ADSP-CM403F EZ-KIT Lite Evaluation System Manual
2-11
ADSP-CM403F EZ-KIT Lite Hardware Reference
Table 2-4. Output Signals of Microchip GPIO Expander
(U27 Port B)
Bit Signal Name
Description
FET
Processor Signal
(if applicable)
Component
Connected
Default
0
CAN0_EN
Enables CAN 0,
enabled by default
U15/
U16
PC_00/
CAN0_TX
/
SPT1_BTDV/UART1_
TX/SMC0_A04
and
PB_
15/
CAN0_RX
/SPT1_
ATDV/UART1_RX/
SMC0_A03/TM0_ACI4
U26
Low
1
PUSHBUTTON1_EN
PF_10
is used as GPIO
input for push button
1, enabled by default
U21
PF_10
/ETH0_
PTPCLKIN
U39
Low
2
PUSHBUTTON2_EN
PE_08
is used as GPIO
input for push button
2, enabled by default
U20
PE_08
/ETH0_PTPPPS/
SMC0_A22/CNT2_ZM
U39
Low
3
LED1_GPIO_EN
PE_07
is used as GPIO
output for LED1,
enabled by default
U19
PE_07
/ETH0_
PTPAUXIN/SMC0_A21
U5
Low
4
LED2_GPIO_EN
PE_06
is used as GPIO
output for LED2,
enabled by default
U18
PE_06
/SMC0_A20
U5
Low
5
LED3_GPIO_EN
PE_05
is used as GPIO
output for LED3,
enabled by default
U17
PE_05
/SMC0_A19
U5
Low
6
TRACE_EXP_EN
Signals not connected
to expansion interface
U51–
55
PB_00, PB_01, PB_
02, PB_03, PC_02
J2
,
J7
High
7
SPIFLASH_J2_EN
Signals not connected
to expansion interface
by default
U32–
36
PC_03, PC_05, PC_
04, PB_10, PB_11
J2
High
