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APM32F091VCT6
Public Made by Adomby adom
Geehy Microcontrollers (MCU/MPU/SOC), LQFP-100(14x14). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownAPM32F091VCT6
Geehy · Microcontrollers (MCU/MPU/SOC) · LQFP-100(14x14)
APM32F091VCT6 from Geehy, in a LQFP-100(14x14). 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 | PE2 | bidirectional | 5V-tolerant (5T) I/O; default alternate functions TSC_G7_IO1 and TMR3_ETR. |
| 2 | PE3 | bidirectional | 5V-tolerant (5T) I/O; default alternate functions TSC_G7_IO2 and TMR3_CH1. |
| 3 | PE4 | bidirectional | 5V-tolerant (5T) I/O; default alternate functions TSC_G7_IO3 and TMR3_CH2. |
| 4 | PE5 | bidirectional | 5V-tolerant (5T) I/O; default alternate functions TSC_G7_IO4 and TMR3_CH3. |
| 5 | PE6 | bidirectional | 5V-tolerant (5T) I/O; default alternate function TMR3_CH4, additional functions WKUP3 and RTC_TAMP3. |
| 6 | VBAT | power_in | Backup power supply for the RTC and backup domain (1.65V to 3.6V). |
| 7 | PC13 | bidirectional | Standard 3.3V (STD) I/O; additional functions WKUP2, RTC_TAMP1, RTC_TS and RTC_OUT. |
| 8 | PC14-OSC32_IN | bidirectional | Standard (STD) I/O PC14; additional function OSC32_IN (32.768kHz oscillator input). |
| 9 | PC15-OSC32_OUT | bidirectional | Standard (STD) I/O PC15; additional function OSC32_OUT (32.768kHz oscillator output). |
| 10 | PF9 | bidirectional | 5V-tolerant (5T) I/O; default alternate functions TMR15_CH1 and USART6_TX. |
| 11 | PF10 | bidirectional | 5V-tolerant (5T) I/O; default alternate functions TMR15_CH2 and USART6_RX. |
| 12 | PF0-OSC_IN | bidirectional | 5V-tolerant (5T) I/O PF0; default functions CRS_SYNC and I2C1_SDA, additional function OSC_IN (HSE oscillator input). |
| 13 | PF1-OSC_OUT | bidirectional | 5V-tolerant (5T) I/O PF1; default function I2C1_SCL, additional function OSC_OUT (HSE oscillator output). |
| 14 | NRST | bidirectional | Bidirectional reset pin with built-in pull-up resistor (RST structure). |
| 15 | PC0 | bidirectional | STDA I/O connected directly to the ADC; functions EVENTOUT, USART6_TX, USART7_TX, ADC_IN10. |
| 16 | PC1 | bidirectional | STDA I/O connected directly to the ADC; functions EVENTOUT, USART6_RX, USART7_RX, ADC_IN11. |
| 17 | PC2 | bidirectional | STDA I/O; functions SPI2_MISO, I2S2_MCK, EVENTOUT, USART8_TX, ADC_IN12. |
| 18 | PC3 | bidirectional | STDA I/O; functions SPI2_MOSI, I2S2_SD, EVENTOUT, USART8_RX, ADC_IN13. |
| 19 | PF2 | bidirectional | 5V-tolerant (5T) I/O; functions EVENTOUT, USART7_TX, USART7_CK_RTS, WKUP8. |
| 20 | VSSA | power_in | Analog ground. |
| 21 | VDDA | power_in | Analog power supply (VDD to 3.6V). |
| 22 | PF3 | bidirectional | 5V-tolerant (5T) I/O; functions EVENTOUT, USART7_RX, USART6_CK_RTS. |
| 23 | PA0 | bidirectional | STDA I/O; functions USART2_CTS, TMR2_CH1_ETR, COMP1_OUT, TSC_G1_IO1, USART4_TX, RTC_TAMP2, WKUP1, ADC_IN0, COMP1_INM6. |
| 24 | PA1 | bidirectional | STDA I/O; functions USART2_RTS, TMR2_CH2, TMR15_CH1N, TSC_G1_IO2, USART4_RX, EVENTOUT, ADC_IN1, COMP1_INP. |
| 25 | PA2 | bidirectional | STDA I/O; functions USART2_TX, COMP2_OUT, TMR2_CH3, TMR15_CH1, TSC_G1_IO3, ADC_IN2, COMP2_INM6, WKUP4. |
| 26 | PA3 | bidirectional | STDA I/O; functions USART2_RX, TMR2_CH4, TMR15_CH2, TSC_G1_IO4, ADC_IN3, COMP2_INP. |
| 27 | VSS | power_in | Digital ground. |
| 28 | VDD | power_in | Digital power supply (2.0V to 3.6V). |
| 29 | PA4 | bidirectional | STDA I/O; functions SPI1_NSS, I2S1_WS, TMR14_CH1, TSC_G2_IO1, USART2_CK, USART6_TX, COMP1_INM4, COMP2_INM4, ADC_IN4, DAC_OUT1. |
| 30 | PA5 | bidirectional | General-purpose I/O PA5 (pin name only, from pinout diagram). |
