AT90PWM81-16MF Atmel, AT90PWM81-16MF Datasheet - Page 319

• Manufacturer Part Number: AT90PWM81-16MF
• Description: IC MCU AVR 8K FLASH ISP 32QFN
• Manufacturer: Atmel
• Series: AVR® 90PWM Lightingr

Specifications of AT90PWM81-16MF

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: SPI
• Peripherals: Brown-out Detect/Reset, PWM, WDT
• Number Of I /o: 20
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 11x10b; D/A 1x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 32-MLF®, QFN
• For Use With: ATSTK600-SOIC - STK600 SOCKET/ADAPTER FOR SOIC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

7734P–AVR–08/10
7
8
9
10
11
12
System Control and Reset .....................................................................................49
Interrupts ..............................................................................................................61
I/O-Ports ................................................................................................................66
External Interrupts ...............................................................................................82
Reduced 16-bit Timer/Counter1 ..........................................................................84
Power Stage Controller – (PSCn) ........................................................................99
6.8Register description ................................................................................................................ 47
7.1System Control overview ....................................................................................................... 49
7.2System Control registers ........................................................................................................ 53
7.3Internal Voltage Reference ..................................................................................................... 54
7.4Watchdog Timer ..................................................................................................................... 55
8.1Interrupt Vectors in AT90PWM81 ........................................................................................ 61
9.1Introduction ............................................................................................................................ 66
9.2Ports as General Digital I/O ................................................................................................... 67
9.3Alternate Port Functions ......................................................................................................... 71
9.4Register Description for I/O-Ports ......................................................................................... 80
11.1Overview .............................................................................................................................. 84
11.2Accessing 16-bit Registers ................................................................................................... 86
11.3Timer/Counter Clock Sources .............................................................................................. 89
11.4Counter Unit ......................................................................................................................... 90
11.5Input Capture Unit ................................................................................................................ 91
11.6Modes of Operation .............................................................................................................. 93
11.7Timer/Counter Timing Diagrams ......................................................................................... 94
11.816-bit Timer/Counter Register Description .......................................................................... 95
12.1Features ................................................................................................................................ 99
12.2Overview .............................................................................................................................. 99
12.3PSC Description ................................................................................................................. 100
12.4Signal Description .............................................................................................................. 102
12.5Functional Description ....................................................................................................... 104
12.6Update of Values ................................................................................................................ 109
12.7Enhanced Resolution .......................................................................................................... 110
12.8PSC Inputs .......................................................................................................................... 113
12.9PSC Input Mode 1: Stop signal, Jump to Opposite Dead-Time and Wait ......................... 120
12.10PSC Input Mode 2: Stop signal, Execute Opposite Pulse and Wait ................................ 121
AT90PWM81
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