sh6614d SinoWealth Micro-Electronics Corp. Ltd, sh6614d Datasheet - Page 13

• Manufacturer Part Number: sh6614d
• Description: 4k 4-bit Microcontroller With Lcd Driver
• Manufacturer: SinoWealth Micro-Electronics Corp. Ltd

Channel 1
Channel 2
OCT1
C2M
OCT2
0
1
x
0
1
PSG
0
1
CLK
PSG CLK
Scaling ratio
C1M
Scaling ratio
0
0
1
/8
1/8
1
1/8
1
CH2EN OCT2
SELECTOR
/8
CH1 is a Sound generator.
CH1 is a Sound generator.
CH1 is a Sound generator.
CH1EN
SELECTOR
32Hz
1Hz
4Hz
8Hz
OCT1
Channel 2 is constructed by a 15-bit pseudo random counter. Channel 2 is
enabled/disabled by CH2EN
It can be a 15-bit wide-band noise generator or a 7-bit sound generator. It
can also create an alarm envelope signal.
Channel 1 is constructed by a 7-bit pseudo random counter. Channel 1 is
enabled/disabled by CH1EN. It creates either a sound frequency or an
alarm carrier frequency or a remote carrier frequency.
C2.3 ~ C2.0
GENERATOR
C2.14 ~ C2.0
DIVIDER
REGISTER
ENEVLOP
NOISE
REGISTER C1.6 ~ C1.0
2
13
Function
DIVIDER 1
CH2 is a Sound generator.
CH2 is a Noise generator.
CH2 is an Alarm mode register.
C2.14 ~ C2.0
C2.14 ~ C2.8
C1M
/2
ENEVLOP
/2
SELECTOR
C2M
CH1 OUT
CH2 OUT
SH6614D