ATmega16HVA Atmel Corporation, ATmega16HVA Datasheet - Page 156

• Manufacturer Part Number: ATmega16HVA
• Manufacturer: Atmel Corporation

Specifications of ATmega16HVA

• Flash (kbytes): 16 Kbytes
• Pin Count: 28
• Max. Operating Frequency: 4 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 3
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 6
• Ext Interrupts: 3
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 6
• Adc Resolution (bits): 12
• Adc Speed (ksps): 1.9
• Resistive Touch Screen: No
• Temp. Sensor: Yes
• Crypto Engine: No
• Sram (kbytes): 0.5
• Eeprom (bytes): 256
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -20 to 85
• I/o Supply Class: 1.8 to 9.0
• Operating Voltage (vcc): 1.8 to 9.0
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 2
• Output Compare Channels: 4
• Input Capture Channels: 2
• 32khz Rtc: No
• Calibrated Rc Oscillator: Yes

27.7
156
High-voltage Serial Programming
ATmega8HVA/16HVA
This section describes how to program and verify Flash Program memory, EEPROM Data mem-
ory, Lock bits and Fuse bits in the ATmega8HVA/16HVA.
Figure 27-3. High-voltage Serial Programming
Table 27-11. Pin Name Mapping
Table 27-12. Pin Values Used to Enter Programming Mode
Signal Name in High-voltage
Serial Programming Mode
SDO
SDI
SII
SCI
Pin Name
PB0
PB1
PB2
PB3
Prog_enable[0]
SDI
Symbol
Prog_enable[0]
Prog_enable[1]
Prog_enable[2]
Prog_enable[3]
+11.5 - 12.5V
Pin Name
RESET
PB2
GND
PB0
PB1
PB2
PB3
PC0
I/O
O
I
I
I
Function
Serial Data Output
Serial Data Input
Serial Instruction Input
Serial Clock Input (min. 2/f
VCC
PB1
PB3
PC0
+3.0 - 3.5V
SDO
SII
SCI
ck
Value
8024A–AVR–04/08
period)
0
0
0
0