Raspberry Pi 4 ื‘ืึธืจื“ ื‘ืึทืงืขื ืขื 

ื“ืจื™ื™ ืื•ืŸ ืึท ื”ืึทืœื‘ ื™ืึธืจ ื ืึธืš ืฉืึทืคื•ื ื’ Raspberry Pi 3 Raspberry Pi Foundation ื“ืขืจืœืื ื’ื˜ ื ื™ื™ึท ื“ื•ืจื•ืช ืคื•ืŸ ื‘ืึธืจื“ื– Raspberry Pi 4. ืžืึธื“ืขืœ "ื‘" ืื™ื– ืฉื•ื™ืŸ ื‘ื ื™ืžืฆื ืคึฟืึทืจ ืกื“ืจ, ื™ืงื•ื•ื™ืคึผื˜ ื“ื™ ื ื™ื™ึทืข SoC BCM2711, ื•ื•ืึธืก ืื™ื– ืึท ื’ืึธืจ ืจื™ื“ื™ื–ื™ื™ื ื“ ื•ื•ืขืจืกื™ืข ืคื•ืŸ โ€‹โ€‹โ€‹โ€‹ื“ื™ ืคืจื™ืขืจ ื’ืขื•ื•ื™ื™ื ื˜ BCM283X ืฉืคึผืึธืŸ, ื’ืขืฉืืคืŸ ืžื™ื˜ ื“ื™ 28nm ืคึผืจืึธืฆืขืก ื˜ืขื›ื ืึธืœืึธื’ื™ืข. ื“ืขืจ ืคึผืจื™ื™ึทื– ืคื•ืŸ ื“ื™ ื‘ืจืขื˜ ืื™ื– ืคืืจื‘ืœื™ื‘ืŸ ืึทื ื˜ืฉื™ื™ื ื“ื–ืฉื“ ืื•ืŸ ืื™ื– ื ืึธืš 35 ื™ื•. ืขืก. ื“ืึธืœืœืึทืจืก.

ื“ื™ SoC ื ืึธืš ื™ื ืงืœื•ื“ื– ืคื™ืจ 64-ื‘ื™ืกืœ ARMv8 ืงืึธืจืขืก ืื•ืŸ ืœื•ื™ืคื˜ ื‘ืœื•ื™ื– ืžื™ื˜ ืึท ื‘ื™ืกืœ ื’ืขื•ื•ืืงืกืŸ ืึธืคื˜ืงื™ื™ึทื˜ (1.5GHz ืึทื ืฉื˜ืึธื˜ ืคื•ืŸ 1.4GHz). ืื™ืŸ ื“ืขืจ ื–ืขืœื‘ื™ืงืขืจ ืฆื™ื™ื˜, ืึท ืขื ื“ืขืจื•ื ื’ ืื™ืŸ ื“ื™ ื˜ืขื›ื ื™ืฉ ืคึผืจืึธืฆืขืก ื’ืขืžืื›ื˜ ืขืก ืžืขื’ืœืขืš ืฆื• ืคืึทืจื‘ื™ื™ึทื˜ืŸ ื“ื™ Cortex-A53 ืžื™ื˜ ืึท ื”ืขื›ืขืจ ืคืึธืจืฉื˜ืขืœื•ื ื’ Cortex-A72 ื”ืึทืจืฅ, ื•ื•ืึธืก ื”ืื˜ ื“ื™ ืคืึธืจืฉื˜ืขืœื•ื ื’ ืฆื• ืึท ื ื™ื™ึทืข ืžื“ืจื’ื”. ืึทื“ื™ืฉื ืึทืœ, ืึท ื™ื‘ืขืจื’ืึทื ื’ ืื™ื– ื’ืขืžืื›ื˜ ืฆื• ื“ื™ ื ื•ืฆืŸ ืคื•ืŸ LPDDR4 ื–ื›ึผืจื•ืŸ, ื•ื•ืึธืก, ืงืึทืžืคึผืขืจื“ ืžื™ื˜ ื“ื™ ืคืจื™ืขืจ ื’ืขื•ื•ื™ื™ื ื˜ LPDDR2 ื–ื›ึผืจื•ืŸ, ื’ื™ื˜ ืึท ื˜ืจื™ืคืึธื•ืœื“ ืคืึทืจื’ืจืขืกืขืจืŸ ืื™ืŸ ื‘ืึทื ื“ื•ื•ื™ื“ื˜. ื•ื•ื™ ืึท ืจืขื–ื•ืœื˜ืึทื˜, ืื™ืŸ ืคืึธืจืฉื˜ืขืœื•ื ื’ ื˜ืขืกืฅ, ื“ื™ ื ื™ื™ึท ื‘ืจืขื˜ ืึทื•ื˜ืคึผืขืจืคืึธืจืžื– ื“ื™ ืคืจื™ืขืจื“ื™ืงืข Raspberry Pi 3B + ืžืึธื“ืขืœ ืžื™ื˜ 2-4 ืžืืœ.

