tscircuit · tungnguyentu · May 14, 2026
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+# SparkFun MicroMod RP2040 Processor
+
+SparkFun product page: https://www.sparkfun.com/sparkfun-micromod-rp2040-processor.html
+
+## Overview
+
+The SparkFun MicroMod RP2040 Processor board features the Raspberry Pi RP2040 
+dual-core ARM Cortex-M0+ microcontroller in the MicroMod M.2 Key E form factor.
+
+## Key Components
+
+| Reference | Part | Description |
+|-----------|------|-------------|
+| U1 | RP2040 | Dual-core ARM Cortex-M0+ MCU, QFN-56 |
+| U2 | W25Q128JV | 128Mbit QSPI Flash, SOIC-8 |
+| Y1 | 12 MHz Crystal | External oscillator for USB clock |
+| J1 | M.2 Key E 75-pin | MicroMod edge connector to carrier board |
+
+## MicroMod Pin Mapping (RP2040 → M.2)
+
+| M.2 Signal | RP2040 GPIO | Function |
+|-----------|-------------|---------|
+| UART_TX1 | GPIO0 | UART TX |
+| UART_RX1 | GPIO1 | UART RX |
+| I2C_SDA | GPIO4 | I2C data |
+| I2C_SCL | GPIO5 | I2C clock |
+| SPI_CIPO | GPIO16 | SPI RX |
+| SPI_CS | GPIO17 | SPI chip select |
+| SPI_SCK | GPIO18 | SPI clock |
+| SPI_COPI | GPIO19 | SPI TX |
+| A0 | GPIO26/ADC0 | Analog input 0 |
+| A1 | GPIO27/ADC1 | Analog input 1 |
+| PWM0 | GPIO21 | PWM output 0 |
+| PWM1 | GPIO22 | PWM output 1 |
+| D0 | GPIO6 | Digital I/O |
+| D1 | GPIO7 | Digital I/O |
+| G0–G5 | GPIO8–13 | General purpose I/O |
+
+## Resources
+
+- [RP2040 Datasheet](https://datasheets.raspberrypi.com/rp2040/rp2040-datasheet.pdf)
+- [MicroMod Interface Specification](https://cdn.sparkfun.com/assets/learn_tutorials/1/2/0/6/SparkFun_MicroMod_Interface_v1.0_-_Pin_Descriptions.pdf)
+- [SparkFun MicroMod Getting Started](https://learn.sparkfun.com/tutorials/getting-started-with-micromod)
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+import type { ChipProps } from "@tscircuit/props"
+
+const pinLabels = {
+  // GPIO and ADC (left side)
+  pin1: "IOVDD",
+  pin2: "GPIO0",
+  pin3: "GPIO1",
+  pin4: "GPIO2",
+  pin5: "GPIO3",
+  pin6: "GPIO4",
+  pin7: "GPIO5",
+  pin8: "GPIO6",
+  pin9: "GPIO7",
+  pin10: "GPIO8",
+  pin11: "GPIO9",
+  pin12: "GPIO10",
+  pin13: "GPIO11",
+  pin14: "GPIO12",
+  pin15: "GPIO13",
+  pin16: "GPIO14",
+  pin17: "GPIO15",
+  pin18: "GPIO16",
+  pin19: "GPIO17",
+  pin20: "GPIO18",
+  pin21: "GPIO19",
+  pin22: "GPIO20",
+  pin23: "GPIO21",
+  pin24: "GPIO22",
+  pin25: "GPIO23",
+  pin26: "GPIO24",
+  pin27: "GPIO25",
+  pin28: "GPIO26_ADC0",
+  pin29: "GPIO27_ADC1",
+  pin30: "GPIO28_ADC2",
+  pin31: "GPIO29_ADC3",
+  pin32: "ADC_AVDD",
+  pin33: "VREG_VIN",
+  pin34: "VREG_VOUT",
+  pin35: "USB_DM",
+  pin36: "USB_DP",
+  pin37: "USB_VDD",
+  pin38: "XIN",
+  pin39: "XOUT",
+  pin40: "SWCLK",
+  pin41: "SWD",
+  pin42: "RUN",
+  // QSPI flash interface
+  pin43: "QSPI_SD3",
+  pin44: "QSPI_SCLK",
+  pin45: "QSPI_SD0",
+  pin46: "QSPI_SD2",
+  pin47: "QSPI_SD1",
+  pin48: "QSPI_SS_N",
+  // Power
+  pin49: "DVDD",
+  pin50: "DVDD2",
+  pin51: "GND",
+  pin52: "GND2",
+  pin53: "IOVDD2",
+  pin54: "IOVDD3",
+  pin55: "IOVDD4",
+  pin56: "TESTEN",
+} as const
+
+export const RP2040 = (props: ChipProps<typeof pinLabels>) => (
+  <chip
+    manufacturerPartNumber="RP2040"
+    {...props}
+    pinLabels={pinLabels}
+    schPinArrangement={{
+      leftSide: {
+        direction: "top-to-bottom",
+        pins: [
+          "pin1",
+          "pin2",
+          "pin3",
+          "pin4",
+          "pin5",
+          "pin6",
+          "pin7",
+          "pin8",
+          "pin9",
+          "pin10",
+          "pin11",
+          "pin12",
+          "pin13",
+          "pin14",
+          "pin15",
+          "pin16",
+          "pin17",
+          "pin18",
+          "pin19",
+          "pin20",
+          "pin21",
+          "pin22",
+          "pin23",
+          "pin24",
+          "pin25",
+          "pin26",
+          "pin27",
+          "pin28",
+        ],
+      },
+      rightSide: {
+        direction: "top-to-bottom",
+        pins: [
+          "pin56",
+          "pin55",
+          "pin54",
+          "pin53",
+          "pin52",
+          "pin51",
+          "pin50",
+          "pin49",
+          "pin48",
+          "pin47",
+          "pin46",
+          "pin45",
+          "pin44",
+          "pin43",
+          "pin42",
+          "pin41",
+          "pin40",
+          "pin39",
+          "pin38",
+          "pin37",
+          "pin36",
+          "pin35",
+          "pin34",
+          "pin33",
+          "pin32",
+          "pin31",
+          "pin30",
+          "pin29",
+        ],
+      },
+    }}
+  />
+)