William RickertandClaude Opus 5
5e527bb7b9
Resolves the ragged outer edge on both halves at once. Left drops to 34 keys in six columns each five deep, with no orphans. Right goes to 41: six full columns, then F12/=/]/Enter, then Bksp and backslash sharing the outer pinky column instead of backslash sitting alone two columns out. Co-Authored-By: Claude Opus 5 <[email protected]>
44 lines
5.4 KiB
CSV
44 lines
5.4 KiB
CSV
Board,Section,Ref,Qty,Value,MPN,LCSC,Package,JLC,Unit USD,Notes
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ALL,MCU,U1,1,CH32L103C8T6,CH32L103C8T6,C22398291,LQFP-48(7x7),Extended,0.80,"MCU. Swap-compatible: STM32F103C8T6 = C8734 / Preferred / $1.44"
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ALL,MCU,U2,1,3.3V LDO 500mA,RT9013-33GB-MS,C7434207,SOT-23-5,Extended,0.06,"Alt basic: XC6206P332MR-G C5446 but only 200mA"
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ALL,MCU,U3,1,USB ESD,USBLC6-2SC6,C2687116,SOT-23-6,Extended,0.048,"on this board's own USB-C"
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ALL,MCU,J1,1,USB-C 16P,TYPE-C16PIN,C393939,SMD,Extended,0.069,"upstream / device port"
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ALL,MCU,J2,1,SWD header,-,-,1.27mm 4-pin,Consigned,0.00,"SWDIO=PA13 SWCLK=PA14 GND 3V3"
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ALL,MCU,Y1,1,8MHz crystal,TAXM8M4RDBCCT2T,C400090,SMD3225-4P,Extended,0.146,"10pF load 250R ESR +/-10ppm. Satisfies both MCUs' USB PLL"
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ALL,MCU,SW1,1,Tactile RESET,TS2306A 200gf,C5363482,SMD 3x2mm,Extended,0.062,"to NRST"
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ALL,MCU,SW2,1,Tactile BOOT,TS2306A 200gf,C5363482,SMD 3x2mm,Extended,0.062,"BOOT0 to 3V3. Works for both boot paths"
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ALL,MCU,C1-C5,5,100nF 0402 X7R 16V,CL05B104KO5NNNC,C1525,0402,Basic,0.006,"VDD_1 VDD_2 VDD_3 VDDA NRST"
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ALL,MCU,C6,1,4.7uF 0603 X5R,CL10A475KO8NNNC,C19666,0603,Basic,0.024,"bulk at MCU"
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ALL,MCU,C7,1,1uF 0402 X5R 25V,CL05A105KA5NQNC,C52923,0402,Basic,0.014,"VDDA"
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ALL,MCU,C8-C9,2,10uF 0805 X5R,CL21A106KAYNNNE,C15850,0805,Basic,0.077,"LDO input and output"
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ALL,MCU,C10-C11,2,12pF 0402 C0G,JLC basic library,-,0402,Basic,0.005,"MCU crystal load. 12pF assumes 10pF CL + ~4pF stray - verify vs stackup"
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ALL,MCU,R1-R2,2,22R 0402,FRC0402F22R0TS,C2929994,0402,Extended,0.0007,"USB D+/D- series. 0R (C17168 Basic) also acceptable"
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ALL,MCU,R3-R4,2,5.1k 0402,JLC basic library,-,0402,Basic,0.002,"USB-C CC1/CC2 pull-DOWN (Rd - device side)"
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ALL,MCU,R5,1,1.5k 0402,JLC basic library,-,0402,Basic,0.002,"*** SWAP-DEPENDENT *** D+ pull-up. POPULATE for STM32F103. DNF for CH32L103 (internal 1.5k via RB_UC_DEV_PU_EN)"
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ALL,MCU,R6-R7,2,10k 0402,FRC0402F1002TS,C25744,0402,Basic,0.003,"BOOT0 pulldown, BOOT1/PB2 pulldown"
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HALF-L,Matrix,D1-D34,34,1N4148W,1N4148W,C81598,SOD-123,Basic,0.011,"Left half: 34 keys, six clean columns"
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HALF-R,Matrix,D1-D41,41,1N4148W,1N4148W,C81598,SOD-123,Basic,0.011,"Right half: 41 keys"
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HALF-L/R,Split,R14,1,100R 0402,JLC basic library,-,0402,Basic,0.002,"Series on the SBU net between connector and MCU USART pin"
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HALF-L/R,Split,D-ESD,1,ESD 5V bidirectional,PESD5V0S1BA,C2827694,SOD-323,Extended,0.036,"On the SBU net - user-exposed signal going to a GPIO"
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HALF-L/R,Split,J3,1,3-pin header DNF,JST SH,-,-,Consigned,0.02,"*** DNF INSURANCE *** VCC/GND/DATA fallback if SBU proves flaky (bad cables). 3 pads cost nothing"
