ATSAMD21-XPRO vs ATSAMR21-XPRO Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng ATSAMD21-XPRO sa pamamagitan ng Microchip Technology at ATSAMR21-XPRO sa pamamagitan ng Microchip Technology. Ikinahambing ang mga pangunahing paglalarawan, mga tama ng elektriko, paakay, kalagayan ng buhay, presyo, at pagkakaroon upang makita ang pinakamahusay na komponente para sa iyong mga kinakailangang pang disenyo.
Microchip Technology
ATSAMD21-XPRO - SAM D21 Xplained Pro ARM Cortex-M0+ Eval Board
ATSAMD21-XPRO ✓ NakahandaMicrochip Technology
ATSAMR21-XPRO - ATSAMR21G18A 802.15.4 2.4GHz Eval Kit | Microchip
ATSAMR21-XPRO ✓ NakahandaPagsanggunian na paghahambing
| Parametro | ATSAMD21-XPRO | ATSAMR21-XPRO |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Kategorya | Development Boards | Development Boards |
| Katayuan ng Lifecycle | Aktibo | Aktibo |
| Product Type | Evaluation Board (Xplained Pro) | Evaluation Kit / Development Board |
| Target MCU | ATSAMD21J18A | — |
| Core Processor | ARM Cortex-M0+ 32-bit | — |
| CPU Max Frequency | 48 MHz | — |
| Flash Memory (on-chip) | 256 KB | — |
| SRAM | 32 KB | — |
| On-board SPI Flash | 1 MB | — |
| Low-frequency Crystal | 32.768 kHz | — |
| High-frequency Crystal | 12 MHz | — |
| Debug Interface | nEDBG (CMSIS-DAP) on-board | On-board EDBG (USB to SWD + VCOM + DGI) |
| USB Connectors | 1x Micro-B (debug/CDC), 1x Micro-B (target) | — |
| Extension Headers | 3x 20-pin Xplained Pro (compatible with I/O1, OLED1, QT1, PROTO1) | — |
| User Inputs | 1x mechanical reset button, 1x user touch button | — |
| User Outputs | 1x user LED | — |
| Arduino-compatible Headers | Yes (subset of ATSAMD21J18A I/O) | — |
| Operating Voltage (target) | 3.3 V | — |
| Board Power Source | USB Micro-B | — |
| Supported IDEs | MPLAB X IDE, Atmel Studio 7, Atmel START | — |
| Tindminan RoHS | Compliant | Compliant |
| Form Factor | Xplained Pro standard (approx 88 mm x 53 mm) | Xplained Pro (compatible with Xplained Pro extensions) |
| On-board MCU | — | ATSAMR21G18A |
| Core Architecture | — | ARM Cortex-M0+ 32-bit |
| Operating Frequency | — | Up to 48 MHz |
| Program Memory | — | 256 KB Flash |
| RAM | — | 32 KB SRAM |
| RF Frequency Band | — | 2.4 GHz ISM |
| RF Standard | — | IEEE 802.15.4 / Zigbee / 6LoWPAN |
| Modulation | — | O-QPSK (per IEEE 802.15.4 PHY) |
| RF Link Budget | — | 103 dB |
| MCU Package | — | 64-pin QFN |
| On-board Antenna | — | Integrated 2.4 GHz ceramic chip antenna |
| Host Interface | — | USB Micro-B |
| Supported Software | — | Atmel Studio, Microchip Studio, ASF, BitCloud Zigbee PRO, IEEE 802.15.4 MAC |
| Lead-Free | — | Yes |