ืื ื“ืขืจืข ื‘ืึทื˜ื™ื™ื˜ื™ืง ื“ื™ืคืขืจืึทื ืกื™ื– ืึทืจื™ื™ึทื ื ืขืžืขืŸ ื“ื™ ื™ื ืงืœื•ื–ืฉืึทืŸ ืคื•ืŸ ืึท ืคึผืกื™ ืขืงืกืคึผืจืขืกืก ืงืึทื ื˜ืจืึธื•ืœืขืจ, ืฆื•ื•ื™ื™ ื•ืกื‘ 3.0 ืคึผืึธืจืฅ (ืคึผืœื•ืก ืฆื•ื•ื™ื™ ื•ืกื‘ 2.0 ืคึผืึธืจืฅ) ืื•ืŸ ืฆื•ื•ื™ื™ ืžื™ืงืจืึธ ื”ื“ืžื™ ืคึผืึธืจืฅ (ืคืจื™ืขืจ ืึท ืคื•ืœ-ื’ืจื™ื™ืก ื”ื“ืžื™ ืื™ื– ื’ืขื ื™ืฆื˜), ืึทืœืึทื•ื™ื ื’ ืื™ืจ ืฆื• ื•ื•ื™ื™ึทื–ืŸ ื‘ื™ืœื“ืขืจ ืื•ื™ืฃ ืฆื•ื•ื™ื™ ืžืึธื ื™ื˜ืึธืจืก ืžื™ื˜ 4 ืง ืงื•ื•ืึทืœื™ื˜ืขื˜ . ื“ื™ VideoCore VI ื’ืจืึทืคื™ืงืก ืึทืงืกืขืœืขืจืึทื˜ืึธืจ ืื™ื– ื‘ืื˜ื™ื™ื˜ื™ืง ื“ืขืจื”ื™ื™ึทื ื˜ื™ืงื˜, ื•ื•ืึธืก ืฉื˜ื™ืฆื˜ OpenGL ES 3.0 ืื•ืŸ ืื™ื– ื˜ื•ื™ื’ืขื•ื•ื“ื™ืง ืคื•ืŸ ื“ื™ืงืึธื•ื“ื™ื ื’ H.265 ื•ื•ื™ื“ืขื ืžื™ื˜ 4Kp60 ืงื•ื•ืึทืœื™ื˜ืขื˜ (ืึธื“ืขืจ 4Kp30 ืื•ื™ืฃ ืฆื•ื•ื™ื™ ืžืึธื ื™ื˜ืึธืจืก). ืžืึทื›ื˜ ืงืขื ืขืŸ ื–ื™ื™ืŸ ืกืึทืคึผืœื™ื™ื“ ื“ื•ืจืš ื•ืกื‘-C (ืคืจื™ืขืจ ื•ืกื‘ ืžื™ืงืจืึธ-ื‘), ื“ื•ืจืš GPIO ืึธื“ืขืจ ื“ื•ืจืš ืึทืŸ ืึทืคึผืฉืึทื ืึทืœ ืžืึธื“ื•ืœืข PoE HAT (ืžืึทื›ื˜ ืื™ื‘ืขืจ ืขื˜ื”ืขืจื ืขื˜).

