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4 layers76 × 100 mmChlorine revD, the printed circuit board in 3D
Size
76 × 100 mm
Copper layers
4
Thickness
1.6 mm
Parts
206
Nets
170
Pads
650
Tracks, vias
1,637, 430
Pours
338
Routed
Yes
KiCad
KiCad 9.0 (file 20241229)
Created
4 Apr 2025
Updated
8 Oct 2026

Overview

Chlorine revD is an open-source printed circuit board by kanengomibako, from the kanengomibako/Chlorine repository on GitHub, published under the Unlicense licence. It is a 4-layer board of 76 × 100 mm with 206 parts on 170 nets, routed with 1,637 tracks and 430 vias.

It is built around the STM32H723VGT6, SN74LVC1G07DBVR(UMW) and AP63203WU, with the CS4272-CZZ, OPA1679IPW and HT7533-1 among its other parts. Its parts include 86 resistors, 60 capacitors, 10 connectors, 10 switches and 9 ICs. It belongs with the STM32 boards of this library.

Main components

12

README

README.md

Chlorine

STM32 Programmable Digital Effects Pedal

STM32マイコンを搭載した、プログラミング可能なデジタルエフェクターです。C言語またはC++で開発を行います。もちろんプログラム書き込み後は単体のエフェクターとして動作可能です。

旧機種 Sodium と比較すると、処理能力は2倍以上です。また、最大入出力音量増加・ノイズ低減・操作系強化・USBアップデート機能追加等、大幅にアップグレードされました。

Chlorine_pic

別途必要なもの

  • DC9V(センターマイナス)出力のACアダプターで、0.5A以上の電流出力が可能なもの

[!caution] 10V以上の電圧で連続使用しないでください。故障の原因となります。

各部の機能

  • INPUT 端子:ギターや他の機器からの出力を接続します(ステレオ入力可)。
  • OUTPUT 端子:アンプや他の機器の入力へ接続します(ステレオ出力可)。
  • +9VDC 端子:ACアダプターを接続します。
  • 各スイッチ・ロータリーエンコーダ:任意の機能をプログラミング可能です。サンプルプログラムの操作については別ページをご参照ください。
  • MIDI 入力端子:他の機器からのMIDI信号を入力することができます(TRS MIDI)。
  • Serial Wire Debug (SWD) 接続ピンソケット:デバッガのSWCLK、GND、SWDIOピンを、Chlorineのピンソケットへそれぞれ接続します。
  • USB Type-C 入力端子:USB Type-Cケーブルを接続することができます。

資料

エフェクトについては、旧機種Sodium用のページをご参照ください。基本的にはChlorineも同じプログラム内容です。

主な仕様
サンプリング周波数48 kHz(44.1 kHz または 96 kHz に設定可能)
内部演算32 ビット浮動小数点
AD、DA変換24 ビット
レイテンシ1.2 ミリ秒(サンプルプログラム実行時)
最大入力レベル2.0 Vrms (+8.2 dBu)
入力インピーダンス1 MΩ
最大出力レベル2.0 Vrms (+8.2 dBu)
出力インピーダンス1 kΩ
バイパスバッファード・バイパス(バイパス音もAD/DA変換されます)
コントロール押しボタンスイッチ付きロータリーエンコーダ × 4
押しボタンスイッチ × 4 フットスイッチ × 2
ディスプレイ1.77インチ 液晶ディスプレイ カラー 160 × 128 ドット
インジケーター3色LED(直径5mm)
接続端子INPUT端子 OUTPUT端子 電源入力端子 MIDI入力端子
Serial Wire Debug (SWD) 接続ピンソケット USB Type-C 入力端子
消費電流180 mA
外形寸法幅 76 mm × 奥行 100 mm × 高さ 45 mm
質量200 g

