IC MCU 128K 6MHZ A/D IT 64TQFP

ATMEGA103-6AI

Manufacturer Part NumberATMEGA103-6AI
DescriptionIC MCU 128K 6MHZ A/D IT 64TQFP
ManufacturerAtmel
SeriesAVR® ATmega
ATMEGA103-6AI datasheets
 


Specifications of ATMEGA103-6AI

Core ProcessorAVRCore Size8-Bit
Speed6MHzConnectivitySPI, UART/USART
PeripheralsPOR, PWM, WDTNumber Of I /o32
Program Memory Size128KB (64K x 16)Program Memory TypeFLASH
Eeprom Size4K x 8Ram Size4K x 8
Voltage - Supply (vcc/vdd)4 V ~ 5.5 VData ConvertersA/D 8x10b
Oscillator TypeInternalOperating Temperature-40°C ~ 85°C
Package / Case64-TQFP, 64-VQFPFor Use WithATSTK501 - ADAPTER KIT FOR 64PIN AVR MCU
Lead Free Status / RoHS StatusContains lead / RoHS non-compliant  
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Page 106/141

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ATmega103(L)
106
.
Table 37. Pin Name Mapping
Signal Name in
Programming Mode
Pin Name
RDY/BSY
PD1
OE
PD2
WR
PD3
BS1
PD4
XA0
PD5
XA1
PD6
BS2
PD7
PAGEL
PA0
DATA
PB7 - 0
Table 38. XA1 and XA0 Coding
XA1
XA0
Action when XTAL1 is Pulsed
0
0
Load Flash or EEPROM Address (High or low address byte determined by BS1)
0
1
Load Data (High or low data byte for Flash determined by BS1)
1
0
Load Command
1
1
No Action, Idle
Table 39. Command Byte Bit Coding
Command Byte
1000 0000
0100 0000
0010 0000
0001 0000
0001 0001
0000 1000
0000 0100
0000 0010
0000 0011
I/O
Function
0: Device is busy programming, 1: Device is ready
O
for new command
I
Output Enable (active low)
I
Write Pulse (active low)
Byte Select 1 (“0” selects Low Byte, “1” selects
I
High Byte)
I
XTAL Action Bit 0
I
XTAL Action Bit 1
I
Byte Select 2 (always low)
I
Program Memory Page Load
I/O
Bi-directional Data Bus (output when OE is low)
Command Executed
Chip Erase
Write Fuse Bits
Write Lock Bits
Write Flash
Write EEPROM
Read Signature Bytes
Read Lock and Fuse Bits
Read Flash
Read EEPROM
0945I–AVR–02/07