

Chlorine revD
- 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
12STM32H723VGT6
LQFP-100(14x14)-40℃~+85℃ 1.71V~3.6V 12bit 12bit、16bit 1MB 32 Bit 550MHz 564KB 80 ARM Cortex-M7 Built-in+External FLASH LQFP-100(14x14) Microcontrollers (MCU/MPU/SOC) ROHSSTMicroelectronicsMicrocontrollers (MCU/MPU/SOC)SN74LVC1G07DBVR(UMW)
SOT-23-5-40℃~+85℃ 1 1 1.65V~5.5V 10uA 24mA 3.9ns@5V,15pF 74LVC Open-drain Unidirectional SOT-23-5 Buffers, Drivers, Receivers, Transceivers ROHSUMWBuffers, Drivers, Receivers, TransceiversAP63203WU
TSOT-23-6-40℃~+85℃@(TA) 1 1.1MHz 22uA 2A 3.3V 3.8V~32V Buck Built-in Fixed Overcurrent Protection、Light load efficient mode、Cycle-by-cycle current limiting、Hiccup current limiting、EMI optimization (spread spectrum) Step-down type Yes TSOT-23-6 DC-DC Converters ROHSDiodes IncorporatedDC-DC ConvertersCS4272-CZZ
TSSOP-28-10℃~+70℃ 192kHz 2.37V~5.25V、3.1V~5.25V、4.75V~5.25V Encoder/decoder I2S、I2C、SPI TSSOP-28 Audio Interface ICs ROHSCirrus LogicAudio Interface ICsOPA1679IPW
TSSOP-14-40℃~+85℃ 0.0001% 2.25V~18V、4.5V~36V 2.5mA 4-Channel ESD protection TSSOP-14 Audio Amplifiers ROHSTexas InstrumentsAudio AmplifiersHT7533-1
SOT-23-5-40℃~+85℃@(Ta) 1 100mA 2.5uA 25mV@(1mA) 3.3V 30V Fixed Positive SOT-89-3 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSHOLTEKVoltage Regulators - Linear, Low Drop Out (LDO) RegulatorsL78M05ABDT-TR
TO-252-2(DPAK)-40℃~+125℃@(Tj) 1 2V@(350mA) 35V 40uV 500mA 5V 62dB@(120Hz) 6mA Fixed Over Temperature Protection、Short Circuit Protection Positive TO-252-2(DPAK) Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSSTMicroelectronicsVoltage Regulators - Linear, Low Drop Out (LDO) RegulatorsTLP2361(TPL,E
SO-5-40℃~+125℃ 1 1.5V 1.6mA 10mA 10mA 15Mbps 2.7V~5.5V 20kV/us 20mW 3.75kV 5V 6V 80ns 80ns DC SO-5 Logic Output Optoisolators ROHSToshibaLogic Output Optoisolators0603WAF1002
0603-55℃~+155℃ 100mW 10kΩ 75V Thick Film Resistor ±1% ±100ppm/℃ 0603 Chip Resistor - Surface Mount ROHSUNI-ROYALChip Resistor - Surface MountCC0603KRX7R9BB104
0603100nF 50V X7R ±10% 0603 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHSYAGEOMultilayer Ceramic Capacitors MLCC - SMD/SMTTAJA106K016RNJ
CASE-A-3216-18(mm)-55℃~+125℃ 10uF 16V 3Ω@100kHz ±10% CASE-A-3216-18(mm) Tantalum Capacitors ROHSKyocera AVXTantalum Capacitors0603WAF220J
0603-55℃~+155℃ 100mW 22Ω 75V Thick Film Resistor ±1% ±100ppm/℃ 0603 Chip Resistor - Surface Mount ROHSUNI-ROYALChip Resistor - Surface Mount
README