Parts

206
QtyValueFootprintReferences
3610kResistor_SMD:R_0603_1608MetricR24, R25, R27, R41, R42, R43, R44, R45, R106, R107, R108, R109, R110, R111, R112, R113 +20
13100nCapacitor_SMD:C_0603_1608MetricC5, C8, C9, C10, C11, C12, C13, C14, C37, C39, C52, C101, C102
1110uCapacitor_Tantalum_SMD:CP_EIA-3216-10_Kemet-IC19, C20, C23, C24, C25, C26, C31, C32, C38, C50, C51
1022RResistor_SMD:R_0603_1608MetricR19, R20, R21, R22, R23, R33, R34, R35, R36, R37
84.7kResistor_SMD:R_0603_1608MetricR7, R8, R9, R10, R28, R29, R68, R69
61uCapacitor_SMD:C_0603_1608MetricC33, C34, C35, C44, C45, C46
62.2nCapacitor_SMD:C_0805_2012MetricC21, C22, C27, C28, C55, C56
6470pCapacitor_SMD:C_0603_1608MetricC29, C30, C53, C54, C57, C58
647uCapacitor_SMD:C_1206_3216MetricC1, C2, C3, C4, C15, C16
41kResistor_SMD:R_0603_1608MetricR3, R4, R15, R16
42.2kResistor_SMD:R_0603_1608MetricR70, R71, R72, R73
4220RResistor_SMD:R_0603_1608MetricR30, R32, R67, R101
447uCapacitor_Tantalum_SMD:CP_EIA-3528-15_AVX-HC36, C47, C48, C49
45.6kResistor_SMD:R_0603_1608MetricR11, R12, R13, R14
4B5819WSmyFoot:my_D_SOD-323D2, D8, D10, D101
4EC12D1524403myFoot:EC12D1524403SW6, SW7, SW8, SW9
4PJ-313DmyFoot:PJ-313D_HOOYAJ101, J102, J103, J104
3100RResistor_SMD:R_1206_3216MetricR102, R103, R104
3470RResistor_SMD:R_0603_1608MetricR5, R6, R31
2100kResistor_SMD:R_0603_1608MetricR17, R18
21MResistor_SMD:R_0603_1608MetricR1, R2
21uCapacitor_SMD:C_1210_3225MetricC17, C18
22.2uCapacitor_SMD:C_1206_3216MetricC42, C43
220pCapacitor_SMD:C_0603_1608MetricC40, C41
222uCapacitor_SMD:C_1206_3216MetricC6, C7
25.1kResistor_SMD:R_0603_1608MetricR39, R40
2ESDA6V1BC6myFoot:my_SOT-23-6_rotateD6, D7
2JPmyFoot:AD_GND_JumperJP1, JP2
2PJ-603AmyFoot:PJ-603AJ2, J3
1+3.3VmyFoot:my_TestPoint_1.2mmTP2
1+5VmyFoot:my_TestPoint_1.2mmTP11
1+8.1VmyFoot:my_TestPoint_1.2mmTP1
10RResistor_SMD:R_1206_3216MetricR38
11.77" LCD ModulemyFoot:LCD_Display_1.77inchJ4
110RResistor_SMD:R_1206_3216MetricR105
110uHInductor_SMD:L_7.3x7.3_H3.5L1
112kResistor_SMD:R_0603_1608MetricR60
15.1RResistor_SMD:R_0603_1608MetricR26
18MHzCrystal:Crystal_SMD_5032-2Pin_5.0x3.2mmY1
1AO3401AmyFoot:SOT-23_rotateQ1
1AP63203WUmyFoot:my_SOT-23-6_rotateU1
1BOOT0myFoot:my_TestPoint_1.2mmTP3
1CS4272myFoot:TSSOP-28_4.4x9.7mm_P0.65mm_rotateU4
1DC-005myFoot:my_DC_JackJ1
1DEBUGConnector_PinSocket_2.54mm:PinSocket_1x06_P2.54mm_HorizontalJ5
1HT7533-1myFoot:SOT-89-3-rotateU6
1L78M05ABDTmyFoot:my_DPAK_TO-252-2U2
1LED_RGBmyFoot:my_LED_5mm_RGB_mirrorD3
1L_INmyFoot:my_TestPoint_1.2mmTP14
1L_IN+myFoot:my_TestPoint_1.2mmTP8
1L_OUTmyFoot:my_TestPoint_1.2mmTP17
1L_OUT+myFoot:my_TestPoint_1.2mmTP4
1L_OUT-myFoot:my_TestPoint_1.2mmTP5
1M24M01myFoot:SOIC-8_3.9x4.9mm_P1.27mm_rotateU7
1M7Diode_SMD:D_SMAD1
1OPA1679myFoot:TSSOP-14_4.4x5mm_P0.65mm_rotateU3
1R_INmyFoot:my_TestPoint_1.2mmTP15
1R_IN+myFoot:my_TestPoint_1.2mmTP9
1R_OUTmyFoot:my_TestPoint_1.2mmTP16
1R_OUT+myFoot:my_TestPoint_1.2mmTP6
1R_OUT-myFoot:my_TestPoint_1.2mmTP7
1SN74LVC1G07DBVRmyFoot:my_SOT-23-5_rotateU102
1STM32H723VGT6myFoot:LQFP-100_14x14mm_P0.5mm_rotateU5
1SW0myFoot:my_SW_PUSH_12mm_narrowSW0
1SW1myFoot:my_SW_PUSH_12mm_narrowSW1
1SW2myFoot:my_SW_PUSH_12mm_narrowSW2
1SW3myFoot:my_SW_PUSH_12mm_narrowSW3
1SW4myFoot:spst_momentary_sw_footSW4
1SW5myFoot:spst_momentary_sw_footSW5
1TLP2361myFoot:SO-5_4.4x3.6mm_P1.27mm_rotateU101
1TYPE-C-31-M-12myFoot:USB_C_TYPE-C-31-M-12J6
1VB_LmyFoot:my_TestPoint_1.2mmTP12
1VB_RmyFoot:my_TestPoint_1.2mmTP13
1VCOMmyFoot:my_TestPoint_1.2mmTP10
1mMountingHole:MountingHole_3.2mm_M3_ISO7380_Pad*

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Questions

How big is the Chlorine revD PCB?

It measures 76 × 100 mm and has 4 copper layers, 1.6 mm thick.

What parts does the Chlorine revD use?

206 parts, built around the STM32H723VGT6, SN74LVC1G07DBVR(UMW), AP63203WU and CS4272-CZZ. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.

Where can I download the Chlorine revD KiCad files?

From the kanengomibako/Chlorine repository on GitHub, at the commit this page was made from: the board is KiCad/chlorine_revD.kicad_pcb and its schematic KiCad/chlorine_revD.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the Chlorine revD design in my own project?

Its repository publishes it under the Unlicense licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).