Peripherals - Microchip Technology AVR-IoT Wx Hardware User's Manual

Figure 4-4. V
CC
The 5V supply to the mikroBUS socket is connected by default. To remove 5V to the socket, desolder the 0-ohm
resistor (0402) below the 5V text, as shown in the figure below.
Figure 4-5. mikroBUS
4.4

Peripherals

4.4.1 ATmega4808
Microchip ATmega4808 is a microcontroller featuring the AVR
20 MHz and with up to 48 KB Flash, 6 KB SRAM and 256 bytes of EEPROM in 28- and 32-pin packages. The series
uses the latest Core Independent Peripherals (CIPs) with low-power features, including event system, intelligent
analog and advanced peripherals.
™
4.4.2 mikroBUS Socket
AVR-IoT Wx features a mikroBUS socket for expanding the functionality of the development board using
MikroElektronika Click Boards and other mikroBUS add-on boards. The socket is populated with two 1x8 2.54 mm
pitch female headers and is ready to mount add-on boards.
Table 4-5. mikroBUS
™
mikroBUS Socket Pin
AN
RST
CS
SCK
MISO
MOSI
+3.3V
GND
PWM
©
2020 Microchip Technology Inc.
Cut-Straps
™
5V Footprint
™
Socket Pinout
ATmega4808 Pin
PD7
PA0
PC3
PA6
PA5
PA4
V
DD
GND
PD4
AVR-IoT Wx Hardware User Guide
®
processor with hardware multiplier - running at up to
Function
ADC AIN7
GPIO
GPIO
SPI0 SCK
SPI0 MISO
SPI0 MOSI
VCC_TARGET, 3.3V
supply
Ground
TCA0 WO4
User Guide
Hardware User Guide
Shared Functionality
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WINC1510 SPI
WINC1510 SPI
WINC1510 SPI
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DS50002805B-page 16