NanoSAMD21
NanoSAMD21 Microcontroller Module based on ARM Cortex M0 SAMD21 microcontroller (AtmelŪ)
Key Features
- SAMD21J17A (128kB Flash Memory, 16kB SRAM)
- Cortex Debug Connector (10pin), Serial Wire Debug Interface (SWD), pin-compatible to SWD interface of AtmelŪ-ICE Programmer
- Power Switch TPS2113APW (typ. 84mOhm on-resistance)
- Power supply configuration: External 5V Power Supply connected to P2-1 Pin or USB VBUS
- On board LDO voltage regulator 3,3V
- Micro USB-Connector
- USB section ESD and EMI protected (Filters and Suppressor diode array: VBUS, D+, D-)
- USB Detection Resistor Divider connected to PA12
- User-Key Reset the microcontroller
- User-Key connected to PA13
- User-LED connected to PB30
- C-L filter connected to VDDANA pin, decoupling capacitors connected to VCC path
- Microcontroller IO pins are routed to pinheader connector pads P1 and P2 (2 x 13-pin 2-row, contact spacing 2,54mm, module fits on 2,54mm perfboard)
- Quartz 12MHz connected to XTAL pins
- Quartz 32,768kHz connected to XTAL32 pins
- Pcb dimensions 38mm x 44mm, maximum module high of 6,1mm
- Pcb technology: FR4, two layers, solder resist, surface immersion gold, RoHS
Links:
SAM D ARM Cortex-M0+ Microcontrollers (Atmel Website)
