KlokTHREEjr
KlokTHREEjr is an open source ESP32 PCB design by wyolum: a 2-layer, 162.6 × 194.3 mm board with 273 components (50 distinct parts). It is built around the APA102, ESP-wroom-32, DS3231N, 1117-33 and more. Filed under displays & leds.
RGB LED matrix for text and animation display.
[CERN Open Hardware Licence v1.2 ]:http://www.ohwr.org/attachments/2388/cernohlv12.txt
Built around
Parts list
273 components, 50 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 128 | APA102 | APA102 | U1, U2, U3, U4, U5, U6, U7, U8 +120 |
| 1 | ESP-wroom-32 | esp_wroom_32 | U129 |
| 1 | DS3231N | DS3231 | U130 |
| 1 | 1117-33 | SOT-223-3_TabPin2 | U131 |
| 1 | CP2102N-A01-GQFN28 | QFN-28-1EP_5x5mm_Pitch0.5mm | U132 |
| 1 | DDC114TU | SOT-363_SC-70-6 | Q1 |
| 2 | CLK_IN | 1pin | J1, J9 |
| 2 | DAT_IN | 1pin | J2, J10 |
| 2 | 5V | 1pin | J7, J15 |
| 2 | GND | 1pin | J8, J16 |
| 1 | MISO | BreakOutPad | J17 |
| 1 | 3V3 | BreakOutPad | J18 |
| 1 | SCK | BreakOutPad | J19 |
| 1 | SPI | Header_ISP | J20 |
| 1 | MOSI | BreakOutPad | J21 |
| 1 | RST | BreakOutPad | J22 |
| 1 | GND | BreakOutPad | J23 |
| 1 | I2C_ext1 | Header_4x1 | J24 |
| 1 | I2C_ext2 | Header_4x1 | J25 |
| 1 | USB_micro | USB_Micro-B_Molex-105017-0001 | P1 |
Show 30 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | OUT_CLK_DAT | Pin_Header_Straight_1x02 | P2 |
| 8 | Mouse_Bite | mouse-bite-2.54mm-slot_OSH | BITE1, BITE2, BITE3, BITE4, BITE5, BITE6, BITE7, BITE8 |
| 1 | Batt_RTC | CR2032_SMD2 | BT1 |
| 44 | hole_baffle | hole_baffle_2mm | HB1, HB2, HB3, HB4, HB5, HB6, HB7, HB8 +36 |
| 1 | LED_PWR_EN | R_0402 | JP1 |
| 2 | LDR | r_0805_ldr_2 | LDR1, LDR2 |
| 1 | SW-ENTER | SW_SMD | S1 |
| 1 | SW-INC | SW_SMD | S2 |
| 1 | SW-EN | SW_SMD | S3 |
| 1 | SW-BOOT | SW_SMD | S4 |
| 1 | SW-DEC | SW_SMD | S5 |
| 1 | SW-MODE | SW_SMD | S6 |
| 1 | ~RST | BreakOutPad | TP1 |
| 1 | SQR | BreakOutPad | TP2 |
| 1 | 32kHz | BreakOutPad | TP3 |
| 1 | RClamp0854P.TCT | SOT-143 | D1 |
| 1 | LED_PWR | LED-0805 | D2 |
| 2 | 330E | r_0805 | L1, L2 |
| 22 | 100nF | c_0805 | C1, C2, C3, C4, C5, C6, C7, C8 +14 |
| 3 | 10uF/25V | c_2917 | C17, C23, C25 |
| 1 | 22uF/25V | c_2917 | C18 |
| 3 | 1nF | c_0805 | C19, C20, C21 |
| 1 | 100uF/6V3 | c_2917 | C27 |
| 1 | 1uF/10V | c_0805 | C28 |
| 5 | 470R | r_0805 | R1, R2, R16, R18, R22 |
| 9 | 10k | r_0805 | R3, R6, R7, R10, R11, R12, R13, R24 +1 |
| 1 | 1k | r_0805 | R4 |
| 2 | 4K7 | r_0805 | R8, R9 |
| 2 | 0R NC | r_0805 | R19, R20 |
| 2 | 0R | r_0805 | R21, R23 |
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