C8051F340 Datasheet, PDF (22/282 Pages) List of Unclassifed Manufacturers – Full Speed USB Flash MCU Family

C8051F340/1/2/3/4/5/6/7
Px.x
Px.x
XTAL1
XTAL2
Internal LF
Oscillator
Internal HF
Oscillator
Clock
Multiplier
External
Oscillator
Drive
VDD
Supply
Monitor
+
-
Enable
Comparator 0
+
-
C0RSEF
Power On
Reset
'0'
Missing
Clock
Detector
(one-
shot)
EN
PCA
WDT
EN
Software Reset (SWRSF)
Errant
FLASH
Operation
(wired-OR)
Reset
Funnel
System
Clock
Clock Select
CIP-51
Microcontroller ^{System Reset}
Core
Extended Interrupt
Handler
USB
Controller
Figure 1.3. On-Chip Clock and Reset
VBUS
Transition
/RST
22
Rev. 0.5