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mikoto/mikoto.kicad_sch
zhiayang f16bffcc20
rev 7.3
2024-09-08 22:55:02 +08:00

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1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 E D C B A E D C B A Date: Size: A3 Id: / File: blob_66b54e4efa2f5e4d2fa87956a4d58cd8da6253e8_801425473.kicad_sch Sheet: / KiCad E.D.A. eeschema 8.0 Title: Rev: AIN5/P0.29 A10 AIN0/P0.02 A12 P1.15 A14 P1.13 A16 DEC2 A18 P1.10 A20 XC2 A23 AIN7/P0.31 A8 SWDCLK AA24 DCCH AB2 P0.16 AC11 P0.18/~{RESET} AC13 P0.19 AC15 P0.21 AC17 P0.23 AC19 P0.25 AC21 SWDIO AC24 DECUSB AC5 P0.14 AC9 P0.15 AD10 P0.17 AD12 P0.20 AD16 P0.22 AD18 VBUS AD2 P0.24 AD20 TRACEDATA0/P1.00 AD22 D- AD4 D+ AD6 P0.13 AD8 VDD B1 AIN4/P0.28 B11 AIN1/P0.03 B13 P1.14 B15 P1.12 B17 P1.11 B19 XC1 B24 DCC B3 DEC4 B5 VSS B7 AIN6/P0.30 B9 DEC1 C1 XL1/P0.00 D2 DEC3 D23 DEC6 E24 XL2/P0.01 F2 VSS_PA F23 P0.26 G1 P0.27 H2 ANT H23 AIN2/P0.04 J1 NFC2/P0.10 J24 AIN3/P0.05 K2 P0.06 L1 NFC1/P0.09 L24 TRACECLK/P0.07 M2 P0.08 N1 DEC5 N24 P1.08 P2 P1.07 P23 TRACEDATA3/P1.09 R1 P1.06 R24 TRACEDATA2/P0.11 T2 P1.05 T23 TRACEDATA1/P0.12 U1 P1.04 U24 P1.03 V23 P1.02 W24 VDDH Y2 P1.01 Y23 U1 nRF52840 Y2 32.768 kHz C18 15pF C17 15pF C10 100nF C11 100pF C12 1nF C15 1uF C16 47nF C8 1uF C4 100nF C3 100nF C2 100nF C1 4.7uF 1 2 3 4 Y1 32MHz C6 15pF C7 15pF C9 0.8pF C5 0.5pF L1 4.7nH L3 10uH L2 15nH C14 4.7uF C13 4.7uF TP3 PAD R7 10k D3 ORANGE C19 100nF D1 BLUE R5 1.5k C20 4.7uF GND A1 VBUS A4 CC1 A5 D+ A6 D- A7 SBU1 A8 CC2 B5 D+ B6 D- B7 SBU2 B8 SHIELD S1 SHIELD S2 SHIELD S3 SHIELD S4 J1 USB_C_Receptacle_USB2.0 R10 5.1k R9 5.1k C22 1.5pF TP1 PAD TP2 PAD DUMMY1 logo_front DUMMY2 logo_back L4 10uH C25 4.7uF D5 PMEG4010CEJ TP7 PAD VIN 1 GND 2 CE 3 VOUT 5 U3 XC6220B331MR TS 1 OUT 10 ILIM 12 IN 13 TMR 14 SYSOFF 15 ISET 16 BAT 2 ~{CE} 4 EN2 5 EN1 6 ~{PGOOD} 7 VSS 8 ~{CHG} 9 U2 BQ24075RGT 1 J4 PTH CTG 1 CELL 2 VDD 3 GND 4 ~{ALRT} 5 QSTRT 6 SCL 7 SDA 8 EP 9 U6 MAX17048 TP9 PAD EXT_5V 1 VDD 26 10 11 12 13 14 15 16 17 18 19 2 20 21 VCC 22 RST 23 GND 24 RAW 25 3 GND 4 GND 5 6 7 8 9 U4 mikoto-pins C21 10uF R2 2M NT1 NetTie_2 C24 4.7uF R6 10k F1 500mA hold C26 4.7uF C23 1uF R8 10k TP8 PAD 1 J5 PTH R1 3.9k AE1 Antenna GND 1 NC 2 NC 3 D- 4 D+ 5 VBUS 6 U5 ESDR0502NMUTAG TP5 PAD TP4 PAD R11 0R TP6 PAD CC1 CC2 ANT P0.20 P0.09 VDD_NRF PPH_VCC BAT_I2C_SDA P0.22 SWO P0.17 VBAT P0.29 P0.04 SWO VBAT SWD VBAT RESET USB_D- VDDH P1.02 VBUS P1.13 USB_D+ EXT_5V VDD_NRF VBAT RESET VDD_NRF P0.09 USB_D+ P0.25 P0.08 P0.17 P0.10 RESET BAT_I2C_SCL P0.08 RESET BAT_I2C_SDA P0.20 USB_D- P1.02 USB_D+ CHARGE_CTRL_2 VBUS P0.11 P0.04 PPH_VCC_CTRL P1.08 VDDH USB_D+ P0.02 USB_D- PPH_VCC_CTRL VBUS P0.25 VDDH BLUE_LED P1.08 VDD_NRF EXT_5V P1.06 P0.24 P1.04 VSS_PA USB_D- VBUS VDDH P0.24 VSS_PA CHARGE_CTRL_2 P0.11 P0.02 P1.13 P1.06 PPH_VCC VDDH SWD VDD_NRF BLUE_LED P0.22 P0.10 SWC P0.31 P0.29 BAT_I2C_SCL SWC CHARGE_CTRL_1 P1.04 P0.31 VDDH VDDH VBUS CHARGE_CTRL_1 Z, Z: 0mA (off) 0, Z: 100mA Z, 0: 250mA 0, 0: 350mA Status LED Power Decoupling Capacitors Battery Fuel Gauge USB Connector + TVS https://devzone.nordicsemi.com/f/nordic-q-a /37758/dec5-decoupling-capacitor-value => C12 can be 1nF note: use internal pullups for these C_{L} = 12pF reference configuration 4 C_{L} = 12.5pF revision 7.3 Battery Charger V_{f} < 3.0V Pinout mikoto
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