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Microcontrollers, Microprocessors & Quartzes
Embedded microcontroller VQFP 44 (10x10) 8-Bit 60 MHz I/O number 34
21
22
23
24
25
26
27
28
29
30
27
4235Kâ8051â0
5/08
AT89C51RD2/ED2
Figure 10-
3.
Recommen
ded Reset O
utput Schem
atic
RST
VDD
+
VSS
VDD
RST
1K
To other
on-board
circuitry
AT89C51
XD2
1
...
...
25
26
27
28
29
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