Fujitsu MB91460 SERIES Switch User Manual


 
SK-91F467-FLEXRAY V1.1
Connectors
FMEMCU-UG-910017-11 - 42 - © Fujitsu Microelectronics Europe GmbH
4.7 In-Circuit-Programming Connector (X12)
There is a Flash-programming socket on the starter kit which makes it possible to program
the Flash MCU with a special programming adapter. Mode pins and reset signal is also
available at this connector.
Figure 4-7: In Circuit Programming Connector
Pin Number Pin Signal Description
1 NC Not used
2 NC Not used
3 MD0 MCU mode-pin 0
4 MD2 MCU mode-pin 2
5 INITX MCU reset signal
6 SIN4 UART4 receive data
7 SOT4 UART4 transmit data
8 SCK4 UART4 clock
9 VCC Board supply voltage
10 GND Ground
Table 4-6: In-Circuit Programming Connector
4.8 MCU Pin Connectors (J1-J4)
All MCU pins are directly connected to the four pin header around the MCU. The last two
pins of the pin header J1, J2, J3 and J4 are unused (see PCB overprint).
Connector MCU Pins
J1 1-52
J2 53-104
J3 105-156
J4 157-208
Table 4-7: MCU Pin Connectors
On the PCB, the corresponding pin numbers of the MCU are written next to the connector
pins.