Specifications

CoreModule/PC Technical Manual
4-12
Register Bit Function In/Out Active
Hi/Lo
J3/J7
Pin
DB25F
Pin
DATA
378h
0
1
2
3
4
5
6
7
Data 0
Data 1
Data 2
Data 3
Data 4
Data 5
Data 6
Data 7
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
High
High
High
High
High
High
High
High
3
5
7
9
11
13
15
17
2
3
4
5
6
7
8
9
CONTROL
37Ah
0
1
2
3
4
5
6
7
-STROBE
-AUTOFD
-INIT
-SEL IN
IRQ enable
-POE
1
1
I/O*
I/O*
I/O*
I/O*
---
---
---
---
Low
Low
High
Low
High
Low
---
---
1
2
6
8
---
---
---
---
1
14
16
17
---
---
---
---
STATUS
379h
0
1
2
3
4
5
6
7
1
1
1
-ERROR
SEL OUT
PAPER EMPTY
-ACK (IRQ)
BUSY
---
---
---
In
In
In
In
In
---
---
---
High
High
High
High
Low
---
---
---
4
25
23
19
21
---
---
---
15
13
12
10
11
* See section 4.4.2
Table 4-7. Parallel Port Register Bits
4.5 BYTE-WIDE MEMORY SOCKET
The 32-pin byte-wide memory socket, S0, supports a variety of 28- and 32-pin JEDEC pinout
memory devices, including EPROM, Flash EPROM, and nonvolatile RAM (NOVRAM) modules.
Chapter 2 includes tables indicating the types and capacities of the memory devices that the socket
will hold. Ampro's Solid State Disk (SSD) support within the ROM-BIOS and SSD Support