Rainbow Electronics ATA6286 - Manual (Page 8)

8
4958AS–AUTO–09/06
ATA6285/ATA6286 [Preliminary]
3.3 Block Diagram
Figure 3-1. Microcontroller Block Diagram
AVR Core
GND
RESET
VCC
Power
Supervision
POR/ BOD/
TSD and
RESET
Clock
management
and monitoring
Watchdog
oscillator
Watchdog
timer 0
Flash SRAM
Temperature
sensor
MUX and
sensor input
Voltage
monitor
12 bit T1
16 bit T/ C3
LF receiver SPI
PORT D (x) PORT B (x) PORT C (x)
16 bit T/ C2
Sensor value
processing
debugWIRE
EEPROM
Program
logic
Oscillator
circuit
AVCC
AGND