M5251C3 Evaluation Board Users Guide, Rev. 0
1-10
Freescale Semiconductor
JP10
Not fitted
External 1.2V (core) supply current measurement
JP11,JP13
Not fitted
I2S0 5V pull-up (SDA0 and SCL0)
JP12
** Fitted
External 3.3V (pad) supply current measurement
JP14
** 1-2
1.2V (core) supply from internal regulator
2-3
1.2V (core) supply from external regulator
JP15
* 1-2
Audio clock source taken from CRIN
2-3
Audio clock source taken from external pin (LRCK3)
JP16,JP19
Not fitted
I2S1 5V pull-up (SDA1 and SCL1)
JP17
Not fitted
SPI EEPROM M25P40 U14 CS enable (QSPICS0)
JP18
** 1-2
Select BDM debug mode
2-3
Select JTAG debug mode
JP20
1-2
Boot mode select, from internal ROM
* 2-3
Boot mode select, from external memory (CS0)
JP21,JP23,JP27,JP28
Not fitted
DDATA signal isolation from BDM interface
JP22,JP26,JP30
Not fitted
Internal boot ROM mode select
JP24
* 1-2 (UART0)
RS232 transceiver RX select
JP25
1-2
SPI EEPROM M25P40 U14 write protected (WP)
2-3
SPI EEPROM M25P40 U14 write enabled
JP29
* 1-2 (UART0)
RS232 transceiver TX select
JP31
Not fitted
RS232 transceiver RTS select
JP32
1-2
Wireless module M1 WAIT signal connected to IDEIORDY
2-3
Wireless module M1 WAIT signal connected to TA
JP33
Not fitted
RS232 transceiver CTS select
JP34
1-2
Push button S2 connected to interrupt capable GPIO1
2-3
Push button S2 connected to WAKEUP pin
JP36
* Fitted
Real Time Clock (RTC) supply isolation / current
measurement
JP37
Not fitted
RS232 transceiver INVALID signal connected to GPIO34
JP38
Not fitted
CAN transceiver TX select
JP39
Not fitted
CAN transceiver RX select
JP40
Not fitted
Connect CAN bus termination resistor (120R)
JP41
Not fitted
RS232 transceiver READY signal connected to GPIO8
Table 1-2 Jumper Settings (Continued)
Jumper Setting
Function
Summary of Contents for freescale M5251C3
Page 1: ...Document Number M5251C3UG Rev 0 05 2006 M5251C3 Evaluation Board Users Guide ...
Page 6: ...M5251C3 Evaluation Board Users Guide Rev 0 vi Freescale Semiconductor ...
Page 18: ...M5251C3 Evaluation Board Users Guide Rev 0 1 12 Freescale Semiconductor ...
Page 42: ...M5251C3 Evaluation Board Users Guide Rev 0 2 24 Freescale Semiconductor ...
Page 68: ...M5251C3 Evaluation Board Users Guide Rev 0 B 6 Freescale Semiconductor ...