Cisco MT0 Hardware afisona iṣeto ni olumulo Afowoyi

Awọn akoonu tọju

1 Cisco MT0 Hardware afisona iṣeto ni

2 Awọn ẹya ara ẹrọ

3 Hardware Integration

4 Gbólóhùn Ibamu FCC

5 Awọn iwe aṣẹ / Awọn orisun

5.1 Awọn itọkasi

6 jẹmọ Posts

Cisco MT0 Hardware afisona iṣeto ni

Awọn ẹya ara ẹrọ

Bluetooth 5, JEEE 802.15.4-2006, transceiver 2.4 GHz

95 dBm ifamọ ni 1 Mbps Bluetooth ipo agbara kekere
Ifamọ 103 dBm ni ipo agbara kekere Bluetooth 125 kbps (iwọn gigun)

20 si +8 dBm TX agbara, atunto ni awọn igbesẹ 4 dB
Ni ibaramu lori afẹfẹ pẹlu nRF52, nRF51, nRF24L, ati nRF24AP Series

Awọn oṣuwọn data atilẹyin:
- Bluetooth 5-2 Mbps, 1 Mbps, 500 kbps, ati 125 kbps
- IEEE 802.15.4-2006 250 kbps
- Ohun-ini 2.4 GHz -2 Mbps, 1 Mbps

Ijade eriali ti o pari ẹyọkan (lori-chip balun)
128-bit AES/ECB/CCM/AAR cO-prosessor (ìsekóòdù soso lori-fly)

4.8 mA tente oke lọwọlọwọ ni TX (0 dBm)
4.6 mA tente oke lọwọlọwọ ni RX

RSSI (ipinnu 1 dB)

ARM kotesi -M4 32-bit isise pẹlu FPU, 64 MHz

212 EEMBC CoreMark Dimegilio nṣiṣẹ lati filasi iranti
52 A/MHz nṣiṣẹ CoreMark lati iranti filasi

Wiwo ati awọn modulu yokokoro wa kakiri (DWT, ETM, ati ITM)
Ṣiṣe aṣiṣe okun waya ni tẹlentẹle (SWD)

Ọlọrọ ṣeto ti awọn ẹya aabo

ARM TrustZone Cryptocell 310 aabo subsystem

NIST SP800-90A ati SP800-908 olupilẹṣẹ nọmba ID
AES-128-ECB, CBC, CMAC/CBC-MAC, CTR, CCM/CCM

Chacha20/Poly1305 AEAD n ṣe atilẹyin iwọn bọtini 128- ati 256-bit
SHA-1, SHA-2 to 256 die-die

Koodu ifitonileti ifiranšẹ Keyed-hash (HMAC)
RSA to iwọn bọtini 2048-bit

SRP to iwọn bọtini 3072-bit
Atilẹyin ECC fun awọn iwo ti a lo julọ, pẹlu P-256 (sec256r1) ati

Ed25519/Epo25519
Isakoso bọtini ohun elo nipa lilo awoṣe bọtini ti ari

Secure bata setan

Akojọ iṣakoso iwọle filasi (ACL)
Gbongbo-ti-igbekele (RoT)
Išakoso yokokoro ati iṣeto ni
Idaabobo ibudo wiwọle (CTRL-AP)

Nu nu

Rọ agbara isakoso

1.7 V to 5.5 V ipese voltage ibiti
- Lori-chip DC/DC ati awọn olutọsọna LDO pẹlu adaṣe kekere awọn ipo lọwọlọwọ
1.8 V to 3.3 V ipese ofin fun ita irinše
Aládàáṣiṣẹ agbeegbe agbara isakoso
Yara ji-soke lilo 64 MHz ti abẹnu oscillator
0.4 A ni 3V ni System PA mode, ko si idaduro Ramu
1.5 uA ni 3V ni System ON mode, ko si idaduro Ramu, ji lori RTC

1 MB filasi ati 256 k8 Ramu

To ti ni ilọsiwaju on-chip atọkun

USB 2.0 ni kikun iyara (12 Mbps) adarí

QSPI 32 MHz ni wiwo
Ga-iyara 32 MHz SPI
Iru 2 ibaraẹnisọrọ aaye nitosi (NFC-A) tag pẹlu ji-lori aaye
- Fọwọkan-si-bata atilẹyin
Asopọmọra agbeegbe eto (PPI)
48 gbogboogbo-idi 1/0 pinni

EasyDMA aládàáṣiṣẹ data gbigbe laarin iranti ati awọn pẹẹpẹẹpẹ
Nordic SoftDevice ṣetan pẹlu atilẹyin fun multiprotocol nigbakanna
12-bit, 200 ksps ADC-8 awọn ikanni atunto pẹlu ere siseto

64 ipele comparator
Ifiwera agbara kekere ipele 15 pẹlu ji dide lati ipo PA Eto
lemperature sensọ

4x mẹrin ikanni polusi iwọn modulator (PWM) kuro pẹlu EasyDMA
Awọn agbeegbe ohun – 1’s, wiwo gbohungbohun oni-nọmba (PDM)
Aago 5x 32-bit pẹlu ipo counter