| 31 | PA6 | bidirectional | General-purpose I/O PA6 (pin name only, from pinout diagram). |
| 32 | PA7 | bidirectional | General-purpose I/O PA7 (pin name only, from pinout diagram). |
| 33 | PC4 | bidirectional | General-purpose I/O PC4 (pin name only, from pinout diagram). |
| 34 | PC5 | bidirectional | General-purpose I/O PC5 (pin name only, from pinout diagram). |
| 35 | PB0 | bidirectional | General-purpose I/O PB0 (pin name only, from pinout diagram). |
| 36 | PB1 | bidirectional | General-purpose I/O PB1 (pin name only, from pinout diagram). |
| 37 | PB2 | bidirectional | General-purpose I/O PB2 (pin name only, from pinout diagram). |
| 38 | PE7 | bidirectional | General-purpose I/O PE7 (pin name only, from pinout diagram). |
| 39 | PE8 | bidirectional | General-purpose I/O PE8 (pin name only, from pinout diagram). |
| 40 | PE9 | bidirectional | General-purpose I/O PE9 (pin name only, from pinout diagram). |
| 41 | PE10 | bidirectional | General-purpose I/O PE10 (pin name only, from pinout diagram). |
| 42 | PE11 | bidirectional | General-purpose I/O PE11 (pin name only, from pinout diagram). |
| 43 | PE12 | bidirectional | General-purpose I/O PE12 (pin name only, from pinout diagram). |
| 44 | PE13 | bidirectional | General-purpose I/O PE13 (pin name only, from pinout diagram). |
| 45 | PE14 | bidirectional | General-purpose I/O PE14 (pin name only, from pinout diagram). |
| 46 | PE15 | bidirectional | General-purpose I/O PE15 (pin name only, from pinout diagram). |
| 47 | PB10 | bidirectional | General-purpose I/O PB10 (pin name only, from pinout diagram). |
| 48 | PB11 | bidirectional | General-purpose I/O PB11 (pin name only, from pinout diagram). |
| 49 | VSS | power_in | Digital ground (from pinout diagram). |
| 50 | VDD | power_in | Digital power supply (from pinout diagram; supply range 2.0V to 3.6V). |
| 51 | PB12 | bidirectional | General-purpose I/O PB12 (pin name only, from pinout diagram). |
| 52 | PB13 | bidirectional | General-purpose I/O PB13 (pin name only, from pinout diagram). |
| 53 | PB14 | bidirectional | General-purpose I/O PB14 (pin name only, from pinout diagram). |
| 54 | PB15 | bidirectional | General-purpose I/O PB15 (pin name only, from pinout diagram). |
| 55 | PD8 | bidirectional | General-purpose I/O PD8 (pin name only, from pinout diagram). |
| 56 | PD9 | bidirectional | General-purpose I/O PD9 (pin name only, from pinout diagram). |
| 57 | PD10 | bidirectional | General-purpose I/O PD10 (pin name only, from pinout diagram). |
| 58 | PD11 | bidirectional | General-purpose I/O PD11 (pin name only, from pinout diagram). |
| 59 | PD12 | bidirectional | General-purpose I/O PD12 (pin name only, from pinout diagram). |
| 60 | PD13 | bidirectional | General-purpose I/O PD13 (pin name only, from pinout diagram). |
| 61 | PD14 | bidirectional | General-purpose I/O PD14 (pin name only, from pinout diagram). |
| 62 | PD15 | bidirectional | General-purpose I/O PD15 (pin name only, from pinout diagram). |
| 63 | PC6 | bidirectional | General-purpose I/O PC6 powered by VDDIO2 (shaded in pinout diagram). |
| 64 | PC7 | bidirectional | General-purpose I/O PC7 powered by VDDIO2 (shaded in pinout diagram). |
| 65 | PC8 | bidirectional | General-purpose I/O PC8 powered by VDDIO2 (shaded in pinout diagram). |
| 66 | PC9 | bidirectional | General-purpose I/O PC9 powered by VDDIO2 (shaded in pinout diagram). |
| 67 | PA8 | bidirectional | General-purpose I/O PA8 powered by VDDIO2 (shaded in pinout diagram). |
| 68 | PA9 | bidirectional | General-purpose I/O PA9 powered by VDDIO2 (shaded in pinout diagram). |
| 69 | PA10 | bidirectional | General-purpose I/O PA10 powered by VDDIO2 (shaded in pinout diagram). |
