# gas_sensor ## Description Welcome to your new project. Imagine what you can build here. ## Project Details - **Owner:** divijgoel - **Created:** 2/12/2024 - **Last Updated:** 2/12/2024 - **Visibility:** Public ## Key Components ### IC1 — [AT89S51-24PU](https://www.flux.ai/jecstronic/at89s51-24pu.md) - Manufacturer Part Number: AT89S51-24PU - Manufacturer Name: Microchip Technology - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://ww1.microchip.com/downloads/en/DeviceDoc/doc2487.pdf - Part Type: Integrated Circuit **Pins:** - (~INT0)_P3.2 [pin 12] - (~INT1)_P3.3 [pin 13] - (~RD)_P3.7 [pin 17] - (~WR)_P3.6 [pin 16] - (MISO)_P1.6 [pin 7] - (MOSI)_P1.5 [pin 6] - (RXD)_P3.0 [pin 10] - (SCK)_P1.7 [pin 8] - (T0)_P3.4 [pin 14] - (T1)_P3.5 [pin 15] - (TXD)_P3.1 [pin 11] - ~EA~/VPP [pin 31] - ~PSEN [pin 29] - ALE/~PROG [pin 30] - GND [pin 20] - P0.0_(AD0) [pin 39] - P0.1_(AD1) [pin 38] - P0.2_(AD2) [pin 37] - P0.3_(AD3) [pin 36] - P0.4_(AD4) [pin 35] - P0.5_(AD5) [pin 34] - P0.6_(AD6) [pin 33] - P0.7_(AD7) [pin 32] - P1.0 [pin 1] - P1.1 [pin 2] - P1.2 [pin 3] - P1.3 [pin 4] - P1.4 [pin 5] - P2.0_(A8) [pin 21] - P2.1_(A9) [pin 22] - P2.2_(A10) [pin 23] - P2.3_(A11) [pin 24] - P2.4_(A12) [pin 25] - P2.5_(A13) [pin 26] - P2.6_(A14) [pin 27] - P2.7_(A15) [pin 28] - RST [pin 9] - VCC [pin 40] - XTAL1 [pin 19] - XTAL2 [pin 18] ### U1 — [MQ-2](https://www.flux.ai/vasy_skral/mq-2.md) - Manufacturer Name: SparkFun Electronics - Manufacturer Part Number: MQ-2 - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://cdn.sparkfun.com/assets/3/b/0/6/d/MQ-2.pdf - Part Type: Integrated Circuit **Pins:** - A1 [pin 6] - A2 [pin 4] - B1 [pin 1] - B2 [pin 3] - VH- [pin 5] - VH+ [pin 2] ### U2 — [LM016L](https://www.flux.ai/jecstronic/lm016l.md) - Part Type: LCD - Datasheet URL: https://datasheetspdf.com/pdf/1462370/Hitachi/LM016L/1 - Manufacturer Name: Hitachi - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: Hitachi **Pins:** - DB0 [pin 7] - DB1 [pin 8] - DB2 [pin 9] - DB3 [pin 10] - DB4 [pin 11] - DB5 [pin 12] - DB6 [pin 13] - DB7 [pin 14] - E [pin 6] - R/W [pin 5] - RS [pin 4] - VDD [pin 2] - VO [pin 3] - VSS [pin 1] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/divijgoel/gassensor](https://www.flux.ai/divijgoel/gassensor).* --- *Generated from [https://www.flux.ai/divijgoel/gassensor](https://www.flux.ai/divijgoel/gassensor)*