ATSAMR21-XPRO vs ATSAMR21ZLL-EK Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng ATSAMR21-XPRO sa pamamagitan ng Microchip Technology at ATSAMR21ZLL-EK 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
ATSAMR21-XPRO - ATSAMR21G18A 802.15.4 2.4GHz Eval Kit | Microchip
ATSAMR21-XPRO ✓ NakahandaMicrochip Technology
ATSAMR21ZLL-EK - SAM R21 802.15.4 2.4GHz Eval Kit | Microchip
ATSAMR21ZLL-EK ✓ NakahandaPagsanggunian na paghahambing
| Parametro | ATSAMR21-XPRO | ATSAMR21ZLL-EK |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Kategorya | Development Boards | Development Boards |
| Katayuan ng Lifecycle | Aktibo | Aktibo |
| Product Type | Evaluation Kit / Development Board | Evaluation Kit / Development Board (Xplained Pro) |
| On-board MCU | ATSAMR21G18A | — |
| Core Architecture | ARM Cortex-M0+ 32-bit | 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 | — |
| Debug Interface | On-board EDBG (USB to SWD + VCOM + DGI) | On-board Embedded Debugger (EDBG) over USB |
| Host Interface | USB Micro-B | — |
| Form Factor | Xplained Pro (compatible with Xplained Pro extensions) | — |
| Supported Software | Atmel Studio, Microchip Studio, ASF, BitCloud Zigbee PRO, IEEE 802.15.4 MAC | — |
| Tindminan RoHS | Compliant | Compliant (per Microchip product page) |
| Lead-Free | Yes | — |
| Target Device | — | ATSAMR21G18A |
| CPU Clock Speed | — | Up to 48 MHz |
| Wireless Protocol | — | IEEE 802.15.4 / ZigBee PRO / ZigBee Green Power |
| Radio Frequency Band | — | 2.4 GHz (2.4 – 2.4835 GHz ISM) |
| On-board Flash | — | 256 KB |
| On-board SRAM | — | 32 KB |
| On-board Transceiver | — | Integrated 2.4 GHz 802.15.4 |
| Antenna Connector | — | SMA footprint (chip antenna on board) |
| Expansion Headers | — | Arduino R3-compatible, mikroBUS |
| Power Supply | — | USB-powered (micro-USB / USB) |
| Operating System Support | — | Windows 7 32/64-bit, Windows XP 32/64-bit |
| IDE Support | — | Atmel Studio / Microchip Studio |
| On-board Indicators | — | RGB PLCC4 LED (PWM-driven, current-sink) |