Korg X3 User Manual

UPD70433GD (CPU)
PIN FUNCTION
PIN NAME I/O FUNCTION
P00-P07 I/O PORT 0
NMI I
NON MASKABLE INTERRUPT
INTP0-1NTP5
I EXTERNAL
INTERRUPT REQUEST
P20-P21 I/O
PORT
2
TXDO-TXDl Q
TRANSMIT DATA OUTPUT
RXDO-RXDl I
RECEIVE DATA INPUT
TXC 0
TRANSMIT CLOCK OUTPUT
CTSO I
ENABLING SIGNAL INPUT
SCKl 0 SIRIAL
CLOCK OUTPUT
P40-P47 I/O PORT 4
P50-P52 I/O PORT 5
ANI0-ANI3 I ANALOG
SIGNAL INPUT
P70-P77
I/O
PORT 7
DMARQO-DMARQl
I DMA REQUEST SIGNAL
INPUT
GND
—
GROUND
VDD
—
+5V POTENTIAL
AVSS
—
ANALOG GROUND
AVDD
—
ANALOG +5V POTENTIAL
AVREF I
REFERENCE POTENTIAL
INPUT FOR A/D CONVERTER
RESET I
SYSTEM RESET SIGNAL INPUT
XI. X2
I SYSTEM CLOCK
INPUT
CLKOUT 0 SYSTEM CLOCK
OUTPUT
ASTB
0 ADDRESS STROBE
SIGNAL OUTPUT
RD
0 DATA READ
STROBE SIGNAL OUTPUT
WRL 0
LOW BIT DATA
WRITE STROBE SIGNAL
OUTPUT
WRH 0
MIGHT BIT DATA WRITE STROBE SIGNAL
OUTPUT
READY I
READY SIGNAL INPUT
DEX
0 DATA BUS ENABLE SIGNAL
OUTPUT
RAS 0 DRAM ROW ADDRESS
LATCH TIMMING
SIGNAL OUTPUT
D8/D16 I
BUS SIZE
SELECT INPUT
BUSLOCK 0 BUS
LOCK SIGNAL OUTPUT
POLL
I
POLL SIGNAL INPUT
HLDRQ
I BUS HOLD
REQUEST SIGNAL
INPUT
HLDAK
0 BUS HOLD ACKNOWLEDGE SIGNAL
OUTPUT
AD0-AD15 I/O
ADDRESS/DATA SIGNAL
A16-A23 0
ADDRESS SIGNAL OUTPUT
lORD
0 I/O READ STROBE SIGNAL OUTPUT
lOVR
0 I/O WRITE
STROBE SIGNAL OUTPUT
DNAAKO-DMAAKl 0
DMA ACKNOWLEDGE SIGNAL OUTPUT
TCEO-TCEl
0 DMA FINISH SIGNAL
OUTPUT
31

Korg X3 Specifications

General

Polyphony	32 voices
Multitimbral	16 parts
Presets	200 programs, 200 combinations
User Patches	100 programs, 100 combinations
MIDI	In, Out, Thru
Weight	10.5 kg
Type	Workstation
Keyboard	61 keys
Sequencer	16-track
Display	LCD
Outputs	Stereo
Memory	Internal