at89c51rd2-smsum ATMEL Corporation, at89c51rd2-smsum Datasheet - Page 32
at89c51rd2-smsum
Manufacturer Part Number
at89c51rd2-smsum
Description
8-bit Flash Microcontroller
Manufacturer
ATMEL Corporation
Datasheet
1.AT89C51RD2-SMSUM.pdf
(137 pages)
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12.3
32
Registers
AT89C51RD2/ED2
It is possible to use Timer 2 as a baud rate generator and a clock generator simultaneously. For
this configuration, the baud rates and clock frequencies are not independent since both func-
tions use the values in the RCAP2H and RCAP2L registers.
Figure 12-2. Clock-out Mode C/T2 = 0
Table 12-1.
T2CON - Timer 2 Control Register (C8h)
TF2
7
T2EX
T2CON Register
FCLK PERIPH
EXF2
6
T2
RCLK
5
:6
TCLK
4
T2CON
EXEN2
Q
Toggle
T2CON
EXEN2
TR2
D
3
T2CON
RCAP2L
TR2
EXF2
(8-bit)
(8-bit)
2
TL2
T2MOD
T2OE
RCAP2H
(8-bit)
(8-bit)
TH
C/T2#
2
1
INTERRUPT
TIMER 2
4235J–8051–01/08
OVER-
FLOW
CP/RL2#
0
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