Silicon Laboratories C8051F53 Series User Manual page 6

C8051F53x/52x
Part
B Side
J1 26-pin Expansion I/O connector for U1
HDR1 Debug connector for Debug Adapter Interface
P1.3_B Green LED (D1)
Reset_B Reset button
P1.4_B Push button
J14 Connects power to U1
J9, J10 Connects external crystal to U1 pins P0.7_B and P1.0_B
HDR3 Green LED and push-button connector block
T1 LIN transceiver
U1 C8051F530A "B" Side
5.1. Target Board Shorting Blocks: Factory Defaults
The C8051F530A target board comes from the factory with preinstalled shorting blocks on many headers. Figure 4
shows the positions of the factory default shorting blocks.
6
Table 1. Target Board Part Summary
Pin 1
GND CH2 CH1 VRefin
DEBUG_A
J4 J3
P1
T2
J13
U3
J12
USB ACTIVE
J11
TB1
D4
T1
SILICON LABORATORIES
C8051F530A TB
PWR
U5
D3
J10
P5 J9
HDR3
P1.3_B
D1
DEBUG_B
P1.4_B
Pin 1
Figure 4. C8051F530A Target Board
Rev. 0.4
Description
P1.4_A
J8
"A" Side
J5
U2
J2
Pin 1 P1.3_A
D2
Pin 1
"B" Side
J14
U1
Pin 1
J1
Pin 1
R32
J6