UPD61052 NEC, UPD61052 Datasheet - Page 13

• Manufacturer Part Number: UPD61052
• Description: MPEG2 Audio / Video Encoder
• Manufacturer: NEC

(2) Instruction ROM interface
1.9
1.10 N-Wire
the pin becoming low level.
CA5 to CA0/
FA5 to FA0
OS7 to OS0/
FA13 to FA6
OVOUT5 to OVOUT0/
FA19 to FA14
CD7 to CD0/
FD7 to FD0
CWAIT/FOE
SCLK
STCLK
PSTOP
PWM
RESET
IE Port for firmware of Internal CPU evaluation
When not connecting an in-circuit emulator, take countermeasures against noise by pulling up the NDI pin to avoid
NMOD
NCLK
NRST
NDI
NDO
Clock, Reset
Name
Name
Name
IO
IO
IO
O
O
O
O
O
O
I
I
I
I
I
I
I
I
I
187, 185 to 181
65 to 63, 61, 59
to 56
206 to 201
172, 170 to
166, 164, 162
161
28
34
29
40
151
178
174
176
179
180
Pin Number
Pin Number
Pin Number
Data Sheet S15082EJ4V0DS
Address
Address
Address
Data
Output enable
System clock
System time clock
Internal PLL operation control
L: Normal, H: Internal PLL stop
PWM output
Reset
Pin used when connecting IE
Pull up when connecting IE
Serial clock
N-wire reset
Data input
Data output
Function
Function
Function
µ
PD61051, 61052
L
↑
↑
H
L
H
↑
L
Polarity
Polarity
Polarity
Active
Active
Active
13