HM’s activity

item Answer posted for Question: proprietary adc pin use in mbed: Instead of <> AnalogIn ain(A0); <> you could <> AnalogIn ain(PTB2); <> ##A0## is aliased to ##PTB2## The available analog ...
item Reply to Teensy 3.1 :

HM’s public repositories

Test out DigitalOut on Teensy 3.1
C-based memory friendly JSON parser based on Serge Zaitsev's JSMN (
Example to use JSMN (Jasmine JSON Library)
Interrupt-driven keypad interface library. Compatible with RTOS. Able to handle various keypad size below 4x4.
An interrupt-driven interface to 4x4 keypad.
A library interface to shift register such as NXP 74HCT595
This example illustrates the use of simple stage machine to handle event within mbed. When any of the 3 push button is pressed, the stage (number) will be shown via ...
To test the analog input noise using potential divider rule. {{/media/uploads/yoonghm/analog_noise.jpg}}