Specifications

Chapter 7
COUNTER/TIMERS (V40)
Contents Page
OVERVIEW ..................................................... 7-2
ZT 8832 SPECIFICS
............................................. 7-3
FUNCTIONAL DESCRIPTION
................................... 7-4
Read/Write Control
........................................... 7-4
Mode Register
............................................... 7-5
Clock Select and Divisor
...................................... 7-5
Counter/Timers 0, 1, and 2
.................................... 7-5
PROGRAMMABLE REGISTERS
................................. 7-7
Timer Mode Register (TMD)
.................................. 7-8
Count Registers
............................................. 7-12
Status Registers
............................................. 7-12
OPERATION
................................................... 7-14
Reset
...................................................... 7-14
Count Latch Command
...................................... 7-14
Multiple Latch Command
.................................... 7-15
Modes of Operation
......................................... 7-16
Programming
............................................... 7-28
7-1