C167CS datasheet(323/517 Pages) INFINEON

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C167CS

Derivatives

The Capture/Compare Units

User’s Manual

16-5

V2.0, 2000-07

The functions of the CAPCOM timers are controlled via the bitaddressable 16-bit control

registers T01CON and T78CON. The high-byte of T01CON controls T1, the low-byte of

T01CON controls T0, the high-byte of T78CON controls T8, the low-byte of T78CON

controls T7. The control options are identical for all four timers (except for external input).

T01CON

CAPCOM Timer 0/1 Ctrl. Reg.

SFR (FF50H/A8H)

Reset Value: 0000H

98765

43210

T1R

T1M

T1I

T0R

T0M

T0I

T78CON

CAPCOM Timer 7/8 Ctrl. Reg.

SFR (FF20H/90H)

Reset Value: 0000H

98765

43210

T8R

T8M

T8I

T7R

T7M

T7I

Bit

Function

TxI

Timer/Counter x Input Selection

Timer Mode (TxM = ‘0’):

Input Frequency =

fCPU / 2

(<TxI> + 3)

See also Table 16-2 - Table 16-4 for examples.

Counter Mode (TxM = ‘1’):

000 Overflow/Underflow of GPT2 Timer 6

001 Positive (rising) edge on pin T7IN1)

010 Negative (falling) edge on pin T7IN1)

011 Any edge (rising and falling) on pin T7IN1)

1XX Reserved

1) This selection is available for timers T0 and T7. Timers T1 and T8 will stop at this selection!

TxM

Timer/Counter x Mode Selection

Timer Mode (Input derived from internal clock)

Counter Mode (Input from External Input or T6)

TxR

Timer/Counter x Run Control

Timer/Counter x is disabled

Timer/Counter x is enabled

C167CS Datasheet(PDF) 323 Page - Infineon Technologies AG

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