IBM XT 5160 Technical Reference page 97

Scan Code Tables 4-28
Clock and Data Signals 4-32
Data Stream 4-33
Keyboard Data Output 4-33
Keyboard Encoding and Usage 4-33
Character Codes 4-34
Extended Functions 4-38
Shift States 4-40
Special Handling 4-42
Keyboard Layouts 4-44
French Keyboard 4-45
German Keyboard 4-46
Italian Keyboard 4-47
Spanish Keyboard 4-48
UK English Keyboard 4-49
US English Keyboard 4-50
Specifications 4-51
Power Requirements 4-51
Size 4-51
Weight 4-51
Logic Diagram 4-52
4- 2 Keyboard