Philips DVDR615 Service Manual page 156

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EN 156 9.
Pin description
...continued
Symbol Pin Type
IRQN 35 OD
OSTR 36 I hy
pd
RESETN 37 I hy
pd
RWN 38 B
V 39 P
SSD2
V 40 P
DDD2
BANK 41 I hy
pd
TEST2D 42 I pd
SDA 43 BOD
SCL 44 I
[1] All supply pins must be connected to the same external power supply voltage
[2] All inputs are 5V tolerant – i.e. they will drive the supply voltage (3.0-3.6V), but will work correctly
when interface to a 5V drive device
[3] The pin type definition is given below:
PinType Definition Table
Type Definition
I input
O output
OD open drain
B bi-directional
BOD bi-directional
open drain
T tri-state output
AI analog input
AO analog output
AB analog
bi-directional
P power
connection
hy hysteresis on
input
pd hysteresis on
output
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DVDR615/69 Circuit-, IC descriptions and list of abbreviations
Drive Description
/Thr.
M Interrupt Request Not – active low interrupt request
T OPC Strobe – request step in alpha setpoint / Board
test input
T Reset Not – active low reset input
M/T Read/Write not – indicates power setpoints/Board test
IO
- Digital Core Supply
- Digital Core Supply
T CAV setpoint switching input signal / Board test IO
T Test pin
I 2 C
M/T Serial Data
I 2 C
T Serial Clock
Figure 9-28