ATMEGA16U2-16AU Atmel, ATMEGA16U2-16AU Datasheet - Page 306

• Manufacturer Part Number: ATMEGA16U2-16AU
• Description: 8-bit Microcontrollers - MCU 16K Flash
• Manufacturer: Atmel

Specifications of ATMEGA16U2-16AU

• Product Category: 8-bit Microcontrollers - MCU
• Rohs: yes
• Core: AVR
• Data Bus Width: 8 bit
• Program Memory Size: 16 KB
• Data Ram Size: 1.25 KB
• Data Rom Size: 512 B
• Program Memory Type: Flash
• Factory Pack Quantity: 1250

iv
ATmega8U2/16U2/32U2
19 USART in SPI Mode ............................................................................. 176
20 USB Controller ..................................................................................... 185
21 USB Device Operating modes ............................................................ 197
18.2Overview ..............................................................................................................148
18.3Clock Generation .................................................................................................149
18.4Frame Formats ....................................................................................................152
18.5USART Initialization .............................................................................................154
18.6Data Transmission – The USART Transmitter ....................................................155
18.7Data Reception – The USART Receiver .............................................................157
18.8Asynchronous Data Reception ............................................................................161
18.9Multi-processor Communication Mode ................................................................164
18.10Hardware Flow Control ......................................................................................165
18.11Register Description ..........................................................................................167
18.12Examples of Baud Rate Setting .........................................................................171
19.1Features ..............................................................................................................176
19.2Overview ..............................................................................................................176
19.3Clock Generation .................................................................................................176
19.4SPI Data Modes and Timing ................................................................................177
19.5Frame Formats ....................................................................................................178
19.6Data Transfer .......................................................................................................179
19.7Register Description ............................................................................................181
19.8AVR USART MSPIM vs. AVR SPI ......................................................................183
20.1Features ..............................................................................................................185
20.2Overview ..............................................................................................................185
20.3USB Module Powering Options ...........................................................................186
20.4General Operating Modes ...................................................................................189
20.5Power modes .......................................................................................................191
20.6Memory management ..........................................................................................192
20.7PAD suspend .......................................................................................................193
20.8D+/D- Read/write .................................................................................................194
20.9USB Software Operating modes .........................................................................194
20.10Registers Description ........................................................................................195
21.1Overview ..............................................................................................................197
21.2Power-on and reset .............................................................................................197
21.3Endpoint reset .....................................................................................................197
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