ื“ืขืจืฆื•, ื“ื™ ืœืึทื ื’-ืฉื˜ื™ื™ืขื ื“ื™ืง ืคึผืจืึธื‘ืœืขื ืžื™ื˜ ื ื™ื˜ ื’ืขื ื•ื’ื™ืง ื‘ืึทืจืึทืŸ ืื™ื– ืกืึทืœื•ื•ื“ - ื“ื™ ื‘ืจืขื˜ ืื™ื– ืื™ืฆื˜ ื’ืขืคึฟื™ื ื˜ ืื™ืŸ ื•ื•ืขืจืกื™ืขืก ืžื™ื˜ 1, 2 ืื•ืŸ 4 ื’ื™ื’ืื‘ื™ื™ื˜ ืคื•ืŸ ื‘ืึทืจืึทืŸ (ืงืึธืกื˜ื™ื ื’ ืจื™ืกืคึผืขืงื˜ื™ื•ื•ืœื™ $ 35, $ โ€‹โ€‹45 ืื•ืŸ $ 55), ื•ื•ืึธืก ืžืื›ื˜ ื“ื™ ื ื™ื™ึท ื‘ืจืขื˜ ืึท ืคึผืึทืกื™ืง ืœื™ื™ื–ื•ื ื’ ืคึฟืึทืจ ืงืจื™ื™ื™ื˜ื™ื ื’ ื•ื•ืขืจืงืกื˜ื™ื™ืฉืึทื ื–, ื’ื™ื™ืžื™ื ื’ ืคึผืœืึทื˜ืคืึธืจืžืก ืื•ืŸ ืกืขืจื•ื•ืขืจืก, ื’ื™ื™ื˜ื•ื•ื™ื™ื– ืคึฟืึทืจ ืกืžืึทืจื˜ ื”ืึธืžืขืก, ืจืึธื‘ืึธื˜ ืงืึธื ื˜ืจืึธืœ ื•ื ื™ืฅ ืื•ืŸ ืžืึธื“ืขืจืŸ ืžื•ืœื˜ื™ืžืขื“ื™ืึท ืกื™ืกื˜ืขืžืขืŸ.

ื“ื™ Gigabit Ethernet ืงืึธื ื˜ืจืึธืœืœืขืจ ืื™ื– ื™ืžืคึผืจื•ื•ื•ื“, ื•ื•ืึธืก ืื™ื– ืื™ืฆื˜ ืงืึธื ื ืขืงื˜ืขื“ ืฆื• ื“ื™ SoC ื“ื•ืจืš ืึท ื‘ืึทื–ื•ื ื“ืขืจ RGMII ื•ื™ื˜ืึธื‘ื•ืก, ื•ื•ืึธืก ืึทืœืึทื•ื– ืขืก ืฆื• ื“ืขืจื’ืจื™ื™ื›ืŸ ืคื•ืœ ื“ืขืจืงืœืขืจื˜ ืคืึธืจืฉื˜ืขืœื•ื ื’. ื•ืกื‘ ืื™ื– ืื™ืฆื˜ ื™ืžืคึผืœืึทืžืขื ืึทื“ ื“ื•ืจืš ืึท ื‘ืึทื–ื•ื ื“ืขืจ VLI ืงืึทื ื˜ืจืึธื•ืœืขืจ ืคืืจื‘ื•ื ื“ืŸ ื“ื•ืจืš PCI Express ืื•ืŸ ืคึผืจืึทื•ื•ื™ื™ื“ื™ื ื’ ืึท ื’ืึทื ืฅ ื˜ืจื•ืคึผื•ื˜ ืคื•ืŸ 4Gbps. ื•ื•ื™ ืคืจื™ืขืจ, ื“ื™ ื‘ืจืขื˜ ืื™ื– ื™ืงื•ื•ื™ืคึผื˜ ืžื™ื˜ 40 GPIO ืคึผืึธืจืฅ, DSI (ืคืึทืจื‘ื™ื ื“ืŸ ืคืึทืจืฉื˜ืขืœืŸ ืคึฟืึทืจื‘ื™ื ื“ื•ื ื’), CSI (ืึทืคึผืึทืจืึทื˜ ืงืฉืจ) ืื•ืŸ ืึท ื•ื•ื™ื™ืจืœื™ืก ืฉืคึผืึธืŸ ื•ื•ืึธืก ืฉื˜ื™ืฆื˜ ื“ื™ 802.11ac ื ืึธืจืžืึทืœ, ืึธืคึผืขืจืึทืฆื™ืข ื‘ื™ื™ 2.4 ื’ื”ื– ืื•ืŸ 5 ื’ื”ื– ืคืจื™ืงื•ื•ืึทื ืกื™ื– ืื•ืŸ ื‘ืœื•ืขื˜ืึธืึธื˜ื” 5.0.

