Maxim Integrated High-Speed Microcontroller Users Guide: Network Microcontroller Supplement User Manual
Page 120
High-Speed Microcontroller User’s
Guide: Network Microcontroller
Supplement
120
Figure 11-4. Timer/Counter 2 Clock-Out Mode
Figure 11-5. Timer/Counter 2 Baud-Rate Generator Mode
EXF2 =
T2CON.6
DIVIDE
BY 2
T2EX = P1.1
EXEN2 = T2CON.3
RCAP2L
RCAP2H
0
15
TL2
TH2
0
7 8
15
T2 = P1.0
7 8
C/T2 = T2CON.1 = 0
TR2 =
T2CON.2
T2OE =
T2MOD.1
TIMER 2
INTERRUPT
OSC INPUT TO TIMER
CLK MODE TIMER INPUT
DIVIDE BY 1 OSC/2
2X
OSC/2
4X OSC/2
PMM (/1024) OSC/512
T2 FREQUENCY OUT = TIMER CLOCK INPUT / (2 * (65536 – RCAP2H, RCAP2L))
OSC INPUT TO TIMER
CLK MODE
TIMER INPUT
DIVIDE-BY-1 OSC/2
2X
OSC/2
4X
OSC/2
PMM (/1024) OSC/512
DIVIDE-
BY-2
T2 = P1.0
TR2 = T2CON.2
EXEN2 = T2CON.3
EXF2 =
T2CON.6
TIMER 2
INTERRUPT
0
1
TL2
0
7
TH2
8
15
RCLK =
T2CON.5
0
7 8
15
RCAP2L
RCAP2H
T2EX = P1.1
Tx
CLOCK
DIVIDE-
BY-16
Rx
CLOCK
DIVIDE-
BY-16
SMOD =
PCON.7
TCLK =
T2CON.4
1
0
1
0
0
1
TIMER 1
OVERFLOW
C/
T2
= T2CON.1
CLK
NOTE: CPRL2 (T2CON.0) = 0.
NOTE: CPRL2 (T2CON.0) = 0, TCLK (T2CON.4) = 1, OR RCLK (T2CON.5) = 1.
Maxim Integrated