Specifications

SUNRISE Technology Co., Ltd. Proprietar
y
&
ConfidentialInformation
Sunrise AI00240 
23

Only one peripheral can be assigned to drive a particular GPIO pin at a time. Failing to do so
may result in unpredictable behavior.
Table 128: GPIO configuration
UARTpin Direction  Outputvalue 
RXD  Input  Notapplicable
CTS  Input  Notapplicable
RTS  Output  1
TXD  Output  1
UART electrical specification
Symbol Description Min.  Typ. Max. Units
f
UART

BaudrateforUART
41
.  
1000 kbps
I
UART1M

Runcurrentatmaxbaudrate.

55

µA
I
UART115k

Runcurrentat115200bps.

55

µA
I
UART1k2

Runcurrentat1200bps.

55

µA
I
UART,IDLE

IdlecurrentforUART

1

µA
t
UART,CTSH

CTShightime 1 
 
µs
t
UART,START,LP

TimefromSTARTRX/STARTTXtaskto
transmissionstarted,low
 powermode

t
UART,
STA

+

µs
 
t

t
UART,START,CL

TimefromSTARTRX/STARTTXtasktotransmission
started,  constant latency mode

1

µs