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HALF-L/R,Split,-,-,SBU1+SBU2 TIE,-,-,-,-,0.00,"Tie A8 and B8 together on the board. SBU is CROSSED in the cable, so this makes it orientation-proof and doubles the conductor"
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NUMPAD,DNF,J1/U3/R3/R4/R5,0,DO NOT POPULATE,-,-,-,-,0.00,"*** From the ALL block: numpad MCU has NO connector of its own. Its D+/D- route internally to hub downstream port 1. No connector = no ESD part and no CC resistors needed. Saves ~$0.19"
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NUMPAD,Matrix,D1-D25,25,1N4148W,1N4148W,C81598,SOD-123,Basic,0.011,"25 keys: 16 numpad (no Num key) + 9 nav"
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NUMPAD,Encoder,ENC1,1,EC11 detented,EC11L1525G01,C2991196,THT,Extended,1.27,"VOLUME - detented, which is what a stock EC11 already is. Occupies a 2u cell so a full-size knob fits. THT: hand-solder or JLC THT surcharge"
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NUMPAD,Hub,U4,1,USB2.0 4-port hub,CH334R,C4154405,QSOP-16-150mil,Extended,0.50,"Ports: 1=own MCU (internal FS) 2=left half 3=right half 4=spare"
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NUMPAD,Hub,Y2,1,12MHz crystal,X322512MSB4SI,C9002,SMD3225-4P,Basic,0.101,"CH334 has built-in load caps - verify internal value vs this 20pF CL crystal; fit DNF cap pads"
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NUMPAD,Hub,C12-C14,3,100nF 0402,CL05B104KO5NNNC,C1525,0402,Basic,0.006,"hub decoupling"
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NUMPAD,Hub,C15,1,10uF 0805,CL21A106KAYNNNE,C15850,0805,Basic,0.077,"hub bulk"
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NUMPAD,Hub,J4,1,USB-C upstream,TYPE-C16PIN,C393939,SMD,Extended,0.069,"to PC. This replaces J1 as the board's real upstream"
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NUMPAD,Hub,J5-J7,3,USB-C downstream,TYPE-C16PIN,C393939,SMD,Extended,0.069,"left half / right half / spare"
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NUMPAD,Hub,U5-U7,3,USB ESD,USBLC6-2SC6,C2687116,SOT-23-6,Extended,0.048,"one per downstream port"
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NUMPAD,Hub,U8-U10,3,Ideal diode / OCP,CH213K,C5456874,SOT-23-3,Extended,0.073,"VBUS protection per downstream port. CH334R has no port power switching"
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NUMPAD,Hub,R8-R13,6,56k 0402,FRC0402F5602TS,C2906875,0402,Extended,0.0018,"Rp pull-UPS on CC1/CC2 of each downstream port - host side. NOT 5.1k"
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NUMPAD,SBU,-,-,SBU PASS-THROUGH,-,-,-,-,0.00,"*** Passive trace *** Tie SBU1+SBU2 on J5 (left half) and on J6 (right half), then connect the two nets together. Carries QMK split_common UART between the halves. Numpad MCU does NOT touch this net"
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NUMPAD,SBU,D-ESD2,2,ESD 5V bidirectional,PESD5V0S1BA,C2827694,SOD-323,Extended,0.036,"One per half-port SBU net"
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HALF-L,Switches,SW-,34,MX hotswap socket,CPG151101S11,C41430893,SMD 14.5x5.9mm,Extended,0.037,"BOTTOM SIDE. Alt: C49352235"
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HALF-R,Switches,SW-,41,MX hotswap socket,CPG151101S11,C41430893,SMD 14.5x5.9mm,Extended,0.037,"BOTTOM SIDE. Alt: C49352235"
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NUMPAD,Switches,SW-,25,MX hotswap socket,CPG151101S11,C41430893,SMD 14.5x5.9mm,Extended,0.037,"One per key. BOTTOM SIDE"
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NOTE,Assembly,-,-,SINGLE-SIDED,-,-,-,-,-,"Put ALL SMD on the BOTTOM: sockets, MCU, passives, diodes, and any reverse-mount SK6812MINI-E. Top face bare except switch holes. Keeps JLC to one assembly pass"
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NOTE,Mechanical,-,-,PLATE REQUIRED,-,-,-,-,-,"Hotswap needs a switch plate or socket pads tear off during switch insertion. FR4 plate = just another JLC board"
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