UPD77016 NEC, UPD77016 Datasheet - Page 11
UPD77016
Manufacturer Part Number
UPD77016
Description
16 bits/ Fixed-point Digital Signal Processor
Manufacturer
NEC
Datasheet
1.UPD77016.pdf
(56 pages)
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Part Number:
UPD77016GM
Manufacturer:
NEC
Quantity:
20 000
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Remark
SCK1
SORQ1
SOEN1
SO1
SIEN1
SI1
SCK2
SORQ2
SOEN2
SO2
SIEN2
SI2
SIAK1
SIAK2
• Serial interface
Symbol
The state of the pins added 3S becomes high impedance, when data output have been finished or RESET is input.
65
68
69
67
64
63
76
73
72
74
77
78
66
75
Pin No.
O (3S)
O (3S)
I/O
O
O
O
O
I
I
I
I
I
I
I
I
Clock input for serial 1
Serial output 1 request
Serial output 1 enable
Serial data output 1
Serial input 1 enable
Serial data input 1
Clock input for serial 2
Serial output 2 request
Serial output 2 enable
Serial data output 2
Serial input 2 enable
Serial data input 2
Serial input 1 acknowledge
Serial input 2 acknowledge
Function
PD77016
11
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