Jumper Connection
KIT33912EVME System Basis Chip with LIN Tranceiver Setup Instructions, Rev. 2.0
Freescale Semiconductor
31
Chapter 10 Jumper Connection
10.1 Jumper Connection
The chapter gives a quick guide about the possible board configuration accomplish by the jumper selection.
Table 10-1. Jumper Connection
Name
Description
JP1
1-2 position: Disabled watchdog only if jumper JP2 is closed
Floating: Watchdog enabled only if selected jumper JP2
JP2
1-2 position: Watchdog time out is 16ms, only if jumper JP1 is open
Floating: Watchdog time out is 150ms
JP3
1-2 position: (ISENSEL) input is connected to ground
Floating: (ISENSEL) is not connected to ground
JP4
1-2 position: (ISENSEH) input is connected to current sensing resistor to measure current from (HS1) and
(HS2)
Floating: (ISENSEH) is not connected to current sensing resistor
JP5
1-2 position: (HS2) is connected to current sensing resistor, and with shorted JP4 to (ISENSEH) input
Floating: (HS2) is not connected
JP6
1-2 position: (HS1) is connected to current sensing resistor and with shorted JP4 to (ISENSEH) input
Floating: (HS1) is not connected
JP7
1-2 position: Voltage Regulator output (VDD) is connected to supply MCU
Floating: (VDD) output is not connected to supply MCU
JP8
1-2 position: Supply MC33912 High Side Switches Module from VBAT
Floating: High Side Switches Module is not powered
JP9
1-2 position: Supply MC33912 from VBAT
Floating: MC33912 is not powered
JP10
1-2 position: SPI signal Master Out Slave In (MOSI) is connected from MCU to MC33912
2-3 position: SPI signal Master Out Slave In (MOSI) is connected from J3 header to MC33912
Floating: (MOSI) is not connected
JP11
1-2 position: SPI signal Master In Slave Out (MISO) is connected from MCU to MC33912
2-3 position: SPI signal Master In Slave Out (MISO) is connected from J3 header to MC33912
Floating: (MISO) is not connected
JP12
1-2 position: SPI Clock (SCLK) is connected from MCU to MC33912
2-3 position: SPI Clock (SCLK) is connected from J3 header to MC33912
Floating: (SCLK) is not connected
JP13
1-2 position: SPI Chip Select (CS) is connected from MCU to MC33912
2-3 position: SPI Chip Select (CS) is connected from J3 header to MC33912
Floating: (CS) is not connected