Corne

foostan·crkbd·pcbs/corne-cherry/hotswap/corne-cherry.kicad_pcb

Corne is an open source RP2040/RP2350 PCB design by foostan: a 2-layer, 277.2 × 107.5 mm board with 164 components (43 distinct parts). It is built around the RP2040, NCP1117LPST33T3G, TPD4E05U06DQAR, W25Q128JVSIQ. Filed under keyboards.

Corne keyboard, a split keyboard with 3x6 column staggered keys and 3 thumb keys.

The Corne keyboard is a split keyboard with 3x6 column staggered keys and 3 thumb keys, based on Helix. Crkbd stands for Corne Keyboard.

- v4 Hotswappable (JP/EN) - v4 Soldering (will be released) - corne-chocolate: for Kailh choc v1 and v2 switches - v4 Hotswappable (JP/EN): - v4 Soldering (will be released)

- corne-classic: for Cherry MX compatible switches - v1 Soldering: (JP/EN) - corne-cherry: for Cherry MX compatible switches - v2 Hotswappable: (JP/EN) - v2 Hotswappable tilting version: (tilting, JP/tilting, EN): - v3 Hotswappable: (JP/EN) - corne-chocolate: for Kailh choc v1 switches…

Built around

RP2040 NCP1117LPST33T3G TPD4E05U06DQAR W25Q128JVSIQ

Parts list

164 components, 43 distinct parts — part numbers from the project's BOM.

Qty	Part	Footprint	Refs
1	RP2040	QFN-56-1EP_7x7mm_P0.4mm_EP3.2x3.2mm	U1
1	NCP1117LPST33T3G	SOT-223-3_TabPin2	U2
1	TPD4E05U06DQAR	USON-10_2.5x1.0mm_P0.5mm	U3
1	W25Q128JVSIQ	SOIC-8_5.23x5.23mm_P1.27mm	U4
1	C91749 12MHz 18pF	Crystal_SMD_3225-4Pin_3.2x2.5mm	Y1
1	TYPE-C-31-M-13C	TYPE-C-31-M-13C	J1
1	C128994 TRS	PJ-398A-5A_PJ-399B-6A	J2
25	YS-SK6812MINI-E	YS-SK6812MINI-E	EXLED1, EXLED2, rEXLED1, rEXLED2, rLED1, rLED2, rLED3, rLED4 +17
4	C5156480 RotaryEncoder_Switch	keyswitch_cherrymx_hotswap_1u_rotary_encoder_ec12	EXSW1, EXSW2, rEXSW1, rEXSW2
4	TS-1088R-02026	TS-1088R-02026	SMDSW1, SMDSW2, rSMDSW1, rSMDSW2
1	C5156480 SW_Push	keyswitch_cherrymx_hotswap_1.5u	SW1
20	C5156480 SW_Push	keyswitch_cherrymx_hotswap_1u	SW2, SW3, SW4, SW5, SW6, SW7, SW8, SW9 +12
2	RB521S30T1G	D_SOD-523	ZD1, rZD1
2	27P 27p	C_0402_1005Metric	rC1, rC2
9	100N 100n	C_0402_1005Metric	rC3, rC4, rC7, rC9, rC10, rC12, rC13, rC14 +1
3	1u	C_0402_1005Metric	rC5, rC8, rC16
2	10U 10u	C_0402_1005Metric	rC6, rC11
1	1N4148WT	D_SOD-523	rD1
1	TYPE-C-31-M-13C	TYPE-C-31-M-13C	rJ1
1	C128994 TRS	PJ-398A-5A_PJ-399B-6A	rJ2

Show 23 more

Qty	Part	Footprint	Refs
2	5.1K 5.1k	R_0402_1005Metric	rR1, rR2
2	1k	R_0402_1005Metric	rR3, rR6
2	27	R_0402_1005Metric	rR4, rR5
2	10K 10k	R_0402_1005Metric	rR7, rR9
1	5.6K 5.6k	R_0402_1005Metric	rR8
1	C5156480 SW_Push	keyswitch_cherrymx_hotswap_1.5u	rSW1
20	C5156480 SW_Push	keyswitch_cherrymx_hotswap_1u	rSW2, rSW3, rSW4, rSW5, rSW6, rSW7, rSW8, rSW9 +12
1	RP2040	QFN-56-1EP_7x7mm_P0.4mm_EP3.2x3.2mm	rU1
1	NCP1117LPST33T3G	SOT-223-3_TabPin2	rU2
1	TPD4E05U06DQAR	USON-10_2.5x1.0mm_P0.5mm	rU3
1	W25Q128JVSIQ	SOIC-8_5.23x5.23mm_P1.27mm	rU4
1	C91749 12MHz 18pF	Crystal_SMD_3225-4Pin_3.2x2.5mm	rY1
21	YS-SK6812MINI-E	YS-SK6812MINI-E	LED1, LED2, LED3, LED4, LED5, LED6, LED7, LED8 +13
1	1N4148WT	D_SOD-523	D1
2	27P 27p	C_0402_1005Metric	C1, C2
9	100N 100n	C_0402_1005Metric	C3, C4, C7, C9, C10, C12, C13, C14 +1
3	1u	C_0402_1005Metric	C5, C8, C16
2	10U 10u	C_0402_1005Metric	C6, C11
2	5.1K 5.1k	R_0402_1005Metric	R1, R2
2	1k	R_0402_1005Metric	R3, R6
2	27	R_0402_1005Metric	R4, R5
2	10K 10k	R_0402_1005Metric	R7, R9
1	5.6K 5.6k	R_0402_1005Metric	R8

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277.2 × 107.5 mm164 parts2LCC-BY-4.07.7k

Corne

Built around

Parts list

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