IBM 5170 Technical Reference page 20

Status Register ............................ . 1-38
Status-Register Bit Definition ................ . 1-38
Output Buffer ............................ . 1-39
Input Buffer .............................. . 1-40
Commands (I/O Address hex 64) ............. . 1-40
I/O Ports ................................ . 1-43
1' " """"\.
Real-time Clock/Complementary Metal Oxide
Semiconductor (RT /CMOS) RAM Information ..... . 1-45
Real-time Clock Information ................. . 1-45
CMOS RAM Configuration Information ........ . 1-48
1/
0 Operations ........................... . 1-54
Specifications .................................. . 1-55
System Unit ................................. . 1-55
Size .................................... . 1-55
Weight .................................. . 1-55
Power Cables ............................. . 1-55
Environment ............................. . 1-55
Heat Output .............................. . 1-56
Noise Level .............................. . 1-56
Electrical ................................ . 1-56
Connectors ................................. . 1-57
Logic Diagrams .............................. . 1-61 ,~
1-2
System
Board