# Technical Document Extraction: SynSense PCB Analysis
## Overview
The image depicts a **SynSense XYLO-AUDIO-V2 DAUGHTER BOARD V2.0** PCB with detailed component labeling. The board features a mix of analog/digital components, connectors, and test points. Below is a structured extraction of all textual information, component annotations, and spatial details.
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## **Top Section (Upper PCB Layer)**
### **Key Components & Labels**
1. **Resistors**:
- R171, R172, R173, R174 (left side)
- R57, R58, R59 (center)
- R106, R107, R108 (right side)
- R180, R181, R182 (bottom)
- R56, R59, R60, R61, R62, R63, R64, R65, R66, R67, R68, R69, R70 (right side)
2. **Capacitors**:
- C11, C12, C13, C14, C15, C16, C17, C18, C19, C20, C21, C22, C23, C24, C25, C26, C27, C28, C29, C30 (center)
- C57, C58, C59, C60, C61, C62, C63, C64, C65, C66, C67, C68, C69, C70 (right side)
3. **Test Points**:
- **FX3_TESTPOINT** (right side):
- T1_UART_TXD, T2_UART_CTS, T3_UART_RTS, T4_UART_RXD
- T5_I2S_CLK, T6_I2S_SD, T7_I2S_WS, T8_I2S_SCK
4. **Connectors**:
- **External_SingalIn** (left side)
- **MICIn** (center-left)
5. **Other**:
- **ID3**, **CC2**, **VBUS1** (top center)
- **RSS**, **R54**, **R55** (top right)
- **SYNS61202_04** (white label on right side)
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## **Bottom Section (Lower PCB Layer)**
### **Key Components & Labels**
1. **Microphone Input**:
- **MICIn** (center-left, gold-plated connector)
2. **Chip Highlight**:
- Red square highlights a **chip** (center-left, labeled "SYNS61202_04" on white label).
3. **Pinout Labels** (right side):
- SPI_SSN1, SPI_SSND, SPI_SCLK, SPI_MOSI, SPI_MISO
- MON_05, MON_03, MON_04, MON_02, MON_01, MON_00
- INT_0, TDO, CLKIN, TDI, TMS, TCK, TRST, RST_N, CLK_I
- SAER_DATA_VDD, SAER_DATA, SAER_CLK, GND
4. **Power Labels** (left side):
- POWER, IO_POWER, CORE_POWER
5. **Resistors**:
- R100 (four instances, center-right)
6. **Serial Number**:
- `403988Y-Y19-221017` (bottom right)
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## **SynSense Branding**
- **Logo**: SynSense (left side, with Chinese characters: 时识科技).
- **Translation**: "SynSense" (English) and "时识科技" (Chinese, meaning "Time Recognition Technology").
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## **Spatial Grounding**
- **Legend**: No explicit legend present.
- **Component Placement**:
- **Top Section**: Resistors and capacitors dominate the upper half.
- **Bottom Section**: Microphone input, chip highlight, and pinout labels occupy the lower half.
- **Center**: Red square emphasizes the highlighted chip.
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## **Component Isolation**
### **Top Section**
- **Header**: Test points (FX3_TESTPOINT) and connectors (External_SingalIn).
- **Main**: Resistors (R171–R182) and capacitors (C11–C30).
- **Footer**: Power labels (POWER, IO_POWER, CORE_POWER).
### **Bottom Section**
- **Header**: Microphone input (MICIn) and chip highlight.
- **Main**: Pinout labels (SPI, MON, INT, TDO, etc.).
- **Footer**: Power labels and serial number.
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## **Textual Data Extraction**
### **Transcribed Text**
- **Chinese Characters**: 时识科技 (SynSense).
- **Serial Number**: `403988Y-Y19-221017`.
- **Pinout Labels**: SPI_SSN1, SPI_SSND, SPI_SCLK, SPI_MOSI, SPI_MISO, MON_05, MON_03, MON_04, MON_02, MON_01, MON_00, INT_0, TDO, CLKIN, TDI, TMS, TCK, TRST, RST_N, CLK_I, SAER_DATA_VDD, SAER_DATA, SAER_CLK, GND.
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## **Conclusion**
The PCB is a **SynSense XYLO-AUDIO-V2 DAUGHTER BOARD V2.0** with detailed analog/digital components, test points, and pinout labels. The red-highlighted chip (SYNS61202_04) is a critical component, and the board includes a microphone input and power management labels. All textual information has been extracted and spatially grounded.
