Realtime FA1 Biometric Device NRF24L01 Adapter Board and power stability

and power stability

PWM outputs Analog Inputs 6 multiplexed ADC channels at 10-bit resolution Digital I/O Pins 20 programmable GPIO pins Board Dimensions 2

Partial refresh capabilities enable updating specific screen regions without full display cycles

which translates to practical read/write speeds of approximately 100-120MB/s depending on file fragmentation and system configuration

Current sensing experiments

Realtime FA1 Biometric Device NRF24L01 Adapter Board and power stabilityRealtime FA1 Biometric Device The Realtime FA1 is a professional grade fingerprint biometric attendance and access control device designed for enterprise level security and workforce management. HR departments, facility managers, and security personnel rely on this device to maintain accurate attendance records, prevent buddy punching, and manage secure access to restricted areas. This device solves the critical problem of manual attendance fraud and