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AT89C51IC2_14 Datasheet, PDF (36/147 Pages) ATMEL Corporation – During UART Reception, Clearing REN may Generate Unexpected IT
Figure 11. PCA Timer/Counter
Fclk periph /6
Fclk periph / 2
T0 OVF
P1.2
To PCA
modules
overflow
It
CH
CL
16 bit up counter
CIDL WDTE
CPS1 CPS0 ECF
CMOD
0xD9
Idle
CF CR
CCF4 CCF3 CCF2 CCF1 CCF0
CCON
0xD8
36 AT89C51IC2
4301D–8051–02/08