C868_02 Datasheet, PDF (54/244 Pages) Infineon Technologies AG – 8 - Bit CMOS Microcontroller

C868
On-Chip Peripheral Components
4.5.1.1 Timer 0 and 1 Registers
Totally seven special function registers control the timer 0 and 1 operation :
– TL0/TH0 and TL1/TH1 - timer registers, low and high part
– TCON and IEN0 - control and interrupt enable
– TMOD - mode select
TLx(x=0..1)
Timer x Low Register
[Reset value: 00_H]
7
6
5
4
3
2
1
0
TLx7..0
rwh
THx(x=0..1)
Timer x High Register
[Reset value: 00_H]
7
6
5
4
3
2
1
0
THx7..0
rwh
Field
Bits Typ Description
TLx.7-0(x=0..1) [7:0] rwh Timer/counter 0/1 low register
Operating
Mode
0
1
2
3
Description
"TLx" holds the 5-bit
prescaler value.
"TLx" holds the lower 8-bit
part of the 16-bit timer/
counter value.
"TLx" holds the 8-bit timer/
counter value.
TL0 holds the 8-bit timer/
counter value; TL1 is not
used.
User’s Manual
4-10
V 0.4, 2002-01