RTC与恒压涓流充电器
DS12R885/DS12CR887/DS12R887
摩托罗拉总线读/写时序
PW
ASH
AS
t
ASD
t
CYC
DS
PW
EL
t
RWS
读/写
t
CH
CS
t
CS
t
DSW
AD0–AD7
写
t
翔升
AD0–AD7
读
t
AHL
t
DHR
t
DDR
t
DHW
PW
EH
t
RWH
t
ASED
英特尔总线写时序
t
CYC
AS
t
ASD
DS
t
ASD
读/写
PW
翔升
t
CS
CS
t
翔升
AD0–AD7
写
t
AHL
t
DSW
t
DHW
PW
EH
t
CH
PW
ASH
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5