README.mdChlorine
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。

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。
- PC(Windows、macOS、Linux いずれも可、64bit推奨)
※ 32bit環境では使用できる開発ソフトが限られます。 - STM32対応のデバッガ(プログラム書き込みやデバッグを行う機器)
→ デバッガ購入について - PCとデバッガを接続するUSBケーブル
- デバッガとChlorine本体を接続するケーブル
→ コネクタ付コード 3P と 両端ロングピンヘッダー 等
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| Qty | Value | Footprint | References |
|---|---|---|---|
| 36 | 10k | Resistor_SMD:R_0603_1608Metric | R24, R25, R27, R41, R42, R43, R44, R45, R106, R107, R108, R109, R110, R111, R112, R113 +20 |
| 13 | 100n | Capacitor_SMD:C_0603_1608Metric | C5, C8, C9, C10, C11, C12, C13, C14, C37, C39, C52, C101, C102 |
| 11 | 10u | Capacitor_Tantalum_SMD:CP_EIA-3216-10_Kemet-I | C19, C20, C23, C24, C25, C26, C31, C32, C38, C50, C51 |
| 10 | 22R | Resistor_SMD:R_0603_1608Metric | R19, R20, R21, R22, R23, R33, R34, R35, R36, R37 |
| 8 | 4.7k | Resistor_SMD:R_0603_1608Metric | R7, R8, R9, R10, R28, R29, R68, R69 |
| 6 | 1u | Capacitor_SMD:C_0603_1608Metric | C33, C34, C35, C44, C45, C46 |
| 6 | 2.2n | Capacitor_SMD:C_0805_2012Metric | C21, C22, C27, C28, C55, C56 |
| 6 | 470p | Capacitor_SMD:C_0603_1608Metric | C29, C30, C53, C54, C57, C58 |
| 6 | 47u | Capacitor_SMD:C_1206_3216Metric | C1, C2, C3, C4, C15, C16 |
| 4 | 1k | Resistor_SMD:R_0603_1608Metric | R3, R4, R15, R16 |
| 4 | 2.2k | Resistor_SMD:R_0603_1608Metric | R70, R71, R72, R73 |
| 4 | 220R | Resistor_SMD:R_0603_1608Metric | R30, R32, R67, R101 |
| 4 | 47u | Capacitor_Tantalum_SMD:CP_EIA-3528-15_AVX-H | C36, C47, C48, C49 |
| 4 | 5.6k | Resistor_SMD:R_0603_1608Metric | R11, R12, R13, R14 |
| 4 | B5819WS | myFoot:my_D_SOD-323 | D2, D8, D10, D101 |
| 4 | EC12D1524403 | myFoot:EC12D1524403 | SW6, SW7, SW8, SW9 |
| 4 | PJ-313D | myFoot:PJ-313D_HOOYA | J101, J102, J103, J104 |
| 3 | 100R | Resistor_SMD:R_1206_3216Metric | R102, R103, R104 |
| 3 | 470R | Resistor_SMD:R_0603_1608Metric | R5, R6, R31 |
| 2 | 100k | Resistor_SMD:R_0603_1608Metric | R17, R18 |
| 2 | 1M | Resistor_SMD:R_0603_1608Metric | R1, R2 |
| 2 | 1u | Capacitor_SMD:C_1210_3225Metric | C17, C18 |
| 2 | 2.2u | Capacitor_SMD:C_1206_3216Metric | C42, C43 |
| 2 | 20p | Capacitor_SMD:C_0603_1608Metric | C40, C41 |
| 2 | 22u | Capacitor_SMD:C_1206_3216Metric | C6, C7 |
| 2 | 5.1k | Resistor_SMD:R_0603_1608Metric | R39, R40 |
| 2 | ESDA6V1BC6 | myFoot:my_SOT-23-6_rotate | D6, D7 |
| 2 | JP | myFoot:AD_GND_Jumper | JP1, JP2 |
