Z51F0410 Datasheet, PDF (97/184 Pages) Zilog, Inc. – Z8051 Series 8-Bit Microcontrollers

Z51F0410
Product Specification
R/W
-
-
R/W
R/W
R/W
R/W
R/W
Initial value : 00H
T4EN
T4CK[2:0]
T4CN
T4ST
Control Timer 4 operation
0
Timer 4 disable
1
Timer 4 enable
Select Timer 4 clock source. fx is main system clock frequency
T4CK2 T4CK1 T4CK0 Description
0
0
0
fx/2
0
0
1
fx/4
0
1
0
fx/8
0
1
1
fx/16
1
0
0
fx/64
1
0
1
fx/256
1
1
0
fx/1024
1
1
1
fx/2048
Control Timer 4 Count pause/continue
0
Temporary count stop
1
Continue count
Control Timer 4 start/stop
0
Counter stop
1
Clear Counter and start
T4L (Timer 4 Low Register: Read Case) : CFH
7
6
5
4
3
2
1
0
T4L7
T4L6
T4L5
T4L4
T4L3
T4L2
T4L1
T4L0
R
R
R
R
R
R
R
R
Initial value : 00H
T4L[7:0] T4L Counter
T4LDR (Timer 4 Low Data Register: Write Case) : CFH
7
T4LD7
W
6
T4LD6
W
5
T4LD5
W
4
T4LD4
W
3
T4LD3
W
T4LD[7:0] T4L Compare
2
T4LD2
W
1
T4LD1
W
0
T4LD0
W
Initial value : FFH
T4H (Timer 4 High Register: Read Case) : CDH
7
T4H7
R
6
T4H6
R
5
T4H5
R
4
T4H4
R
3
T4H3
R
T4H[7:0] T4H Counter Period
2
T4H2
R
1
T4H1
R
0
T4H0
R
Initial value : 00H
T4HDR (Timer 4 High Data Register: Write Case) : CDH
7
6
5
4
3
2
1
0
PS029502-0212
PRELIMINARY
94