en:bpi-r2:hardware
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en:bpi-r2:hardware [2017/12/05 14:06] – frank | en:bpi-r2:hardware [2023/04/16 13:31] – [Hardware] frank | ||
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+ | ====== Hardware ====== | ||
+ | * [[debug-uart|Debug-UART]] | ||
+ | * power-on: hold power-switch 10 seconds, without power-switch: | ||
+ | * solder bridge next to power switch. Can cause problems since poweroff-feature. To fix this blacklist pmic-keys-module or uninstall acpid package see [[https:// | ||
+ | * input 5V to OTG | ||
+ | * poweroff (4.14.53+) needs acpid package for power-button (command works without it) | ||
+ | * http:// | ||
+ | * [[storage|emmc]]: | ||
+ | * emmc on v1.2 is maybe from vendor SEC which needs different pinctrl setting (pu/pd) in uboot to be recognized: [[https:// | ||
+ | * wifi-chip onBoard: MT6625 [[http:// | ||
+ | * Switch-Chip onBoard: MT7530 [[http:// | ||
+ | * [[GPIO]] | ||
+ | |||
+ | |||
+ | {{ : | ||
+ | ===== additional hardware ===== | ||
+ | |||
+ | * Power-supply: | ||
+ | * microSD-card (>=8GB): Sandisk Ultra 32GB | ||
+ | * WLAN-antennas: | ||
+ | * PCIe wifi-card: [[http:// | ||
+ | * case: | ||
+ | * official: [[http:// | ||
+ | * inofficial [[http:// | ||
+ | * heatsinks: | ||
+ | * mt7623: 20x20mm | ||
+ | * mt7530: 14x14mm (like rpi soc) | ||
+ | ===== cables ===== | ||
+ | |||
+ | ==== wifi ==== | ||
+ | |||
+ | * rp-SMA to IPEX/u-FL cable for wifi-antennas | ||
+ | |||
+ | {{: | ||
+ | ==== SATA ==== | ||
+ | |||
+ | * [[https:// | ||
+ | |||
+ | {{: | ||
+ | |||
+ | it works with GND next to power (1+2,3+4). 12V is yellow, 5V is red | ||
+ | |||
+ | both jacks near sata-connector have voltage, also if R2 is " | ||
+ | ==== battery ==== | ||
+ | |||
+ | * < | ||
+ | |||
+ | ===== mount ===== | ||
+ | * wifi mPCIe-card bolted with M2x10 screws and knurled nut + 2 x washers of Polyamid (isolation+protection of the board) | ||
en/bpi-r2/hardware.txt · Last modified: 2023/06/08 17:06 by 127.0.0.1