ATmega406 Atmel Corporation, ATmega406 Datasheet - Page 72

• Manufacturer Part Number: ATmega406
• Manufacturer: Atmel Corporation

Specifications of ATmega406

• Flash (kbytes): 40 Kbytes
• Pin Count: 48
• Max. Operating Frequency: 1 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 8
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 18
• Ext Interrupts: 4
• Usb Speed: No
• Usb Interface: No
• Twi (i2c): 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 11
• Adc Resolution (bits): 12
• Adc Speed (ksps): 1.9
• Resistive Touch Screen: No
• Temp. Sensor: Yes
• Crypto Engine: No
• Sram (kbytes): 2
• Eeprom (bytes): 512
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -30 to 85
• I/o Supply Class: 4.0 to 25
• Operating Voltage (vcc): 4.0 to 25
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 2
• Output Compare Channels: 3
• Pwm Channels: 2
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

13.3.3
72
ATmega406
Alternate Functions of Port D
.
Table 13-8.
The Port D pins with alternate functions are shown in
Table 13-9.
The alternate pin configuration is as follows:
• T0 – Port B, Bit 0
T0, Timer/Counter0 Counter Source.
Table 13-10 on page 73
in
Signal Name
PUOE
PUOV
DDOE
DDOV
PVOE
PVOV
PTOE
DIEOE
DIEOV
DI
AIO
Port Pin
Figure 13-5 on page
PD0
T0 (Timer/Counter0 Clock Input)
Alternate Function
Overriding Signals for Alternate Functions in PB3:PB0
Port D Pins Alternate Functions
PB3/TCK/
PCINT11
JTAGEN
1
JTAGEN
0
0
0
–
JTAGEN
0
TCK/PCINT11
INPUT
–
66.
relates the alternate functions of Port D to the overriding signals shown
PB2/TMS/
PCINT10
JTAGEN
1
JTAGEN
0
0
0
–
JTAGEN
0
TMS/PCINT10
INPUT
–
PB1/TDI/
PCINT9
JTAGEN
1
JTAGEN
0
0
0
–
JTAGEN
0
TDI/PCINT9
INPUT
–
Table
13-9.
PB0/TDO/
PCINT8
JTAGEN
0
JTAGEN
SHIFT_IR + SHIFT_DR
JTAGEN
TDO
–
JTAGEN
0
PCINT8
INPUT
–
2548E–AVR–07/06