User Manual

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CL5ADAH2Z
Confidential
2020.11.05 rev.1.1
No. Pin Name Direction Type
Recommendation
for Unused pin
Description
D8 UART0_TX O D, PU - UART0 transmitting data
D9 UART0_CTS IO D, PU Open UART0 clear to send
D10 VDD_XO O P - VDD_XO out
E1 EJ_TDO IO D, PU Open Reserved
E2 EJ_TDI IO D, PD Open Reserved
E3 SC_SWP IO D, PD Open Host wakeup
E4 PMU_POWER_BUTTON I A PU*
Reserved
Internal pull up.
*If it is connected to VBAT, it is
PU (min: 200kΩ).
It is unconnected, it is PU
(min:600kΩ). Pull source is
VRTC.
E5 DCDC_1v3 O P - DCDC_1v3 out
E6 GND - - - Ground
E7 GND - - - Ground
E8 UART0_RTS IO D, PU Open UART0 request to send
E9 GND - - - Ground
E10 RESERVED0_USB_DN - - Open Reserved
F1 EJ_TCK IO D, PD Open Reserved
F2 EJ_TMS IO D, PD Open Reserved
F3 VDD_DIG O P - VDD_DIG out
F4 DEBUG_SEL IO D, PD Open
HW pin for EJTAG chain
selection, PD (100kΩ) for MIPS
chain, and PU for ARM chain.
F5 TEST - - Ground Reserved
F6 GND - - - Ground
F7 GND - - - Ground
F8
AUX_ADC4
(BOOST_EN)
IO D, PD Open
1.8V = enable the external DC-
DC for VBAT_FEM power
F9 RESERVED2_USB3V - - Open Reserved
F10 RESERVED0_USB_DP - - Open Reserved
G1 GND - - - Ground
G2 PMU_SHUTDOWN I A PU*
Shutdown active low. HW reset
Internal pull up.
*If PMU_VBACKUP is
connected to VBAT, it is PU
(min: 200kΩ).
PMU_VBACKUP is
unconnected, it is PU
(min:600kΩ). Pull source is
VRTC.