參數(shù)資料
型號: UPD77015
廠商: NEC Corp.
元件分類: 數(shù)字信號處理
英文描述: 16 bits, Fixed-point Digital Signal Processor
中文描述: 16位定點(diǎn)數(shù)字信號處理器
文件頁數(shù): 15/60頁
文件大?。?/td> 424K
代理商: UPD77015
15
μ
PD77015, 77017, 77018
Recommended connection
connect to V
DD
open
connect to V
DD
or GND, via a resistor
open
connect to V
DD
open
connect to V
DD
or GND
connect to GND
open
connect to V
DD
or GND
connect to V
DD
open
connect to V
DD
or GND, via a resistor
connect to GND, via a resistor
open
open(pull-up internally)
open
Pin I/O
INT1 - INT4
I
X/Y
O
DA0 - DA13
O
D0 - D15
Note1
I/O
MRD
O
MWR
O
WAIT
I
HOLDRQ
I
BSTB
O
HOLDAK
O
SCK1, SCK2
I
SI1, SI2
I
SOEN1, SOEN2
I
SIEN1, SIEN2
I
SORQ1
O
SO1, SO2
O
SIAK1
O
HA0, HA1
I
HCS
I
HRD
I
HWR
I
HRE
O
HWE
O
HD0 - HD7
Note2
I/O
P0 - P3
I/O
TCK
I
TDO, TICE
O
TMS, TDI
I
CLKOUT
O
1.2 Recommended Connection for Unused Pins
Note 1.
Can leave open, if no access to external data memory is
executed in the whole of program.
Can leave open, if HCS, HRD, HWR are fixed to high level.
2.
Remark
I:
Input pin
Output pin
O:
I/O: Input/Output pin
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