Information

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
10.4.5 Analog
Table 10-10. ADC 0 Signal Descriptions
Chip signal name Module signal
name
Description I/O
ADC0_DPn DADP[3:0] Differential analog channel inputs I
ADC0_DMn DADM[3:0] Differential analog channel inputs I
ADC0_SEn AD[23:4] Single-ended analog channel inputs I
VREFH V
REFSH
Voltage reference select high I
VREFL V
REFSL
Voltage reference select low I
VDDA V
DDA
Analog power supply I
VSSA V
SSA
Analog ground I
Module Signal Description Tables
K20 Sub-Family Reference Manual, Rev. 2, Feb 2012
200 Freescale Semiconductor, Inc.