Saturday, February 27, 2016

8051 TCON Register

Timer Control Register

  • Address: 0x88
  • Size: 8 bit.
  • Bit and Byte addressable.
  • Used to configure and control 8051 Timers.

8051 TCON Register

BitDescription
IT0Interrupt 0 type control bit. Edge control bit for external interrupt 0. 1 = falling edge, 0 = low level
IE0External interrupt 0 edge flag. Set to 1, by hardware, when edge is detected
IT1Interrupt 1 type control bit. Edge control bit for external interrupt 1. 1 = falling edge, 0 = low level
IE1External interrupt 1 edge flag. Set to 1, by hardware, when edge is detected
TR0Timer 0 run control bit. Controls timer/Counter 0 On/Off
TF0Timer 0 overflow flag. Set to 1, by hardware, when timer o overflows
TR1Timer 1 run control bit. Controls timer/Counter 1 On/Off
TF1Timer 1 overflow flag. Set to 1, by hardware, when timer o overflows



Related topics:
8051 Registers   |   8051 Program Counter   |   8051 R Registers   |   8051 SFR   |   8051 P Registers   |   8051 Stack   |   8051 Stack Pointer   |   8051 Data Pointer   |   8051 PCON Register   |   8051 TMOD Register   |   8051 Timer Registers   |   8051 SCON Register   |   8051 SBUF Register   |   8051 IE Register   |   8051 IP Register   |   8051 PSW Register   |   8051 A Register   |   8051 B Register

List of topics: 8051

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