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o7-machinehum
| Reference | Value | Description |
|---|---|---|
| U1 | STM32F042C6Ux | STMicroelectronics Arm Cortex-M0 MCU, 32KB flash, 6KB RAM, 48 MHz, 2.0-3.6V, 38 GPIO, UFQFPN48 |
| U3 | USB2514B_Bi | USB 2.0 Hi-Speed Hub Controller |
| U4 | MIC2026-1xM | Dual-channel, high side, power distribution switch, 2.7V-5.5V, Active High Output, SOIC-8 |
| U5,U6,U12,U101 | USBLC6-2SC6 | Very low capacitance ESD protection diode, 2 data-line, SOT-23-6 |
| U7 | AOZ1280CI | 1.2 A Simple Buck Regulator, 3-26V input, 1.5Mhz |
| U11 | TPSGM7227YUWQ10G | |
| U15 | AP3032 | |
| U201 | A523 | Allwinner A523, octa-core Cortex-A55 SoC, FCCSP-522, 15x15mm, 0.5mm pitch |
| U301 | NT6AN512T32AV-J2 | Nanya 16Gb (2GB) LPDDR4, dual die, 2 x 16-bit channels, FBGA-200 |
| U501 | AXP717C | X-Powers AXP717C PMIC; specify A523 factory configuration |
| U502 | AXP323 | X-Powers AXP323 PMIC; specify A523 factory configuration |
| U701 | RTL8723DS | |
| U801 | AP3036B | |
| U901 | TPS61230DRCR | High Efficiency Synchronous Step Up Converters with 5-A Switches, 2.3-5.5V Input Voltage, VSON-10 |
| BT1 | Protected 18650 / 1S Li-ion | |
| C6,C8-C11,C13-C16,C23,C27,C31,C33,C102,C121,C202,C204,C209,C226,C245,C254,C255,C257,C261,C263-C272,C283,C309,C318,C401,C507,C510,C704,C705,C901,C923 | 100nF | Unpolarized capacitor, small symbol |
| C7,C30,C44,C203,C224,C234,C508,C509,C511-C513,C520-C522,C552,C801 | 1uF | Unpolarized capacitor,Unpolarized capacitor, small symbol |
| C12,C506,C517 | 4.7uF | Unpolarized capacitor, small symbol |
| C28,C29 | 10pF | Unpolarized capacitor, small symbol |
| C32,C262,C310,C501,C505,C543-C545,C703,C920 | 10uF | Unpolarized capacitor,Unpolarized capacitor, small symbol |
| C103,C205,C208,C220,C221,C230,C231,C240,C502-C504,C514-C516,C910,C912-C914,C922 | 22uF | Unpolarized capacitor, small symbol |
| C201,C206,C207,C210-C212,C222,C223,C225,C232,C233,C235,C241-C244,C256,C277-C281,C284,C301-C308,C311-C317,C525,C526,C528,C531,C533,C535,C540-C542,C549-C551 | 2.2uF | Unpolarized capacitor, small symbol |
| C250,C251 | 18pF | Unpolarized capacitor, small symbol |
| C258-C260 | 1nF | Unpolarized capacitor, small symbol |
| C273-C276 | 470nF | Unpolarized capacitor, small symbol |
| C701,C702 | DNP | Unpolarized capacitor, small symbol |
| C802 | 0.22uF | Unpolarized capacitor, small symbol |
| C902,C911,C921 | 10nF | Unpolarized capacitor, small symbol |
| D6,D8,D15-D22 | LED | Light emitting diode |
| D13 | 1N5819WS | Schottky diode |
| D901 | MSS2P3 | Schottky diode |
| D902 | Charge status | Light emitting diode |
| F1 | 4A hold | Resettable fuse, polymeric positive temperature coefficient |
| J4,J5 | USB_A | USB Type A connector |
| J8 | USB-C / charge + keyboard | USB 2.0-only 16P Type-C Receptacle connector |
| J101 | USB-C / recovery | USB 2.0-only 16P Type-C Receptacle connector |
| J105 | microSD / boot | Micro SD Card Socket with card detection pins |
| J701 | Antenna | coaxial connector (BNC, SMA, SMB, SMC, Cinch/RCA, LEMO, ...) |
| J801 | Conn_01x20_MountingPin | Generic connectable mounting pin connector, single row, 01x20, script generated (kicad-library-utils/schlib/autogen/connector/) |
| L3 | 6.8uH | Inductor |
| L501-L507 | 1uH | Inductor, small symbol |
| L701 | 120R @100MHz / >=0.6A | Inductor with ferrite core, small symbol |
| L801 | 22uH | Inductor |
| L901 | 1uH / Isat >= 7A | Inductor, small symbol |
| L902 | 2.2uH / Isat >= 2A | Inductor, small symbol |
| NT301 | DRAM sense | Net tie, 2 pins |
| PWR_BUTTON1 | Power | Tactile Switch SPST-NO Side Actuated Edge Mount, Right Angle |
| R2,R33,R204,R205,R901,R902 | 1k | Resistor,Resistor, small symbol |
| R3,R4,R10 | 5.1K | Resistor, small symbol |
| R5 | 1M | Resistor, small symbol |
| R6,R7,R9,R13,R22,R26-R28 | 100K | Resistor,Resistor, small symbol |
| R8 | 12K | Resistor, small symbol |
| R19 | 1K | Resistor, small symbol |
| R23 | 4R7 | Resistor |
| R103,R503,R504,R710-R715,R801 | 10k | Resistor, small symbol |
| R104-R108,R123,R716-R718,R905 | 100k | Resistor, small symbol |
| R121,R122 | 5.1k | Resistor, small symbol |
| R124,R906 | 150k | Resistor, small symbol |
| R201,R703 | 0 | Resistor, small symbol |
| R203,R208 | 33 | Resistor, small symbol |
| R206,R207 | 47k | Resistor, small symbol |
| R209,R210 | 200 / 1% | Resistor, small symbol |
| R211,R213 | 10k / 1% | Resistor, small symbol |
| R212 | 3.9k / 1% | Resistor, small symbol |
| R214 | 2.7k / 1% | Resistor, small symbol |
| R301 | 120 / 1% | Resistor, small symbol |
| R302 | 240 / 1% | Resistor, small symbol |
| R501,R502,R907 | 2.2k | Resistor, small symbol |
| R802 | 5R1 | |
| R903,R904 | 470 | Resistor, small symbol |
| R910 | 402k / 1% | Resistor, small symbol |
| R911 | 100k / 1% | Resistor, small symbol |
| R920 | 49.9k / 1% | Resistor, small symbol |
| R921 | 15.8k / 1% | Resistor, small symbol |
| SW1 | SW_Push | Push button switch, generic, two pins |
| SW101 | FEL | Push button switch, generic, two pins |
| TH901 | 10k @25C / cell-attached NTC | Temperature dependent resistor, negative temperature coefficient |
| Y1 | 24Mhz | Four pin crystal, GND on pins 2 and 4, small symbol |
| Y201 | 24MHz / CL20pF / 20ppm | Four pin crystal, GND on pins 2 and 4 |