AT89C55WD-33AC ATMEL Corporation, AT89C55WD-33AC Datasheet - Page 13

• Manufacturer Part Number: AT89C55WD-33AC
• Description: 8-bit Microcontroller with 20K Bytes Flash
• Manufacturer: ATMEL Corporation

Figure 6. Timer 2 Auto Reload Mode (DCEN = 0)
Table 6. T2MOD – Timer 2 Mode Control Register
1921B–MICRO–09/02
Symbol
–
T2OE
DCEN
T2MOD Address = 0C9H
Not Bit Addressable
Bit
T2EX PIN
OSC
Function
Not implemented, reserved for future
Timer 2 Output Enable bit
When set, this bit allows Timer 2 to be configured as an up/down counter
T2 PIN
–
7
÷12
TRANSITION
DETECTOR
–
6
C/T2 = 0
C/T2 = 1
–
5
EXEN2
TR2
CONTROL
–
4
CONTR OL
RELO AD
–
3
RCAP2H
TH2
RCAP2L
TL2
–
2
Reset Value = XXXX XX00B
OVERFLOW
T2OE
EXF2
1
TF2
AT89C55WD
DCEN
INTERRUPT
0
TIMER 2
13