Silicon Laboratories C8051F02 Series User Manual Download

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AN172

Rev. 0.4

6. Target Board

The C8051F02x Development Kit includes a target board with a C8051F020 device pre-installed for evaluation and
preliminary software development. Numerous input/output (I/O) connections are provided to facilitate prototyping
using the target board. Refer to Figure 2 for the locations of the various I/O connectors.

Power connector (accepts input from 7 to 15 VDC unregulated power adapter)

Connects SW2 to P3.7 pin

Connects LED D3 to P1.6 pin

JTAG connector for Serial Adapter interface

DB-9 connector for UART0 RS232 interface

Jumper to connect UART0 TX (P0.0) to DB9

Jumper to connect UART0 RX (P0.1) to DB9

J11

Analog loopback connector

J12-J19

Port 0 - 7 connectors

J20

Analog I/O terminal block

J22

VREF connector

J23

VDD Monitor Disable

J24

96-pin Expansion I/O connector

C8051

F02X

ESET

J24

Pin 1

J11

Pin 2

J23

PWR

P1.6

J20

Pin 1

Pin 2

J22

Pin 1

Pin 2

Port 0

Port 2

Port 4

Port 7

Port 1

Port 3

Port 6

Port 5

Figure 2. C8051F020 Target Board

Summary of Contents for C8051F02 Series

Page 1: ...F02x Development Kit User s Guide this document 2 Hardware Setup The target board is connected to a PC running the Silicon Laboratories IDE via the Serial Adapter as shown in Figure 1 1 Connect one end of the RS232 serial cable to a Serial COM Port on the PC 2 Connect the other end of the RS232 serial cable to the DB 9 connector on the Serial Adapter 3 Connect the Serial Adapter to the JTAG connec...

Page 2: ...h the development kit and is installed during IDE installation The evaluation version of the C51 compiler is the same as the full professional version except code size is limited to 4 kB and the floating point library is not included The C51 compiler reference manual can be found under the Help menu in the IDE or in the Silabs MCU hlp directory C51 pdf 4 4 Using the Keil Software 8051 Tools with t...

Page 3: ...ownloading the Program for Debugging 1 Once all source files have been added to the target build build the project by clicking on the Build Make Project button in the toolbar or selecting Project Build Make Project from the menu Note After the project has been built the first time the Build Make Project command will only build the files that have been changed since the previous build To rebuild al...

Page 4: ...s are identical to those used in the C8051F02x data sheet Both register definition files are also installed in the default search path used by the Keil Software 8051 tools Therefore when using the Keil 8051 tools included with the development kit A51 C51 it is not necessary to copy a register definition file to each project s file directory 5 2 Blinking LED Example The example source files blink a...

Page 5: ...er J1 Connects SW2 to P3 7 pin J3 Connects LED D3 to P1 6 pin J4 JTAG connector for Serial Adapter interface J5 DB 9 connector for UART0 RS232 interface J6 Jumper to connect UART0 TX P0 0 to DB9 J9 Jumper to connect UART0 RX P0 1 to DB9 J11 Analog loopback connector J12 J19 Port 0 7 connectors J20 Analog I O terminal block J22 VREF connector J23 VDD Monitor Disable J24 96 pin Expansion I O connect...

Page 6: ...ting block from the jumper to disconnect SW2 from the port pins The port pin signal is also routed to a pin on the J24 I O connector See Table 1 for the port pins and jumpers corresponding to each switch Two LEDs are also provided on the target board The red LED labeled PWR is used to indicate a power connection to the target board The green LED labeled with a port pin name is connected to the C80...

Page 7: ... shorting block to connect UART0 CTS P4 1 to transceiver 6 5 Analog I O J11 J20 Several C8051F020 analog signals are routed to the J20 terminal block and the J11 jumper block Jumper block J11 provides the ability to connect DAC0 and DAC1 outputs to several different analog inputs by installing a short ing block between a DAC output and an analog input on adjacent pins of J11 Refer to Table 3 for J...

Page 8: ...and digital ground Table 5 defines the pins for the port connectors The same pin out order is used for all of the port connectors 6 7 VDD Monitor Disable Jumper J23 The VDD Monitor of the C8051F020 may be disabled by moving the shorting block on J23 from pins 1 2 to pins 2 3 as shown in Figure 3 Pin Description 1 Pn 0 2 Pn 1 3 Pn 2 4 Pn 3 5 Pn 4 6 Pn 5 7 Pn 6 8 Pn 7 9 3 VD 3 3 VDC 10 GND Ground Ta...

Page 9: ...1 XTAL1 A 2 MONEN B 2 P1 7 C 2 P1 6 A 3 P1 5 B 3 P1 4 C 3 P1 3 A 4 P1 2 B 4 P1 1 C 4 P1 0 A 5 P2 7 B 5 P2 6 C 5 P2 5 A 6 P2 4 B 6 P2 3 C 6 P2 2 A 7 P2 1 B 7 P2 0 C 7 P3 7 A 8 P3 6 B 8 P3 5 C 8 P3 4 A 9 P3 3 B 9 P3 2 C 9 P3 1 A 10 P3 0 B 10 P0 7 C 10 P0 6 A 11 P0 5 B 11 P0 4 C 11 P0 3 A 12 P0 2 B 12 P0 1 C 12 P0 0 A 13 P7 7 B 13 P7 6 C 13 P7 5 A 14 P7 4 B 14 P7 3 C 14 P7 2 A 15 P7 1 B 15 P7 0 C 15 ...

Page 10: ...pports both Silicon Laboratories JTAG and C2 debug interfaces All Serial Adapters may be powered from the target board but the EC1 and EC2 Serial Adapter units cannot provide power to the target board Table 7 shows the pin definitions for the Serial Adapter s JTAG connector Notes 1 When powering the Serial Adapter via the JTAG connector the input voltage to the JTAG connector s power pin must be 3...

Page 11: ...AN172 Rev 0 4 11 8 Schematic Figure 5 C8051F020 Target Board Schematic ...

Page 12: ...r the functioning of undescribed features or parameters Silicon Laboratories reserves the right to make changes without further notice Silicon Laboratories makes no warranty rep resentation or guarantee regarding the suitability of its products for any particular purpose nor does Silicon Laboratories assume any liability arising out of the application or use of any product or circuit and specifica...

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