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51 MCU Minimum System Board STC89C52 AT89S52 Development Board Learning Board 40pin
Description:
- A classic 51 SCM minimum system
- Microcontroller 40 pin all leads and mark
- Onboard reset circuit resistance-capacitance
- Onboard crystal oscillator circuit, crystal 11.0592M
- P0 mouth with 10K pull-up resistor (STC microcontroller the P0 port must be connected to the pull-up resistor to work properly!)
- With the power switch, convenient experiment
- External DC power outlet (specification 5.5 * 2.1mm)
- With power indicator
- With a capacitor filter circuit
- Leads to the 3-way expansion of the power supply, convenient external module to take power
- To DC 5V external power supply
- With a resettable fuse to prevent accidental shorts, or pick the wrong line and burn microcontroller
- PCB Dimensions: 65mm (L) * 31mm (W)
Package list:
- 1 x 51 MCU Minimum System Board STC89C52 AT89S52 Development Board