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APM32F103RCT6

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Geehy Microcontrollers (MCU/MPU/SOC), LQFP-64(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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3D Model

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Symbol & Footprint

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Datasheet

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Contents

README

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APM32F103RCT6

Geehy · Microcontrollers (MCU/MPU/SOC) · LQFP-64(10x10)

APM32F103RCT6 from Geehy, in a LQFP-64(10x10). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 VBAT power_in Backup domain power supply pin, specified as 1.8V to 3.6V in the features list.
2 PC13-TAMPER-RTC bidirectional GPIO PC13 (3.3V standard I/O) with default alternate function TAMPER-RTC.
3 PC14-OSC32_IN bidirectional GPIO PC14 (3.3V standard I/O) with default alternate function OSC32_IN for the 32.768kHz crystal.
4 PC15-OSC32_OUT bidirectional GPIO PC15 (3.3V standard I/O) with default alternate function OSC32_OUT for the 32.768kHz crystal.
5 PD0-OSC_IN bidirectional GPIO PD0 shared with the OSC_IN pin for the 4~16MHz external crystal/ceramic resonator input.
6 PD1-OSC_OUT bidirectional GPIO PD1 shared with the OSC_OUT pin for the 4~16MHz external crystal/ceramic resonator output.
7 NRST bidirectional Bidirectional reset pin with built-in pull-up resistor; I/O structure RST.
8 PC0 bidirectional GPIO PC0 (STDA, direct ADC connection) with default function ADC123_IN10.
9 PC1 bidirectional GPIO PC1 (STDA, direct ADC connection) with default function ADC123_IN11.
10 PC2 bidirectional GPIO PC2 (STDA, direct ADC connection) with default function ADC123_IN12.
11 PC3 bidirectional GPIO PC3 (STDA, direct ADC connection) with default function ADC123_IN13.
12 VSSA power_in Analog ground.
13 VDDA power_in Analog power supply, range 2.0~3.6V.
14 PA0-WKUP bidirectional GPIO PA0 (STDA) with WKUP; also USART2_CTS, ADC123_IN0, TMR2_CH1_ETR, TMR5_CH1, TMR8_ETR.
15 PA1 bidirectional GPIO PA1 (STDA) with USART2_RTS, ADC123_IN1, TMR5_CH2, TMR2_CH2.
16 PA2 bidirectional GPIO PA2 (STDA) with USART2_TX, TMR5_CH3, ADC123_IN2, TMR2_CH3.
17 PA3 bidirectional GPIO PA3 (STDA) with USART2_RX, TMR5_CH4, ADC123_IN3, TMR2_CH4.
18 VSS_4 power_in Digital ground.
19 VDD_4 power_in Digital power supply, range 2.0~3.6V.
20 PA4 bidirectional GPIO PA4 (STDA) with SPI1_NSS, USART2_CK, DAC_OUT1, ADC12_IN4.
21 PA5 bidirectional GPIO PA5 (STDA) with SPI1_SCK, DAC_OUT2, ADC12_IN5.
22 PA6 bidirectional GPIO PA6 (STDA) with SPI1_MISO, TMR8_BKIN, ADC12_IN6; remap TMR1_BKIN.
23 PA7 bidirectional GPIO PA7 on port A; function table for this pin is not in the provided pages.
24 PC4 bidirectional GPIO PC4 on port C; function table for this pin is not in the provided pages.
25 PC5 bidirectional GPIO PC5 on port C; function table for this pin is not in the provided pages.
26 PB0 bidirectional GPIO PB0 on port B; function table for this pin is not in the provided pages.
27 PB1 bidirectional GPIO PB1 on port B; function table for this pin is not in the provided pages.
28 PB2 bidirectional GPIO PB2 on port B; function table for this pin is not in the provided pages.
29 PB10 bidirectional GPIO PB10 on port B; function table for this pin is not in the provided pages.
30 PB11 bidirectional GPIO PB11 on port B; function table for this pin is not in the provided pages.
31 VSS_1 power_in Digital ground.
32 VDD_1 power_in Digital power supply, range 2.0~3.6V.
