ATMEGA88P-20MUR Atmel, ATMEGA88P-20MUR Datasheet - Page 415

• Manufacturer Part Number: ATMEGA88P-20MUR
• Description: MCU AVR 8KB FLASH 20MHZ 32QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA88P-20MUR

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 23
• Program Memory Size: 8KB (4K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

8025L–AVR–7/10
13 I/O-Ports .................................................................................................. 73
14 8-bit Timer/Counter0 with PWM ............................................................ 92
15 16-bit Timer/Counter1 with PWM ........................................................ 111
16 Timer/Counter0 and Timer/Counter1 Prescalers .............................. 139
17 8-bit Timer/Counter2 with PWM and Asynchronous Operation ...... 142
13.1Overview ...............................................................................................................73
13.2Ports as General Digital I/O ...................................................................................74
13.3Alternate Port Functions ........................................................................................78
13.4Register Description ..............................................................................................90
14.1Features ................................................................................................................92
14.2Overview ...............................................................................................................92
14.3Timer/Counter Clock Sources ...............................................................................94
14.4Counter Unit ..........................................................................................................94
14.5Output Compare Unit ............................................................................................95
14.6Compare Match Output Unit ..................................................................................96
14.7Modes of Operation ...............................................................................................97
14.8Timer/Counter Timing Diagrams .........................................................................102
14.9Register Description ............................................................................................104
15.1Features ..............................................................................................................111
15.2Overview .............................................................................................................111
15.3Accessing 16-bit Registers ..................................................................................113
15.4Timer/Counter Clock Sources .............................................................................116
15.5Counter Unit ........................................................................................................117
15.6Input Capture Unit ...............................................................................................118
15.7Output Compare Units .........................................................................................120
15.8Compare Match Output Unit ................................................................................122
15.9Modes of Operation .............................................................................................123
15.10Timer/Counter Timing Diagrams .......................................................................130
15.11Register Description ..........................................................................................132
16.1Internal Clock Source ..........................................................................................139
16.2Prescaler Reset ...................................................................................................139
16.3External Clock Source .........................................................................................139
16.4Register Description ............................................................................................141
17.1Features ..............................................................................................................142
17.2Overview .............................................................................................................142
ATmega48P/88P/168P
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