AT90S2313-4SI Atmel, AT90S2313-4SI Datasheet - Page 90

• Manufacturer Part Number: AT90S2313-4SI
• Description: MCU 2K FLASH 4MHZ 20-SOIC
• Manufacturer: Atmel
• Series: AVR® 90Sr

Specifications of AT90S2313-4SI

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 4MHz
• Connectivity: SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 15
• Program Memory Size: 2KB (1K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 128 x 8
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 6 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-SOIC (7.5mm Width)
• Data Bus Width: 8 bit
• Data Ram Size: 128 B
• Interface Type: SPI, UART
• Maximum Clock Frequency: 4 MHz
• Number Of Programmable I/os: 15
• Number Of Timers: 1 x 8 bit
• Operating Supply Voltage: 2.7 V to 6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Data Converters: -
• Lead Free Status / Rohs Status: No

Table of Contents
0839I–AVR–06/02
Features................................................................................................. 1
Pin Configuration.................................................................................. 1
Description ............................................................................................ 2
Architectural Overview......................................................................... 5
Timer/Counters ................................................................................... 27
Watchdog Timer.................................................................................. 37
EEPROM Read/Write Access............................................................. 39
UART.................................................................................................... 42
Analog Comparator ............................................................................ 48
I/O Ports............................................................................................... 50
Memory Programming........................................................................ 60
Pin Descriptions.................................................................................................... 3
Crystal Oscillator................................................................................................... 4
General Purpose Register File ............................................................................. 7
ALU – Arithmetic Logic Unit.................................................................................. 8
In-System Programmable Flash Program Memory .............................................. 8
EEPROM Data Memory........................................................................................ 8
SRAM Data Memory............................................................................................. 9
Program and Data Addressing Modes................................................................ 10
Memory Access and Instruction Execution Timing ............................................. 14
I/O Memory ......................................................................................................... 15
Reset and Interrupt Handling .............................................................................. 18
Sleep Modes....................................................................................................... 27
Timer/Counter Prescaler..................................................................................... 27
8-bit Timer/Counter0........................................................................................... 28
16-bit Timer/Counter1......................................................................................... 30
Prevent EEPROM Corruption ............................................................................. 41
Data Transmission.............................................................................................. 42
Data Reception ................................................................................................... 43
UART Control ..................................................................................................... 45
Port B.................................................................................................................. 50
Port D.................................................................................................................. 55
Program and Data Memory Lock Bits................................................................. 60
Fuse Bits............................................................................................................. 60
Signature Bytes .................................................................................................. 60
Programming the Flash and EEPROM............................................................... 60
AT90S2313
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