33 PB12 bidirectional GPIO PB12 on port B; function table for this pin is not in the provided pages.
34 PB13 bidirectional GPIO PB13 on port B; function table for this pin is not in the provided pages.
35 PB14 bidirectional GPIO PB14 on port B; function table for this pin is not in the provided pages.
36 PB15 bidirectional GPIO PB15 on port B; function table for this pin is not in the provided pages.
37 PC6 bidirectional GPIO PC6 on port C; function table for this pin is not in the provided pages.
38 PC7 bidirectional GPIO PC7 on port C; function table for this pin is not in the provided pages.
39 PC8 bidirectional GPIO PC8 on port C; function table for this pin is not in the provided pages.
40 PC9 bidirectional GPIO PC9 on port C; function table for this pin is not in the provided pages.
41 PA8 bidirectional GPIO PA8 on port A; function table for this pin is not in the provided pages.
42 PA9 bidirectional GPIO PA9 on port A; function table for this pin is not in the provided pages.
43 PA10 bidirectional GPIO PA10 on port A; function table for this pin is not in the provided pages.
44 PA11 bidirectional GPIO PA11 on port A; function table for this pin is not in the provided pages.
45 PA12 bidirectional GPIO PA12 on port A; function table for this pin is not in the provided pages.
46 PA13 bidirectional GPIO PA13 on port A; function table for this pin is not in the provided pages.
47 VSS_2 power_in Digital ground.
48 VDD_2 power_in Digital power supply, range 2.0~3.6V.
49 PA14 bidirectional GPIO PA14 on port A; function table for this pin is not in the provided pages.
50 PA15 bidirectional GPIO PA15 on port A; function table for this pin is not in the provided pages.
51 PC10 bidirectional GPIO PC10 on port C; function table for this pin is not in the provided pages.
52 PC11 bidirectional GPIO PC11 on port C; function table for this pin is not in the provided pages.
53 PC12 bidirectional GPIO PC12 on port C; function table for this pin is not in the provided pages.
54 PD2 bidirectional GPIO PD2 on port D; function table for this pin is not in the provided pages.
55 PB3 bidirectional GPIO PB3 on port B; function table for this pin is not in the provided pages.
56 PB4 bidirectional GPIO PB4 on port B; function table for this pin is not in the provided pages.
57 PB5 bidirectional GPIO PB5 on port B; function table for this pin is not in the provided pages.
58 PB6 bidirectional GPIO PB6 on port B; function table for this pin is not in the provided pages.
59 PB7 bidirectional GPIO PB7 on port B; function table for this pin is not in the provided pages.
60 BOOT0 input Dedicated Boot0 pin (I/O structure B).
61 PB8 bidirectional GPIO PB8 on port B; function table for this pin is not in the provided pages.
62 PB9 bidirectional GPIO PB9 on port B; function table for this pin is not in the provided pages.
63 VSS_3 power_in Digital ground.
64 VDD_3 power_in Digital power supply, range 2.0~3.6V.

Key specifications

Parameter Value
Manufacturer Geehy
Package LQFP-64(10x10)
Category Embedded Processors & Controllers
Pins 64

CAD (KiCad official)

  • Symbol: APM32F103RCT6
  • Footprint: Package_QFP:LQFP-64_10x10mm_P0.5mm
  • 3D model: LQFP-64(10x10) (KiCad packages3D, STEP)
  • 3D model files: apm32f103rct6-etched.step / apm32f103rct6-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); apm32f103rct6.step / apm32f103rct6.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Geehy datasheet (78 pp, sha256 a7ac2021a34b5d12, retrieved 2026-10-19, tier: lcsc)
  • Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (vision), consensus claude-opus-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF