ata5790 ATMEL Corporation, ata5790 Datasheet - Page 4

• Manufacturer Part Number: ata5790
• Description: Embedded Avr Microcontroller Including Complete Lf Functionality For Passive Entry / Passive Start Keys
• Manufacturer: ATMEL Corporation

Table 1-1.
4
Pin Number
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
1
2
3
4
5
6
7
8
9
Atmel ATA5790
Pin Description
Pin Name
NRESET
XTAL1
XTAL2
AGND
VBAT
GND
GND
GND
GND
GND
GND
GND
TME
VCC
PD0
PD1
PD2
A4N
A4P
A3N
A3P
A2N
A2P
A1N
A1P
PB5
PB4
PD7
PD6
PD5
PD4
PD3
PB3
PB2
PB1
PB0
PB7
PB6
Function 1
Alternate
ECIN0
T3ICP
MISO
MOSI
INT0
SCK
NSS
TM5
TM4
TM3
TM2
TM1
dW
TEI
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Function 2
Alternate
PCINT10
PCINT15
PCINT14
PCINT13
PCINT12
PCINT11
PCINT8
PCINT9
PCINT5
PCINT4
PCINT3
PCINT2
PCINT1
PCINT0
PCINT7
PCINT6
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Reset input / debugWire interface
Input pin for AFE of the transponder
Analog power supply ground
Analog negative input coil pin 3 for channel 3
Analog negative input coil pin 2 for channel 2
Analog positive input coil pin 2 for channel 2
Analog negative input coil pin 1 for channel 1
Analog positive input coil pin 1 for channel 1
32kHz crystal oscillator input pin
32kHz crystal oscillator output pin
I/O-port
I/O-port / SPI
I/O-port / SPI
I/O-port / SPI
I/O-port / SPI
Function
Test mode enable
Power supply ground
Power supply ground
Power supply ground
I/O-port / External interrupt input 0
I/O-port / Timer3 external capture input
I/O-port / External Timer input clock
Power supply voltage for the microcontroller. At this pin a
capacitor must be connected capacitance CBUF to
buffer the voltage during field supply and to block the
VCC of the microcontroller
Input pin for AFE of the transponder
Analog positive input coil pin 3 for channel 3
Power supply voltage for battery
Power supply ground
I/O-port / timer modulator pin 5
I/O-port / timer modulator pin 4
I/O-port / timer modulator pin 3
I/O-port / timer modulator pin 2
I/O-port / timer modulator pin 1
I/O-port / external clock input 0
Power supply ground
Power supply ground
I/O-port
I/O-port
Power supply ground
9197CS–RKE–07/11
Comment
Port D0
Port D1
Port D2
Port B5
Port B4
Port D7
Port D6
Port D5
Port D4
Port D3
Port B3
Port B2
Port B1
Port B0
Port B7
Port B6