Raspberry Pi 4 ื‘ืึธืจื“ ื‘ืึทืงืขื ืขื 

ืื™ืŸ ื“ืขืจ ื–ืขืœื‘ื™ืงืขืจ ืฆื™ื™ื˜, ืึท ื ื™ื™ึทืข ืžืขืœื“ื•ื ื’ ืคื•ืŸ ื“ื™ ืคืึทืจืฉืคึผืจื™ื™ื˜ื•ื ื’ ืื™ื– ืืจื•ื™ืก Raspbian, ื•ื•ืึธืก ื’ื™ื˜ ืคื•ืœ ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ Raspberry Pi 4. ื“ื™ ืžืขืœื“ื•ื ื’ ืื™ื– ืื•ื™ืš ื ืึธื•ื˜ืึทื‘ืึทืœ ืคึฟืึทืจ ื“ื™ ื™ื‘ืขืจื’ืึทื ื’ ืฆื• ื“ื™ ื“ืขื‘ื™ืึทืŸ 10 "ื‘ื•ืกื˜ืขืจ" ืคึผืขืงืœ ื‘ืึทื–ืข (ืคืจื™ืขืจ ื“ืขื‘ื™ืึทืŸ 9), ืึท ื‘ืึทื˜ื™ื™ื˜ื™ืง ืจื™ื“ื™ื–ื™ื™ืŸ ืคื•ืŸ ื“ื™ ื‘ืึทื ื™ืฆืขืจ ืฆื•ื‘ื™ื ื“ ืื•ืŸ ื“ื™ ื™ื ืงืœื•ื–ืฉืึทืŸ ืคื•ืŸ ืึท ื ื™ื™ึทืข Mesa V3D ืฉืึธืคืขืจ ืžื™ื˜ ื‘ืื˜ื™ื™ื˜ื™ืง ื™ืžืคึผืจื•ื•ื•ื“ 3 ื“ ืฉื˜ื™ืฆืŸ (ืึทืจื™ื™ึทื ื’ืขืจืขื›ื ื˜ ืคึฟืึทืจ ืฆื•ื˜ืจื™ื˜ ืฆื• OpenGL ืฆื• ืคืึทืจื’ื™ื›ืขืจืŸ ื“ืขื ื‘ืœืขื˜ืขืจืขืจ). ืฆื•ื•ื™ื™ ืึทืกืขืžื‘ืœื™ื– ื–ืขื ืขืŸ ืฆื•ื’ืขื’ืจื™ื™ื˜ ืคึฟืึทืจ ื“ืึทื•ื ืœืึธื•ื“ื™ื ื’ - ืึท ืคืึทืจืงื™ืจืฆื˜ ืื™ื™ื ืขืจ (406 MB) ืคึฟืึทืจ ืกืขืจื•ื•ืขืจ ืกื™ืกื˜ืขืžืขืŸ ืื•ืŸ ื’ืึทื ืฅ (1.1 GB), ืกืึทืคึผืœื™ื™ื“ ืžื™ื˜ ื“ื™ ื‘ืึทื ื™ืฆืขืจ ืกื•ื•ื™ื•ื•ืข ืคึผื™ืงืกืขืœ (ืึท ื’ืึธืคึผืœ ืคื•ืŸ LXDE). ืฆื• ื™ื ืกื˜ืึทืœื™ืจืŸ ืคึฟื•ืŸ ืจื™ืคึผืึทื–ืึทื˜ืึธืจื™ื– ืขืก ื–ืขื ืขืŸ ื‘ื ื™ืžืฆื ื•ื•ืขื’ืŸ 35 ื˜ื•ื™ื–ื ื˜ ืคึผืึทืงืึทื“ื–ืฉืึทื–.

Raspberry Pi 4 ื‘ืึธืจื“ ื‘ืึทืงืขื ืขื 

ืžืงื•ืจ: opennet.ru

ืœื™ื™ื’ืŸ ืึท ื‘ืึทืžืขืจืงื•ื ื’