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UPD17708 Datasheet(PDF) 84 Page - Renesas Technology Corp

No. de pieza UPD17708
Descripción Electrónicos  MOS INTEGRATED CIRCUIT
PDF  358 Pages
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Fabricante Electrónico  RENESAS [Renesas Technology Corp]
Página de inicio  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

UPD17708 Datasheet(HTML) 84 Page - Renesas Technology Corp

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µPD17704, 17705, 17707, 17708, 17709
82
Table 8-2. Control Functions of Port Input/Output Selection Registers (1/2)
Peripheral
Port Input/Output Selection Register
Control Function
At Reset
Clock
Hardware
Name
Address
Read/
Function
Set value
Power- WDT
CE
Stop
(BANK15)
Write
Symbol
ON
& SP
reset
01
reset
reset
Input/
Port 0D pull-
66H
R/W
P0DPLD3
Selects pull-down resistor of P0D3 pin
Pull-down
Pull-down
00
Retained Retained
output
down resistor
P0DPLD2
Selects pull-down resistor of P0D2 pin
resistor used resistor not used
port
selection
P0DPLD1
Selects pull-down resistor of P0D1 pin
P0DPLD0
Selects pull-down resistor of P0D0 pin
Group I/O
67H
R/W
P3DGIO
Selects input/output of port 3D
Input
Output
0
0
Retained Retained
selection
P3CGIO
Selects input/output of port 3C
P3BGIO
Selects input/output of port 3B
P3AGIO
Selects input/output of port 3A
Port 2D bit I/O
68H
R/W
0
Fixed to “0”
0
0
Retained Retained
selection
P2DBIO2
Selects input/output of port P2D2
Input
Output
P2DBIO1
Selects input/output of port P2D1
P2DBIO0
Selects input/output of port P2D0
Port 2C bit I/O
69H
R/W
P2CBIO3
Selects input/output of port P2C3
Input
Output
0
0
Retained Retained
selection
P2CBIO2
Selects input/output of port P2C2
P2CBIO1
Selects input/output of port P2C1
P2CBIO0
Selects input/output of port P2C0
Port 2B bit I/O
6AH
R/W
P2BBIO3
Selects input/output of port P2B3
Input
Output
0
0
Retained Retained
selection
P2BBIO2
Selects input/output of port P2B2
P2BBIO1
Selects input/output of port P2B1
P2BBIO0
Selects input/output of port P2B0
Port 2A bit I/O
6BH
R/W
0
Fixed to “0”
0
0
Retained Retained
selection
P2ABIO2
Selects input/output of port P2A2
Input
Output
P2ABIO1
Selects input/output of port P2A1
P2ABIO0
Selects input/output of port P2A0
Port 1D bit I/O
6CH
R/W
P1DBIO3
Selects input/output of port P1D3
Input
Output
0
0
Retained Retained
selection
P1DBIO2
Selects input/output of port P1D2
P1DBIO1
Selects input/output of port P1D1
P1DBIO0
Selects input/output of port P1D0
Port 0C bit I/O
6DH
R/W
P0CBIO3
Selects input/output of port P0C3
Input
Output
0
0
Retained Retained
selection
P0CBIO2
Selects input/output of port P0C2
P0CBIO1
Selects input/output of port P0C1
P0CBIO0
Selects input/output of port P0C0
Port 0B bit I/O
6EH
R/W
P0BBIO3
Selects input/output of port P0B3
Input
Output
0
0
Retained Retained
selection
P0BBIO2
Selects input/output of port P0B2
P0BBIO1
Selects input/output of port P0B1
P0BBIO0
Selects input/output of port P0B0
b3
b2
b1
b0



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