---
type: "topic"
created: "2024-01-09T13:49:44.327Z"
updated: "2024-01-09T13:49:44.327Z"
---

# Wafer Counter

## Regulations

[EAF](../EAF/eaf.md)

```conf
Empty cassette:
T0
P0000000
0000000000000000000000000

Full cassette:
T25
P1FFFFFF
1111111111111111111111111

Cassette with 12 wafers in even slots: T12
P0AAAAAA
0101010101010101010101010

Cassette with 13 wafers in odd slots: T13
P1555555
1010101010101010101010101
```

```conf
# https://www.calculator.net/hex-calculator.html
Hex	Binary	Decimal
0	0000	0
1	0001	1
2	0010	2
3	0011	3
4	0100	4
5	0101	5
6	0110	6
7	0111	7
8	1000	8
9	1001	9
A	1010	10
B	1011	11
C	1100	12
D	1101	13
E	1110	14
F	1111	15
```