SNC710
16-bit Voice Engine
3. PIN ASSIGNMENTS
Symbol
P0.0~P0.15
P1.0~P1.7
VDD
GND
CVDD
BP0
BN0
VO0
XIN/VR1
XOUT/VR2
LXIN
LXOUT
CKSEL
ALECLK
CEB
READY
CLKIN
CEIN
AD[0..7]
RST
TestM
EXTM
I/O
I/O
I
I
I
I
O
O
O
I
I/O
I
O
I
O
O
I/O
I
I
I/O
I
I
I
Function Description
I/O Port 0
Input Port 1
Positive power supply for digital I/O pad
Negative power supply for digital I/O pad &core
Positive power supply for DSP core & AD bus interface
PWM output 1
PWM output 2
DA0 converter output
High clock crystal input /RC oscillator input
High clock crystal output/RC oscillator input
Low clock oscillator input
Low clock oscillator output
Crystal/RC oscillator system clock select
System Clock output
External ROM Enable , active low
Data Ready(I)/ Reset(O)
Bus system clock in
External ROM enable in
ROM Address/Data Bus (AD Bus)
Chip reset (active low)
TEST pin
External ROM Share Mode
Ver. 1.4
4
July 30, 2003
SONIX [ SONIX TECHNOLOGY COMPANY ]
