ATtiny48 Atmel Corporation, ATtiny48 Datasheet - Page 10

• Manufacturer Part Number: ATtiny48
• Manufacturer: Atmel Corporation

Specifications of ATtiny48

• Flash (kbytes): 4 Kbytes
• Pin Count: 32
• Max. Operating Frequency: 12 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 12
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 28
• Ext Interrupts: 28
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Twi (i2c): 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 15
• Analog Comparators: 1
• Resistive Touch Screen: No
• Temp. Sensor: Yes
• Crypto Engine: No
• Sram (kbytes): 0.25
• Eeprom (bytes): 64
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: Yes
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8 to 5.5
• Operating Voltage (vcc): 1.8 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 2
• Output Compare Channels: 4
• Input Capture Channels: 1
• Pwm Channels: 2
• 32khz Rtc: No
• Calibrated Rc Oscillator: Yes

10
0x3E (0x5E)
0x3D (0x5D)
0x3C (0x5C)
0x3B (0x5B)
0x3A (0x5A)
0x2E (0x4E)
0x2D (0x4D)
0x2C (0x4C)
0x2B (0x4B)
0x2A (0x4A)
0x1E (0x3E)
0x1D (0x3D)
0x1C (0x3C)
0x1B (0x3B)
Address
0x3F (0x5F)
0x39 (0x59)
0x38 (0x58)
0x37 (0x57)
0x36 (0x56)
0x35 (0x55)
0x34 (0x54)
0x33 (0x53)
0x32 (0x52)
0x31 (0x51)
0x30 (0x50)
0x2F (0x4F)
0x29 (0x49)
0x28 (0x48)
0x27 (0x47)
0x26 (0x46)
0x25 (0x45)
0x24 (0x44)
0x23 (0x43)
0x22 (0x42)
0x21 (0x41)
0x20 (0x40)
0x1F (0x3F)
(0x7C)
(0x7B)
(0x7A)
(0x79)
(0x78)
(0x77)
(0x76)
(0x75)
(0x74)
(0x73)
(0x72)
(0x71)
(0x70)
(0x6F)
(0x6E)
(0x6D)
(0x6C)
(0x6B)
(0x6A)
(0x69)
(0x68)
(0x67)
(0x66)
(0x65)
(0x64)
(0x63)
(0x62)
(0x61)
(0x60)
ATtiny48/88
WDTCSR
ADCSRB
ADCSRA
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
PCMSK1
PCMSK0
PCMSK3
Reserved
OSCCAL
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
SPMCSR
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
PCMSK2
TCCR0A
MCUCR
GPIOR2
GPIOR1
GPIOR0
Name
ADMUX
TIMSK1
TIMSK0
MCUSR
GTCCR
CLKPR
OCR0B
OCR0A
PCICR
DWDR
TCNT0
EEARL
EIMSK
EICRA
SMCR
PCIFR
ADCH
SREG
ACSR
SPDR
SPSR
SPCR
EEDR
EECR
ADCL
EIFR
PRR
SPH
SPL
PCINT23
PCINT15
CLKPCE
PCINT7
PRTWI
Bit 7
ADEN
WDIF
SPIF
SPIE
ACD
TSM
SP7
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
I
PCINT22
PCINT14
RWWSB
PCINT6
REFS0
Bit 6
ACME
WCOL
ADSC
BODS
ACBG
WDIE
SP6
SPE
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
T
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
PCINT21
PCINT13
PCINT5
PRTIM0
BODSE
ADLAR
ADATE
EEPM1
DORD
Bit 5
WDP3
ICIE1
ACO
SP5
H
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
-
Timer/Counter0 Output Compare Register B
Timer/Counter0 Output Compare Register A
EEPROM Address Register Low Byte
General Purpose I/O Register 2
General Purpose I/O Register 1
General Purpose I/O Register 0
Oscillator Calibration Register
ADC Data Register High byte
ADC Data Register Low byte
PCINT20
PCINT12
PCINT4
EEPM0
WDCE
Bit 4
debugWire Data Register
MSTR
CTPB
ADIF
PUD
EEPROM Data Register
SP4
ACI
Timer/Counter0 (8-bit)
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
S
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
-
SPI Data Register
PCINT19
PCINT11
PCINT27
CLKPS3
PRTIM1
PCINT3
WDRF
EERIE
Bit 3
MUX3
ISC11
PCIE3
PCIF3
CPOL
CTC0
RFLB
ADIE
WDE
ACIE
SP3
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
V
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
PCINT18
PCINT10
PCINT26
CLKPS2
OCIE1B
OCIE0B
PGWRT
PCINT2
EEMPE
ADTS2
ADPS2
Bit 2
PCIE2
PRSPI
WDP2
PCIF2
MUX2
ISC10
BORF
CPHA
CS02
ACIC
SM1
SP2
N
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
PCINT17
PCINT25
CLKPS1
OCIE1A
OCIE0A
PCINT9
PCINT1
PGERS
ADTS1
ADPS1
EXTRF
Bit 1
MUX1
ISC01
PCIE1
WDP1
ACIS1
INTF1
PCIF1
SPR1
EEPE
CS01
INT1
SM0
SP9
SP1
–
–
–
–
–
–
–
–
–
–
–
–
–
Z
–
–
–
–
–
–
–
–
–
–
–
–
–
–
SELFPRGEN
PSRSYNC
PCINT16
PCINT24
CLKPS0
PCINT8
PCINT0
PRADC
ADPS0
ADTS0
Bit 0
TOIE1
TOIE0
PCIE0
WDP0
ACIS0
PCIF0
MUX0
ISC00
PORF
SPI2X
EERE
INTF0
SPR0
CS00
INT0
SP8
SP0
SE
C
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
8008HS–AVR–04/11
162, 179
Page
40, 77
176
114
186
182
162
127
126
118
178
179
179
128
87
59
59
59
59
55
57
34
40
34
49
11
11
49
39
27
27
87
86
86
85
25
25
25
27
56
56
58
9