Zilog Z86193 - Manual (Page 89)

Z8
®
CPU
User Manual
UM001604-0108 Counters and Timers
82
Figure 70. Prescaler 0 Register
Figure 71. Prescaler 1 Register
D7 D6 D5 D4 D3 D2 D1 D0
(%F5; Write-Only)
1 = T
0
Modulo-n
Count Mode
0 = T
0
Single Pass
Prescaler 0 Register
R245 PRE0
01-00 HEX)
Prescaler Modulo
(Range: 1-64 Decimal
Reserved (Must be 0)
U U U U U U 0 0
(%F3; Write-Only)
1 = T
1
Modulo-n
Count Mode
0 = T
1
Single Pass
Prescaler 1 Register
R243 PRE1
01-00 HEX)
Prescaler Modulo
(Range: 1-64 Decimal
Clock Source
0 = T
1
External (T
IN
)
1 = T
1
Internal