AT90S2313-4SI Atmel, AT90S2313-4SI Datasheet - Page 15

• 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

I/O Memory
0839I–AVR–06/02
Figure 22. On-chip Data SRAM Access Cycles
The I/O space definition of the AT90S2313 is shown in Table 1.
Table 1. AT90S2313 I/O Space
System Clock Ø
Address Hex
$3D ($5D)
$2D ($4D)
$2C ($4C)
$1D ($3D)
$1C ($3C)
$3F ($5F)
$3B ($5B)
$3A ($5A)
$2F ($4F)
$2E ($4E)
$2B ($4B)
$2A ($4A)
$1E ($3E)
$39 ($59)
$38 ($58)
$35 ($55)
$33 ($53)
$32 ($52)
$25 ($45)
$24 ($44)
$21 ($41)
$18 ($38)
$17 ($37)
$16 ($36)
Address
Data
Data
WR
RD
OCR1AH
TCCR1A
TCCR1B
OCR1AL
TCNT1H
MCUCR
TCNT1L
WDTCR
TCCR0
PORTB
GIMSK
TCNT0
TIMSK
ICR1H
SREG
ICR1L
EEDR
EECR
DDRB
Name
EEAR
GIFR
PINB
TIFR
SPL
Prev. Address
T1
(1)
Function
Status Register
Stack Pointer Low
General Interrupt MaSK Register
General Interrupt Flag Register
Timer/Counter Interrupt MaSK Register
Timer/Counter Interrupt Flag Register
MCU general Control Register
Timer/Counter 0 Control Register
Timer/Counter 0 (8-bit)
Timer/Counter 1 Control Register A
Timer/Counter 1 Control Register B
Timer/Counter 1 High Byte
Timer/Counter 1 Low Byte
Output Compare Register 1 High Byte
Output Compare Register 1 Low Byte
T/C 1 Input Capture Register High Byte
T/C 1 Input Capture Register Low Byte
Watchdog Timer Control Register
EEPROM Address Register
EEPROM Data Register
EEPROM Control Register
Data Register, Port B
Data Direction Register, Port B
Input Pins, Port B
Address
T2
T3
AT90S2313
T4
15