# MI_CARE E-HEALTH CIRCUIT DIAGRAM
## Description
Welcome to your new project. Imagine what you can build here.
## Project Details
- **Owner:** asiago
- **Created:** 1/7/2024
- **Last Updated:** 4/24/2025
- **Visibility:** Public
## Key Components
### U1 — [PIC16F877A-I/P](https://www.flux.ai/adrian95/pic16f877a-ip~h1l.md)
- Part Type: Microcontroller
- Datasheet URL: https://ww1.microchip.com/downloads/en/DeviceDoc/39582C.pdf
- Manufacturer Part Number: PIC16F877A-I/P
- Manufacturer Name: Microchip Technology
- License: https://creativecommons.org/licenses/by/4.0/
**Pins:**
- ~MCLR~/VPP [pin 1]
- OSC1/CLKI [pin 13]
- OSC2/CLKO [pin 14]
- RA0/AN0 [pin 2]
- RA1/AN1 [pin 3]
- RA2/AN2/VREF-/CVREF [pin 4]
- RA3/AN3/VREF+ [pin 5]
- RA4/T0CKI/C1OUT [pin 6]
- RA5/AN4/~SS~/C2OUT [pin 7]
- RB0/INT [pin 33]
- RB1 [pin 34]
- RB2 [pin 35]
- RB3/PGM [pin 36]
- RB4 [pin 37]
- RB5 [pin 38]
- RB6/PGC [pin 39]
- RB7/PGD [pin 40]
- RC0/T1OSO/T1CKI [pin 15]
- RC1/T1OSI/CCP2 [pin 16]
- RC2/CCP1 [pin 17]
- RC3/SCK/SCL [pin 18]
- RC4/SDI/SDA [pin 23]
- RC5/SDO [pin 24]
- RC6/TX/CK [pin 25]
- RC7/RX/DT [pin 26]
- RD0/PSP0 [pin 19]
- RD1/PSP1 [pin 20]
- RD2/PSP2 [pin 21]
- RD3/PSP3 [pin 22]
- RD4/PSP4 [pin 27]
- RD5/PSP5 [pin 28]
- RD6/PSP6 [pin 29]
- RD7/PSP7 [pin 30]
- RE0/~RD~/AN5 [pin 8]
- RE1/~WR~/AN6 [pin 9]
- RE2/~CS~/AN7 [pin 10]
- VDD_1 [pin 11]
- VDD_2 [pin 32]
- VSS_1 [pin 12]
- VSS_2 [pin 31]
### U2 — [DS18B20](https://www.flux.ai/adrian95/ds18b20~m7q.md)
- Manufacturer Name: UMW
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: DS18B20
- Datasheet URL: https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/2890/UMW%20DS18B20.pdf
- Part Type: Sensor
**Pins:**
- DQ [pin 2]
- GND [pin 1]
- VDD [pin 3]
### U3 — [MAX30102EFD+T](https://www.flux.ai/vasy_skral/max30102efdplust~r7h.md)
- Datasheet URL: https://datasheets.maximintegrated.com/en/ds/MAX30102.pdf
- Manufacturer Part Number: MAX30102EFD+T
- Manufacturer Name: Maxim Integrated
- Symbol Style: Parametric
- Part Type: Integrated Circuit
- License: https://creativecommons.org/licenses/by/4.0/
**Pins:**
- ~INT [pin 13]
- GND [pin 12]
- IR_DRV [pin 6]
- NC [pin 8]
- NC [pin 14]
- NC [pin 1]
- NC [pin 7]
- PGND [pin 4]
- R_DRV [pin 5]
- SCL [pin 2]
- SDA [pin 3]
- VDD [pin 11]
- VLED+ [pin 10]
- VLED+ [pin 9]
### U4 — [AD8232ACPZ-RL](https://www.flux.ai/adrian95/ad8232acpz-rl~t79.md)
- Manufacturer Name: Analog Devices Inc.
- Part Type: Integrated Circuit
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: AD8232ACPZ-RL
- Datasheet URL: https://s3.amazonaws.com/snapeda/datasheet/AD8232ACPZ-RL_Analog_Devices.pdf
**Pins:**
- -IN [pin 3]
- *SDN [pin 13]
- +IN [pin 2]
- +VS [pin 17]
- AC/*DC [pin 14]
- EPAD [pin 21]
- FR [pin 15]
- GND [pin 16]
- HPDRIVE [pin 1]
- HPSENSE [pin 20]
- IAOUT [pin 19]
- LOD- [pin 11]
- LOD+ [pin 12]
- OPAMP- [pin 9]
- OPAMP+ [pin 7]
- OUT [pin 10]
- REFIN [pin 18]
- REFOUT [pin 8]
- RLD [pin 5]
- RLDFB [pin 4]
- SW [pin 6]
*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/asiago/micare-e-health-circuit-diagram~vt](https://www.flux.ai/asiago/micare-e-health-circuit-diagram~vt).*
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*Generated from [https://www.flux.ai/asiago/micare-e-health-circuit-diagram~vt](https://www.flux.ai/asiago/micare-e-health-circuit-diagram~vt)*