HE83005 Datasheet, PDF (22/23 Pages) King blillion Electronics Co.,Ltd. – 8-BIT MICRO-CONTROLLER

King Billion Electronics Co., Ltd
駿億電子股份有限公司
15. Application Circuit
HE83005
HE80000 SERIES
BATTERY 1
3V
VDD
R1
50K
C1 C2
0.1uF 100uF
C3
SW1
VDD
RSTP_N
0.1uF
RESET
GND
FXI
FXO
SXI
SXO
FXI
FXO
SXI
SXO
PRTD[7:0]
PRTC[7:0]
OPIN
OPIP
OPO
No External Parts is
necessary if user adopt
Internal Fast RC Clock
External Fast Clock:
Crystal osc.
FXI
20P
2MHZ
FXO
20P
External Fast Clock:
RC osc.
VDD
R > 8.2 KOhm
FXI
C: Please Ref . AN016
PWMP
PWMN
VO
Buzzer
or
Speaker
Circuit ^VDD
Passive
Bias &
Q1
Filter
NPN
Circuit
Please Refer
AN022 for Speech
Output Circuit
SP1
SPEAKER
HE83005
External Slow Clock:
Crystal osc.
SXI
20P
32.768K
SXO
20P
External Slow Clock:
RC osc.
SXI
SXO
R: Please ref . AN016
July 28, 2003
22
V3.4
This specification is subject to change without notice. Please contact sales person for the latest version before use.