTIL
Manufacturer:
ATMEL
Quantity:
4 116
Company:
Part Number:
AT89C51IC2-UL
Manufacturer:
XR
Quantity:
2
Company:
Part Number:
AT89C51IC2-UM
Manufacturer:
Atmel
Quantity:
5
Figure 38. Format and State in the Master Transmitter Mode
90
Successfull
transmission
to a slave
receiver
Next transfer
started with a
repeated start
condition
Not acknowledge
received after the
slave address
Not acknowledge
received after a data
byte
Arbitration lost in slave
address or data byte
Arbitration lost and
addressed as slave
AT89C51IC2
From master to slave
From slave to master
08h
S
SLA
W
A or A
Data
MT
18h
A
A
20h
38h
A
68h
n
Other master
Other master
78h
continues
continues
P
A
Data
B0h
Any number of data bytes and their associated
acknowledge bits
This number (contained in SSCS) corresponds
to a defined state of the 2-wire bus
A or A
28h
A
A
38h
30h
To corresponding
states in slave mode
Other master
continues
P
S
10h
P
SLA
W
R
4301D–8051–02/08
MR