SNC88340 Datasheet, PDF (4/14 Pages) SONiX Technology Company – 24-Channel MIDI/Speech Controller

SNC88340
24-Channel MIDI/Speech Controller
3 PIN ASSIGNMENT
Symbol
P00 ~ P07
P10 ~ P17
P20 ~ P27
VDDVR
GNDVR
VDDPP
GNDPP
CVDD
VDD
GND
REGOUT
RST
XIN
XOUT
LXIN
LXOUT
CKSEL
TestM
VO1
VO2
BN0
BP0
I/O
Function Description
I/O Bit7 ~ Bit0 of I/O port 0
I/O Bit7 ~ Bit0 of I/O port 1
I/O Bit7 ~ Bit0 of I/O port 2
P Positive power supply for ROSC
P Negative power supply for ROSC
P Positive power supply for Direct Drive
P Negative power supply for Direct Drive
P Positive power supply for internal circuit
P Positive power supply for I/O
P Negative power supply
P 3V regulator output
I Chip Reset (Active low)
I High clock Crystal In
O High clock Crystal Out
I Low clock Crystal In
O Low clock Crystal Out
Clock type select
I ‘VDD’ RC oscillator
‘GND’Crystal
I Test Pin
O DA1 output
O DA2 output
O Direct Drive negative output
O Direct Drive positive output
Ver: 1.6
4
Sep. 8, 2006