SDA5250 Datasheet, PDF (84/143 Pages) Siemens Semiconductor Group – TVTEXT 8-Bit Microcontroller

SDA 525x
Timer/Counter Control Register
Timer 0/1 Mode Register
Default after reset: 00_H
(MSB)
TF1
TR1
TF0
TCON
TR0
IE1
SFR-Address 88_H
(LSB)
IT1
IE0
IT0
TF1
Timer 1 overflow flag. Set by hardware on timer/counter
overflow. Cleared by hardware when processor vectors to
interrupt routine.
TR1
Timer 1 run control bit. Set/cleared by software to turn
timer/counter on/off.
TF0
Timer 0 overflow flag. Set by hardware on timer/counter
overflow. Cleared by hardware when processor vectors to
interrupt routine.
TR0
Timer 0 run control bit. Set/cleared by software to turn
timer/counter on/off.
IE1
Interrupt 1 edge flag. Set by hardware when external interrupt
edge detected. Cleared when interrupt processed.
IT1
Interrupt 1 type control bit. Set/cleared by software to specify
edge/low level triggered external interrupts.
IE0
Interrupt 0 edge flag. Set by hardware when external interrupt
edge detected. Cleared when interrupt processed.
IT0
Interrupt 0 type control bit. Set/cleared by software to specify
edge/low level triggered external interrupts.
Semiconductor Group
84
1998-04-08