AT89LP51ED2 Atmel Corporation, AT89LP51ED2 Datasheet - Page 154
AT89LP51ED2
Manufacturer Part Number
AT89LP51ED2
Description
Manufacturer
Atmel Corporation
Specifications of AT89LP51ED2
Flash (kbytes)
64 Kbytes
Max. Operating Frequency
20 MHz
Cpu
8051-1C
Max I/o Pins
42
Spi
1
Twi (i2c)
1
Uart
1
Adc Channels
7
Adc Resolution (bits)
10
Adc Speed (ksps)
153.8
Sram (kbytes)
2.25
Eeprom (bytes)
4096
Self Program Memory
API
Operating Voltage (vcc)
2.4 to 5.5
Timers
4
Isp
SPI/OCD/UART
Watchdog
Yes
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Table 19-8.
154
88h
90h
98h
A0h
AT89LP51RD2/ED2/ID2 Preliminary
Previously addressed with
own SLA+W; data has been
received; NOT ACK has
been returned
Previously addressed with
general call; data has been
received; ACK has been
returned
Previously addressed with
general call; data has been
received; NOT ACK has
been returned
A STOP condition or
repeated START condition
has been received while still
addressed as slave
Status Codes for Slave Receiver Mode
Read data byte
Read data byte
Read data byte
Read data byte
Read data byte
Read data byte
Read data byte
Read data byte
Read data byte
Read data byte
No Action
No Action
No Action
No Action
X
X
0
0
1
1
0
0
1
1
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Switched to the not addressed Slave mode; no
recognition of own SLA or GCA
Switched to the not addressed Slave mode;
own SLA will be recognized; GCA will be
recognized if GC = “1”
Switched to the not addressed Slave mode; no
recognition of own SLA or GCA; a START
condition will be transmitted when the bus
becomes free
Switched to the not addressed Slave mode;
own SLA will be recognized; GCA will be
recognized if GC = “1”; a START condition will
be transmitted when the bus becomes free
Data byte will be received and NOT ACK will be
returned
Data byte will be received and ACK will be
returned
Switched to the not addressed Slave mode; no
recognition of own SLA or GCA
Switched to the not addressed Slave mode;
own SLA will be recognized; GCA will be
recognized if GC = “1”
Switched to the not addressed Slave mode; no
recognition of own SLA or GCA; a START
condition will be transmitted when the bus
becomes free
Switched to the not addressed Slave mode;
own SLA will be recognized; GCA will be
recognized if GC = “1”; a START condition will
be transmitted when the bus becomes free
Switched to the not addressed Slave mode; no
recognition of own SLA or GCA
Switched to the not addressed Slave mode;
own SLA will be recognized; GCA will be
recognized if GC = “1”
Switched to the not addressed Slave mode; no
recognition of own SLA or GCA; a START
condition will be transmitted when the bus
becomes free
Switched to the not addressed Slave mode;
own SLA will be recognized; GCA will be
recognized if GC = “1”; a START condition will
be transmitted when the bus becomes free
3714A–MICRO–7/11
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