IBM 5150 Technical Reference page 304

M
math coprocessor
binary integers 2-3, 2-4
~
block diagram 2-6
control word 2-5
decimal integers 2-3,2-4
hardware interface 2-4
NMI 2-5
QSO 2-4
QS1 2-4
real numbers 2-3,2-4
memory locations,
reserved 5-9
memory map,
BIOS 5-13
memory read command (-MEMR) 1-22
memory write command (-MEMW) 1-22
N
NMI (coprocessor) 2-5
o
OSC (oscillator), I/O channel 1-23
oscillator (OSC), I/O channel 1-23
Index-5