Z8 CONTROL REGISTERS
R240
D7 D6 D5 D4 D3 D2 D1 D0
Reserved (Must be 0)
Figure 51. Reserved
R241 TMR
D7 D6 D5 D4 D3 D2 D1 D0
0 No Function
1 Load T0
0 Disable T0 Count
1 Enable T0 Count
0 No Function
1 Load T1
0 Disable T1 Count
1 Enable T1 Count
TIN Modes
00 External Clock Input
01 Gate Input
10 Trigger Input
(Non-retriggerable)
11 Trigger Input
(Retriggerable)
Reserved (Must be 0)
Z86C83/C84
Z8® MCU Microcontrollers
R243 PRE1
1
D7 D6 D5 D4 D3 D2 D1 D0
Count Mode
0 T1 Single Pass
1 T1 Modulo
Clock Source
1 T1 Internal
0 T1 External Timing Input
(TIN) Mode
Prescaler Modulo
(Range: 1-64 Decimal
01-00 HEX)
Figure 54. Prescaler 1 Register (F3H: Write-Only)
R244 T0
D7 D6 D5 D4 D3 D2 D1 D0
T0 Initial Value
(When Written)
(Range: 1-256 Decimal
01-00 HEX)
T0 Current Value
(When READ)
Figure 55. Counter/Timer 0 Register (F4H: Read/Write)
Figure 52. Timer Mode Register (F1H: Read/Write)
R242 T1
D7 D6 D5 D4 D3 D2 D1 D0
T1 Initial Value
(When Written)
(Range 1-256 Decimal
01-00 HEX)
T1 Current Value
(When READ)
Figure 53. Counter/Timer 1 Register (F2H: Read/Write)
R245 PRE0
D7 D6 D5 D4 D3 D2 D1 D0
Count Mode
0 T0 Single Pass
1 T0 Modulo N
Reserved (Must be 0.)
Prescaler Modulo
(Range: 1-64 Decimal
01-00 Hex)
Figure 56. Prescaler 0 Register (F5H: Write-Only)
DS96DZ80203
41