UPD77019-013 NEC, UPD77019-013 Datasheet - Page 12
UPD77019-013
Manufacturer Part Number
UPD77019-013
Description
16 bits/ Fixed-point Digital Signal Processor
Manufacturer
NEC
Datasheet
1.UPD77019-013.pdf
(56 pages)
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12
Remark
SCK1
SORQ1
SOEN1
SO1
SIEN1
SI1
SCK2
SOEN2
SO2
SIEN2
SI2
SIAK1
• Serial interface
Symbol
The state of the pins added 3S becomes high impedance, when data output have been finished or RESET is input.
50
53
54
52
49
48
59
57
58
60
61
51
Pin No.
Preliminary Data Sheet
O (3S)
O (3S)
I/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 enable
Serial data output 2
Serial input 2 enable
Serial data input 2
Serial input 1 acknowledge
Function
PD77019-013
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