DS_6612_001
78M6612 Data Sheet
Interrupt Enable 2 Register (IEN2)
Table 26: The IEN2 Register
MSB
LSB
–
–
–
–
–
–
–
ES1
Bit
Symbol Function
ES1 ES1=0 – disable serial channel 1 interrupt.
IEN2[0]
Timer/Counter Control Register (TCON)
Table 27: The TCON Register
MSB
TF1
LSB
TR1
TF0
TR0
IE1
IT1
IE0
IT0
Bit
Symbol Function
TCON[7]
TCON[6]
TCON[5]
TCON[4]
TCON[3]
TCON[2]
TCON[1]
TCON[0]
TF1
TR1
TF0
TR0
IE1
IT1
Timer 1 overflow flag.
Not used for interrupt control.
Timer 0 overflow flag.
Not used for interrupt control.
External interrupt 1 flag.
External interrupt 1 type control bit.
External interrupt 0 flag.
IE0
IT0
External interrupt 0 type control bit.
Timer2/Counter2 Control Register (T2CON)
Table 28: The T2CON Bit Functions
Symbol Function
Bit
T2CON[7]
T2CON[6]
T2CON[5]
–
Not used.
I3FR
I2FR
–
Polarity control for INT3: 0 – falling edge, 1 – rising edge.
Polarity control for INT3: 0 – falling edge, 1 – rising edge.
Not used.
TCON[4]
…
T2CON[0]
Rev. 1.2
33
TERIDIAN [ TERIDIAN SEMICONDUCTOR CORPORATION ]