Titi di 4x SPI titunto si / 3x SPI ẹrú pẹlu EasyDMA
Titi di 2x 1fC titunto si / ẹrú meji-waya ibaramu
2x UART (CTS / RTS) Pẹlu EasyDMA

Oluyipada Quadrature (QDEC)
3x counter-akoko gidi (RTC)
Nikan gara isẹ
Package aba
- aQFN 73 package, 7 x 7 mm
- Apo QFN48, 6 x 6 mm
- WICSP nackage 3 544 y 3 607 mm

Hardware Integration

MT0, chipset orisun Nordic, yoo ṣepọ sinu igbimọ agbalejo ni ibamu si awọn pato wọnyi ninu itọsọna yii: https://infocenter.nordicsemi.com/pdf/nRF52840_PS_v1.7.pdf *jọwọ ṣabẹwo nordicsemi.com fun lọwọlọwọ julọ. ni pato ati Integration ilana.

Pin Awọn iṣẹ iyansilẹ
Ẹrọ nRF52840 n pese irọrun nipa ipa-ọna pin GPIO ati iṣeto ni. Sibẹsibẹ, diẹ ninu awọn pinni ni awọn idiwọn tabi awọn iṣeduro fun awọn atunto pin ati awọn lilo.

Gbólóhùn Ibamu FCC

Ẹrọ yii ni ibamu pẹlu apakan 15 ti awọn ofin FCC. Isẹ jẹ koko-ọrọ si awọn ipo meji wọnyi: (1) Yiyọ kuro le ma fa kikọlu ipalara, ati (2) ẹrọ yii gbọdọ gba kikọlu eyikeyi ti o gba, pẹlu kikọlu ti o le fa iṣẹ ti ko fẹ.

Ti ni idanwo ohun elo yii ati rii pe o ni ibamu pẹlu awọn opin fun ẹrọ oni nọmba Kilasi B, ni ibamu si apakan 15 ti Awọn ofin FCC. Awọn idiwọn wọnyi jẹ apẹrẹ lati pese aabo to peye lodi si kikọlu ipalara ninu fifi sori ibugbe. Awọn ohun elo yi ṣe ipilẹṣẹ, lilo ati pe o le tan agbara ipo igbohunsafẹfẹ redio ati, ti ko ba fi sii ati lo ni ibarẹ pẹlu awọn ilana, o le fa kikọlu ipalara si awọn ibaraẹnisọrọ redio. Sibẹsibẹ, ko si iṣeduro pe kikọlu kii yoo waye ni fifi sori ẹrọ kan pato. Ti ẹrọ yii ba fa kikọlu ipalara si redio tabi gbigba tẹlifisiọnu, eyiti o le pinnu nipasẹ titan ohun elo si titan, olumulo ni iwuri lati ṣatunṣe kikọlu nipasẹ ọkan ninu awọn iwọn atẹle:

Reorient tabi tun eriali gbigba pada.
Mu iyatọ pọ si laarin ẹrọ ati olugba.
So awọn ẹrọ sinu ohun iṣan lori kan Circuit yatọ si lati eyi ti awọn olugba ti wa ni ti sopọ.

Kan si alagbawo oniṣowo tabi redio ti o ni iriri / onimọ-ẹrọ TV fun iranlọwọ.

FCC Išọra
Eyikeyi iyipada tabi awọn iyipada ti Meraki ko fọwọsi ni pato le sọ aṣẹ olumulo di ofo lati ṣiṣẹ ohun elo yii. Atagba yii ko gbọdọ wa ni ipo tabi ṣiṣẹ ni apapo pẹlu eyikeyi eriali miiran tabi atagba.

Gbólóhùn Ifihan Radiation FCC
Ohun elo yii ni ibamu pẹlu awọn opin ifihan itankalẹ FCC ti a ṣeto siwaju fun agbegbe ti a ko ṣakoso. Ohun elo yii yẹ ki o fi sori ẹrọ ati ṣiṣẹ pẹlu aaye to kere ju 20 cm laarin imooru ati ara rẹ. Atagba yii ko gbọdọ wa ni ipo tabi ṣiṣẹ ni apapo pẹlu eyikeyi eriali miiran tabi atagba.

Industry Canada Gbólóhùn
Ẹrọ yii ni ibamu pẹlu RSS -247 ti Awọn ofin Ile-iṣẹ Canada. Iṣiṣẹ jẹ koko-ọrọ si awọn ipo meji wọnyi:

Ẹrọ yii le ma fa kikọlu ipalara, ati
Ẹrọ yii gbọdọ gba kikọlu eyikeyi ti o gba, pẹlu kikọlu ti o le fa isẹ ti ko fẹ.

Industry Canada Radiation ifihan Gbólóhùn
Ohun elo yii ni ibamu pẹlu awọn opin ifihan itọka IC ti a ṣeto fun agbegbe ti a ko ṣakoso. Ohun elo yii yẹ ki o fi sori ẹrọ ati ṣiṣẹ pẹlu aaye to kere ju 20 cm laarin imooru & ara rẹ.