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Microcontrollers, Microprocessors & Quartzes
Embedded microcontroller VQFP 44 (10x10) 8-Bit 40 MHz I/O number 32
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30
28
AT89C51RB2/RC2
4180Eā
805
1ā10/06
Fi
gure 1
0.
Cl
oc
k-O
ut
M
ode C/T2
= 0
:6
EX
F2
TR2
OVER-
FLOW
T2EX
TH
2
(8-bit)
TL2
(8-bit)
TIMER
2
RCAP2H
(8-
bit)
RCAP2L
(8-
bit)
T2OE
T2
FC
LK PERIPH
T2CON
T2
CO
N
T2CON
T2MOD
INTERRUP
T
QD
To
g
g
l
e
EXEN
2
1
...
...
26
27
28
29
30
...
...
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