6. Case 04: Counter

6.1. Purpose

---

• Use the Smart Coding Kit to create a wearable counter.

6.2. Materials

---

• 1 x smart coding kit

6.3. Software

---

MakeCodemakecode

6.4. Programming

---

• Programme to show icon while on start and set the variable i as 0; Set i=i+1 while button A being pressed, Set i=i-1 while button B being pressed. Drag the show digital block to the Forever block and choose to display i of the value of the variable.

Link

• Link：https://makecode.microbit.org/_foxcuohURfzb

• You may also download it directly below:

6.5. Result

---

• Start counting and displaying the results through button A or B.

6.6. Exploration

---

6.7. FAQ

---

6.8. Relevant File

---