| 70 | PA11 | bidirectional | General-purpose I/O PA11 powered by VDDIO2 (shaded in pinout diagram). |
| 71 | PA12 | bidirectional | General-purpose I/O PA12 powered by VDDIO2 (shaded in pinout diagram). |
| 72 | PA13 | bidirectional | General-purpose I/O PA13 powered by VDDIO2 (shaded in pinout diagram). |
| 73 | PF6 | bidirectional | General-purpose I/O PF6 powered by VDDIO2 (shaded in pinout diagram). |
| 74 | VSS | power_in | Digital ground (from pinout diagram). |
| 75 | VDDIO2 | power_in | Independent supply for the VDDIO2-powered I/Os (range 1.65V to 3.6V). |
| 76 | PA14 | bidirectional | General-purpose I/O PA14 powered by VDDIO2 (shaded in pinout diagram). |
| 77 | PA15 | bidirectional | General-purpose I/O PA15 powered by VDDIO2 (shaded in pinout diagram). |
| 78 | PC10 | bidirectional | General-purpose I/O PC10 powered by VDDIO2 (shaded in pinout diagram). |
| 79 | PC11 | bidirectional | General-purpose I/O PC11 powered by VDDIO2 (shaded in pinout diagram). |
| 80 | PC12 | bidirectional | General-purpose I/O PC12 powered by VDDIO2 (shaded in pinout diagram). |
| 81 | PD0 | bidirectional | General-purpose I/O PD0 powered by VDDIO2 (shaded in pinout diagram). |
| 82 | PD1 | bidirectional | General-purpose I/O PD1 powered by VDDIO2 (shaded in pinout diagram). |
| 83 | PD2 | bidirectional | General-purpose I/O PD2 powered by VDDIO2 (shaded in pinout diagram). |
| 84 | PD3 | bidirectional | General-purpose I/O PD3 (pin name only, from pinout diagram). |
| 85 | PD4 | bidirectional | General-purpose I/O PD4 (pin name only, from pinout diagram). |
| 86 | PD5 | bidirectional | General-purpose I/O PD5 (pin name only, from pinout diagram). |
| 87 | PD6 | bidirectional | General-purpose I/O PD6 (pin name only, from pinout diagram). |
| 88 | PD7 | bidirectional | General-purpose I/O PD7 (pin name only, from pinout diagram). |
| 89 | PB3 | bidirectional | General-purpose I/O PB3 (pin name only, from pinout diagram). |
| 90 | PB4 | bidirectional | General-purpose I/O PB4 (pin name only, from pinout diagram). |
| 91 | PB5 | bidirectional | General-purpose I/O PB5 (pin name only, from pinout diagram). |
| 92 | PB6 | bidirectional | General-purpose I/O PB6 (pin name only, from pinout diagram). |
| 93 | PB7 | bidirectional | General-purpose I/O PB7 (pin name only, from pinout diagram). |
| 94 | PF11-BOOT0 | input | Dedicated Boot0 pin (PF11), used to select the boot configuration. |
| 95 | PB8 | bidirectional | General-purpose I/O PB8 (pin name only, from pinout diagram). |
| 96 | PB9 | bidirectional | General-purpose I/O PB9 (pin name only, from pinout diagram). |
| 97 | PE0 | bidirectional | General-purpose I/O PE0 (pin name only, from pinout diagram). |
| 98 | PE1 | bidirectional | General-purpose I/O PE1 (pin name only, from pinout diagram). |
| 99 | VSS | power_in | Digital ground (from pinout diagram). |
| 100 | VDD | power_in | Digital power supply (from pinout diagram; supply range 2.0V to 3.6V). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Geehy |
| Package | LQFP-100(14x14) |
| Category | Embedded Processors & Controllers |
| Pins | 100 |
CAD (KiCad official)
- Symbol:
APM32F091VCT6 - Footprint:
Package_QFP:LQFP-100_14x14mm_P0.5mm - 3D model: LQFP-100(14x14) (KiCad packages3D, STEP)
- 3D model files:
apm32f091vct6-etched.step/apm32f091vct6-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);apm32f091vct6.step/apm32f091vct6.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Geehy datasheet (78 pp, sha256
8113c23321252978, retrieved 2026-10-18, 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, primaryclaude-sonnet-5-5(vision), consensusclaude-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).