ssd1908 Solomon Systech Limited:, ssd1908 Datasheet - Page 24

• Manufacturer Part Number: ssd1908
• Description: Lcd Drivers,lcd Controllers
• Manufacturer: Solomon Systech Limited:

5.6
These pins are used for configuration of the SSD1908 and must be connected directly to IOV
of CF[5:0] is latched on the rising edge of RESET# or after the software reset function is activated (REG[A2h] bit
0). Changing state at any other time has no effect.
5.7
Note
1
Solomon Systech
If the target MC68K bus is 32-bit, then these signals should be connected to D[31:16].
Summary of Configuration Options
Host Bus Interface Pin Mapping
SSD1908 Pin
Configuration
RD/WR#
RESET#
A[17:1]
D[15:0]
WAIT#
WE0#
WE1#
Name
M/R#
SSD1908
CLKI
CS#
RD#
BS#
A0
CF[2:0]
CF[7:6]
Input
CF3
CF4
CF5
Connected to
Generic #1
BUSCLK
RESET#
A[17:1]
D[15:0]
WAIT#
WE0#
WE1#
RD1#
RD0#
V
Connected to IOV
Table 5-6 : Summary of Power-On/Reset Options
SS
Select host bus interface as follows:
Note: The host bus interface is 17-bit only.
Configure GPIO pins as inputs at
power-on
Big Endian bus interface
WAIT# is active high
CLKI to BCLK divide select:
Table 5-7 : Host Bus Interface Pin Mapping
1 (Connected to IOV
External Decode
Connected to
CF2
0
0
0
0
1
1
1
1
CF7 CF6
0
0
1
1
Generic #2
BUSCLK
RESET#
D[15:0]
A[17:1]
WAIT#
IOV
BHE#
WE#
RD#
A0
DD
DD
CF1
0
0
1
1
0
0
1
1
0
1
0
1
Connected to
Connected to
MC68K #1
Motorola
DTACK#
RESET#
D[15:0]
DD
A[17:1]
IOV
IOV
UDS#
CF0
0
1
0
1
0
1
0
1
LDS#
R/W#
CLK
AS#
)
External Decode
Power-On/Reset State
Oct 2003
DD
DD
CLKI to BCLK Divide Ratio
1
1:1
2:1
3:1
4:1
Host Bus
SH-3/SH-4
MC68K #1
Reserved
Generic#1
Generic#2
Reserved
DragonBall (MC68EZ328/MC68VZ328)
Reserved
Configure GPIO pins as outputs at power-on
(for use by HR-TFT when selected)
Little Endian bus interface
WAIT# is active low
MC68EZ328/
Connected to
Connected to
Connected to
MC68VZ328
DragonBall
Motorola
DTACK#
RESET#
P 14/14
A[17:1]
D[15:0]
UWE#
IOV
IOV
LWE#
CSX#
CLKO
OE#
V
SS
DD
DD
0 (Connected to V
Rev 1.0
Connected to
RD/WR#
RESET#
WAIT#/
Hitachi
D[15:0]
A[17:1]
WE0#
WE1#
CSn#
CKIO
SH-3
VSS
RD#
BS#
DD
SS
Connected to
or V
)
RD/WR#
RESET#
Hitachi
A[17:1]
D[15:0]
WE0#
WE1#
SSD1908
RDY#
CSn#
CKIO
SH-4
VSS
BS#
RD#
SS
. The state