参数资料
型号: MC33742EP
厂商: Freescale Semiconductor
文件页数: 29/71页
文件大小: 0K
描述: IC SYSTEM BASE W/CAN 48-QFN
标准包装: 260
应用: 自动
接口: SPI
电源电压: 5.5 V ~ 18 V
封装/外壳: 48-VFQFN 裸露焊盘
供应商设备封装: 48-QFN-EP(7x7)
包装: 托盘
安装类型: 表面贴装
Analog Integrated Circuit Device Data
Freescale Semiconductor
35
33742
FUNCTIONAL DEVICE OPERATION
OPERATIONAL MODES
Figure 16. Transitions to Enter Debug Modes
Figure 17. Simplified 33742S State Diagram in Debug Modes
Normal Request
Standby Debug
SPI: MCR (0000) and Normal Debug
Normal
W
at
ch
do
g
:
T
ri
g
ge
r
Reset
Reset Counter
(3.4 ms) Expired
Watchdog: Timeout 350 ms
Normal Debug
SPI: MCR (0000) and Standby Debug
Power
Down
Wake-up
SPI
:S
tandb
y&
W
atchd
og:
T
rigg
e
r
Wake-up
Normal Request
Standby Debug
SP
I:
Normal
Debug
Normal
Watc
hdog
: Trig
ger
Standby
SPI: Standby Debug
SPI
:S
tandb
yD
ebug
SP
I: N
orm
al D
ebu
g
Reset
Reset Counter
(3.4 ms) Expired
Watchdog: Timeout 350 ms
&!
BA
TF
AI
L
&
NOS
T
OP
&
SPI
:Sleep
SPI: Normal Debug
Normal Debug
SP
I: St
andb
y D
eb
ug
Stop Debug
SP
I:
S
to
p
Wa
ke
-u
p
E
SP
I:
S
top
Deb
ug
&
CS
Low
to
High
T
ransit
ion
R
(1) If Stop mode is entered, it is entered without watchdog, no matter the WDSTOP bit.
(E) Debug mode entry point (Step 5 of the Debug mode entering sequence).
(R) Represents transitions to Reset mode due to V1 low.
Sleep
Stop (1)
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