| 2 | PJ-603A | myFoot:PJ-603A | J2, J3 |
| 1 | +3.3V | myFoot:my_TestPoint_1.2mm | TP2 |
| 1 | +5V | myFoot:my_TestPoint_1.2mm | TP11 |
| 1 | +8.1V | myFoot:my_TestPoint_1.2mm | TP1 |
| 1 | 0R | Resistor_SMD:R_1206_3216Metric | R38 |
| 1 | 1.77" LCD Module | myFoot:LCD_Display_1.77inch | J4 |
| 1 | 10R | Resistor_SMD:R_1206_3216Metric | R105 |
| 1 | 10uH | Inductor_SMD:L_7.3x7.3_H3.5 | L1 |
| 1 | 12k | Resistor_SMD:R_0603_1608Metric | R60 |
| 1 | 5.1R | Resistor_SMD:R_0603_1608Metric | R26 |
| 1 | 8MHz | Crystal:Crystal_SMD_5032-2Pin_5.0x3.2mm | Y1 |
| 1 | AO3401A | myFoot:SOT-23_rotate | Q1 |
| 1 | AP63203WU | myFoot:my_SOT-23-6_rotate | U1 |
| 1 | BOOT0 | myFoot:my_TestPoint_1.2mm | TP3 |
| 1 | CS4272 | myFoot:TSSOP-28_4.4x9.7mm_P0.65mm_rotate | U4 |
| 1 | DC-005 | myFoot:my_DC_Jack | J1 |
| 1 | DEBUG | Connector_PinSocket_2.54mm:PinSocket_1x06_P2.54mm_Horizontal | J5 |
| 1 | HT7533-1 | myFoot:SOT-89-3-rotate | U6 |
| 1 | L78M05ABDT | myFoot:my_DPAK_TO-252-2 | U2 |
| 1 | LED_RGB | myFoot:my_LED_5mm_RGB_mirror | D3 |
| 1 | L_IN | myFoot:my_TestPoint_1.2mm | TP14 |
| 1 | L_IN+ | myFoot:my_TestPoint_1.2mm | TP8 |
| 1 | L_OUT | myFoot:my_TestPoint_1.2mm | TP17 |
| 1 | L_OUT+ | myFoot:my_TestPoint_1.2mm | TP4 |
| 1 | L_OUT- | myFoot:my_TestPoint_1.2mm | TP5 |
| 1 | M24M01 | myFoot:SOIC-8_3.9x4.9mm_P1.27mm_rotate | U7 |
| 1 | M7 | Diode_SMD:D_SMA | D1 |
| 1 | OPA1679 | myFoot:TSSOP-14_4.4x5mm_P0.65mm_rotate | U3 |
| 1 | R_IN | myFoot:my_TestPoint_1.2mm | TP15 |
| 1 | R_IN+ | myFoot:my_TestPoint_1.2mm | TP9 |
| 1 | R_OUT | myFoot:my_TestPoint_1.2mm | TP16 |
| 1 | R_OUT+ | myFoot:my_TestPoint_1.2mm | TP6 |
| 1 | R_OUT- | myFoot:my_TestPoint_1.2mm | TP7 |
| 1 | SN74LVC1G07DBVR | myFoot:my_SOT-23-5_rotate | U102 |
| 1 | STM32H723VGT6 | myFoot:LQFP-100_14x14mm_P0.5mm_rotate | U5 |
| 1 | SW0 | myFoot:my_SW_PUSH_12mm_narrow | SW0 |
| 1 | SW1 | myFoot:my_SW_PUSH_12mm_narrow | SW1 |
| 1 | SW2 | myFoot:my_SW_PUSH_12mm_narrow | SW2 |
| 1 | SW3 | myFoot:my_SW_PUSH_12mm_narrow | SW3 |
| 1 | SW4 | myFoot:spst_momentary_sw_foot | SW4 |
| 1 | SW5 | myFoot:spst_momentary_sw_foot | SW5 |
| 1 | TLP2361 | myFoot:SO-5_4.4x3.6mm_P1.27mm_rotate | U101 |
| 1 | TYPE-C-31-M-12 | myFoot:USB_C_TYPE-C-31-M-12 | J6 |
| 1 | VB_L | myFoot:my_TestPoint_1.2mm | TP12 |
| 1 | VB_R | myFoot:my_TestPoint_1.2mm | TP13 |
| 1 | VCOM | myFoot:my_TestPoint_1.2mm | TP10 |
| 1 | m | MountingHole: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).