UPSD33XX Datasheet, PDF (80/231 Pages) STMicroelectronics – Fast 8032 MCU with Programmable Logic

uPSD33xx
Figure 27. Timer 2 in Baud Rate Generator Mode
Timer 1 Overflow
f_OSC
T2 pin
Note: Oscillator frequency is divided by 2,
not 12 like in other timer modes.
÷ 12
C/T2 = 0
C/T2 = 1
Control
TL2
TH2
(8 bits) (8 bits)
÷2
'0'
'1'
'0'
TR2
'1'
'0'
Reload
'1'
SMOD
RCLK
÷ 16
TCLK
RX CLK
Transition
Detector
RCAP2L RCAP2H
÷ 16
TX CLK
T2X pin
Control
EXF2
EXEN2
Note: Availability of additional external interrupt.
Timer 2 Interrupt
AI09605
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