Table 13.1 The Register List Of Parallel Port; Table 13.2 Bit Map Of The Epp Registers - Hitachi HD64465 User Manual

Table 13.1 The Register List of Parallel Port

SPP/EPP Mode
Name
Data Port Register
Status Port Register
Control Port Register
EPP Address Port Register(*)
EPP Data Port0 Register(*)
EPP Data Port1 Register(*)
EPP Data Port2 Register(*)
EPP Data Port3 Register(*)
(*)These registers are only used in EPP mode.
ECP Mode
Name
Data Port Register(data)
ECP Address FIFO Register(ecpAFifo)
Status Register(dsr)
Control Register(dcr)
Parallel Port Data FIFO(cFifo)
Test FIFO(tFifo)
Configuration Register A(cnfgA)
Configuration Register B(cnfgB)
Extended Control Register(ecr)

Table 13.2 Bit Map of the EPP Registers

Register Address
Data Port H'1000A000 R/W
Status Port H'1000A002 R
Control Port H'1000A004 R/W
EPP Address Port H'1000A006 R/W
EPP Data Port0 H'1000A008 R/W
EPP Data Port1 H'1000A00A R/W
EPP Data Port2 H'1000A00C R/W
EPP Data Port3 H'1000A00E R/W
Rev. 3.0, 03/01, page 172 of 390
Address
H'1000A000
H'1000A002
H'1000A004
H'1000A006
H'1000A008
H'1000A00A
H'1000A00C
H'1000A00E
Address
H'1000A000
H'1000A000
H'1000A002
H'1000A004
H'1000A010
H'1000A010
H'1000A010
H'1000A012
H'1000A014
I/O D0 D1 D2
PD0 PD1 PD2
TMOUT 1 1
STB AFD INIT
PD0 PD1 PD2
P0D0 P0D1 P0D2 P0D3
P1D0 P1D1 P1D2 P1D3
P2D0 P2D1 P2D2 P2D3
P3D0 P3D1 P3D2 P3D3
Register Size(Bit)
8
8
8
8
8
8
8
8
Register Size(Bit)
8
8
8
8
8
8
8
8
8
D3 D4 D5 D6
PD3 PD4 PD5 PD6
ERR# SLCT PE ACK#
SLIN IRQE PDDIR 1
PD3 PD4 PD5 PD6
P0D4 P0D5 P0D6
P1D4 P1D5 P1D6
P2D4 P2D5 P2D6
P3D4 P3D5 P3D6
Access Size(Bit)
8
8
8
8
8
8
8
8
Access Size(Bit)
8
8
8
8
8
8
8
8
8
D7 Mode
PD7 SPP/EPP
BUSY# SPP/EPP
1 SPP/EPP
PD7 EPP
P0D7 EPP
P1D7 EPP
P2D7 EPP
P3D7 EPP