Information

Table 10-6. EWM Signal Descriptions
Chip signal name Module signal
name
Description I/O
EWM_IN EWM_in EWM input for safety status of external safety circuits. The polarity
of EWM_in is programmable using the EWM_CTRL[ASSIN] bit.
The default polarity is active-low.
I
EWM_OUT EWM_out EWM reset out signal O
10.4.3 Clock Modules
Table 10-7. OSC Signal Descriptions
Chip signal name Module signal
name
Description I/O
EXTAL0 EXTAL External clock/Oscillator input I
XTAL0 XTAL Oscillator output O
Table 10-8. RTC OSC Signal Descriptions
Chip signal name Module signal
name
Description I/O
EXTAL32 EXTAL32 32.768 kHz oscillator input I
XTAL32 XTAL32 32.768 kHz oscillator output O
10.4.4 Memories and Memory Interfaces
Table 10-9. EzPort Signal Descriptions
Chip signal name Module signal
name
Description I/O
EZP_CLK EZP_CK EzPort Clock Input
EZP_CS EZP_CS EzPort Chip Select Input
EZP_DI EZP_D EzPort Serial Data In Input
EZP_DO EZP_Q EzPort Serial Data Out Output
Module Signal Description Tables
K20 Sub-Family Reference Manual, Rev. 2, Feb 2012
198 Freescale Semiconductor, Inc.