C8051F326/7 - Silicon Labs
C8051F326/7 - Silicon Labs
C8051F326/7 - Silicon Labs
You also want an ePaper? Increase the reach of your titles
YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.
REGIN<br />
VDD<br />
GND<br />
/RST/C2CK<br />
D+<br />
D-<br />
VBUS<br />
XTAL2<br />
Analog/Digital<br />
Power<br />
C2D<br />
Low Freq<br />
Oscillator<br />
12 MHz<br />
Internal<br />
Oscillator<br />
Clock<br />
Recovery<br />
5.0 V Voltage<br />
IN<br />
Regulator<br />
OUT<br />
POR<br />
Debug HW<br />
Brown-<br />
Out<br />
x4 2<br />
1,2,3,4<br />
2<br />
XTAL2<br />
USB<br />
Transceiver<br />
Enable<br />
USB Clock<br />
Reset<br />
System<br />
Clock<br />
USB<br />
Controller<br />
256 byte<br />
USB SRAM<br />
8<br />
0<br />
5<br />
1<br />
C<br />
o<br />
r<br />
e<br />
16 kB<br />
FLASH<br />
256 byte<br />
SRAM<br />
1 kB<br />
XRAM<br />
SFR Bus<br />
Port 0<br />
Latch<br />
UART<br />
/SYSCLK<br />
Timer 0,1<br />
Port 2<br />
Latch<br />
Port 3<br />
Latch<br />
Figure 1.2. C8051F327 Block Diagram<br />
<strong>C8051F326</strong>/7<br />
Rev. 1.1 15<br />
P<br />
0<br />
D<br />
r<br />
v<br />
P<br />
2<br />
D<br />
r<br />
v<br />
P<br />
3<br />
D<br />
r<br />
v<br />
P0.0/SYSCLK<br />
P0.1<br />
P0.2<br />
P0.3/XTAL2<br />
P0.4/TX<br />
P0.5/RX<br />
P0.6<br />
P0.7<br />
P2.0<br />
P2.1<br />
P2.2<br />
P2.3<br />
P2.4<br />
P2.5<br />
P3.0/C2D
Change language