AT89C5131A-L Atmel Corporation, AT89C5131A-L Datasheet - Page 111

• Manufacturer Part Number: AT89C5131A-L
• Manufacturer: Atmel Corporation

Specifications of AT89C5131A-L

• Flash (kbytes): 32 Kbytes
• Max. Operating Frequency: 48 MHz
• Cpu: 8051-12C
• Max I/o Pins: 34
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 1
• Twi (i2c): 1
• Uart: 1
• Sram (kbytes): 1.25
• Eeprom (bytes): 1024
• Self Program Memory: API
• Operating Voltage (vcc): 3.0 to 3.6
• Timers: 4
• Isp: UART/USB
• Watchdog: Yes

Table 83. Status in Slave Receiver Mode (Continued)
4338F–USB–08/07
(SSCS)
Status
Code
A0h
98h
Status of the 2-wire bus and
A STOP condition or repeated
received; NOT ACK has been
received while still addressed
general call; data has been
START condition has been
Previously addressed with
2-wire hardware
returned
as slave
No SSDAT action or
No SSDAT action or
No SSDAT action or
Read data byte or
Read data byte or
Read data byte or
To/from SSDAT
No SSDAT action
Read data byte
Application Software Response
STA
0
0
1
1
0
0
1
1
To SSCON
STO
0
0
0
0
0
0
0
0
SI
0
0
0
0
0
0
0
0
AA
0
1
0
1
0
1
0
1
Next Action Taken By 2-wire Software
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 recognised; GCA will be recognised if
GC=logic 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 recognised; GCA will be recognised if
GC=logic 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 recognised; GCA will be recognised if
GC=logic 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 recognised; GCA will be recognised if
GC=logic 1. A START condition will be
transmitted when the bus becomes free
111