ATtiny43U Atmel Corporation, ATtiny43U Datasheet - Page 153

• Manufacturer Part Number: ATtiny43U
• Manufacturer: Atmel Corporation

Specifications of ATtiny43U

• Flash (kbytes): 4 Kbytes
• Pin Count: 20
• Max. Operating Frequency: 8 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 8
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 16
• Ext Interrupts: 16
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Twi (i2c): 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 4
• 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: 0.7 to 5.5
• Operating Voltage (vcc): 0.7 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 2
• Output Compare Channels: 4
• Pwm Channels: 4
• 32khz Rtc: No
• Calibrated Rc Oscillator: Yes

19.7.2
Table 19-16. Serial Programming Instruction Set
8048B–AVR–03/09
Instruction/Operation
Programming Enable
Chip Erase (Program Memory/EEPROM)
Poll RDY/BSY
Load Instructions
Load Extended Address byte
Load Program Memory Page, High byte
Load Program Memory Page, Low byte
Load EEPROM Memory Page (page access)
Read Instructions
Read Program Memory, High byte
Read Program Memory, Low byte
Read EEPROM Memory
Read Lock bits
Read Signature Byte
Read Fuse bits
Read Fuse High bits
Read Extended Fuse Bits
Read Calibration Byte
Write Instructions
Write Program Memory Page
Write EEPROM Memory
Write EEPROM Memory Page (page access)
Write Lock bits
Serial Programming Instruction set
(1)
Table 19-15. Minimum Wait Delay Before Writing the Next Flash or EEPROM Location
Table 19-16 on page 153
Symbol
t
t
t
t
8. Power-off sequence (if needed):
WD_FLASH
WD_EEPROM
WD_ERASE
WD_FUSE
Set RESET to “1”.
Turn V
CC
power off.
Byte 1
$AC
$AC
$AC
$4D
$C1
$A0
$4C
$C0
$C2
$F0
$48
$40
$28
$20
$58
$30
$50
$58
$50
$38
and
Figure 19-8 on page 154
adr MSB
adr MSB
adr MSB
adr MSB
adr MSB
Byte 2
$E0
$53
$80
$00
$00
$00
$00
$00
$00
$00
$08
$08
$00
$00
$00
Instruction Format
Minimum Wait Delay
describes the Instruction set.
Extended adr
4.5 ms
4.0 ms
4.0 ms
4.5 ms
adr LSB
adr LSB
adr LSB
adr LSB
adr LSB
adr LSB
adr LSB
adr LSB
adr LSB
adr LSB
Byte 3
$00
$00
$00
$00
$00
$00
$00
$00
$00
high data byte out
low data byte out
high data byte in
low data byte in
data byte out
data byte out
data byte out
data byte out
data byte out
data byte out
data byte out
data byte out
data byte in
data byte in
data byte in
Byte4
$00
$00
$00
$00
$00
153