Summary of 16F628A Microcontroller development board
This article describes a cost-effective, versatile development board compatible with the 16F628A or similar 18-pin Microchip microcontrollers. It features a Relimate connector for all port pins, an ICSP header for programming, pull-up resistors on MCLR and RA4, and reverse polarity protection via diode D1. The board includes a Power On LED (D2) and a 7805 voltage regulator (U2) to ensure stable power.
Parts used in the 16F628A Development Board:
- 16F628A Microcontroller
- Relimate Connector (Header Connector)
- ICSP Connector
- Pull Up Resistors
- Diode D1
- Power On LED D2
- Voltage Regulator IC U2 7805
Description
This project is a versatile, configurable, and cost effective development board available for the 16F628A or other 18 PIN Microcontroller from Microchip. The board has simplest form with all the Port pins terminating in a Relimate connector (Header Connector) for easy connection to the outside world.
Some of the key benefits of this Development board are :
1. Well Marked ICSP connecter for easy programming to the MCU on Board.
2. Pull up resistors for MCLR and RA4 Port pins on the PCB.
3. Diode D1 helps against reverse polarity connection. at CN4. Power On LED D2 displays Power on the PCB and the Voltage Regulator IC U2 7805 ensures regulated power to the microprocessor and other devices connected to this board.
4. All Port Pin Connector are capable of providing DC supply to the add on cards. Please ensure that you calculate your current requirement before sourcing this supply from this PCB. No short circuit protection is provided at these outputs.
For more detail: 16F628A Microcontroller development board
- What is the primary function of this development board?
It is a versatile, configurable, and cost-effective board for the 16F628A or other 18-pin Microchip microcontrollers. - How are the Port pins connected to the outside world?
All Port pins terminate in a Relimate connector (Header Connector) for easy connection. - Does the board include protection against reverse polarity?
Yes, Diode D1 helps against reverse polarity connection at CN4. - Which component ensures regulated power to the microprocessor?
The Voltage Regulator IC U2 7805 ensures regulated power to the microprocessor and other devices. - Can the Port Pin Connectors provide DC supply to add-on cards?
Yes, all Port Pin Connectors are capable of providing DC supply to add-on cards. - Is short circuit protection provided at the output connectors?
No, no short circuit protection is provided at these outputs. - What is the purpose of the Well Marked ICSP connector?
It allows for easy programming to the MCU on the board. - Which specific port pins have pull-up resistors on the PCB?
MCLR and RA4 Port pins have pull-up resistors on the PCB.
