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W58300
Publication Release Date: March 1999
- 3 - Revision A2
PIN DESCRIPTION
NAME
I/O
I
I
I
DESCRIPTION
TG1
TG2
TG3/IRIN
Direct trigger input 1, internally pulled high
Direct trigger input 2, internally pulled high
Direct trigger input 3 or IR input, internally pulled high. Once this pin is
pulled low, the oscillation circuit will be active, even in the standby mode.
Direct trigger input 4, internally pulled high
Direct trigger input 5, internally pulled high
Direct trigger input 6, internally pulled high
Direct trigger input 7, internally pulled high
Direct trigger input 8, internally pulled high
LED1 output
Stop signal A or Busy signal
Stop signal B
LED2 output or Stop signal C
Stop signal D
Stop signal E
Stop signal F
Stop signal G
Stop signal H
IR signal output pin, active low
Negative power supply
Reset all, functions as POR, internally pulled high
TG4
TG5
TG6
TG7
TG8
LED1
STPA/BUSY
STPB
LED2/STPC
STPD
STPE
STPF
STPG
STPH
IROUT
V
SS
I
I
I
I
I
O
O
O
O
O
O
O
O
O
O
-
I
RESET
AUD/SPK+
SPK-
V
DDE
V
DD
OSC/X
IN
OSCO/X
OUT
SEL
O
O
-
-
I
O
I
Current type output or PWM output for speaker
PWM output
Positive power supply for serial interface
Positive power supply
Ring oscillator input or crystal input
Ring oscillator clock output or crystal clock output
Ring/Crystal oscillator select, internally pulled high. Floating for Ring and
grounded for crystal.
Test pin, internally pulled low
READ pulse clock output for serial interface
DATA pin for the serial interface
WRITE pulse clock output for serial interface
Disable all of the serial interface pins
TEST
RDP
DATA
WRP
I
O
I/O
O
I
DISOTP
FUNCTIONAL DESCRIPTION