X4, Dload Connector - EKE-Electronics EKE-Trainnet AIM2505A Technical Manual

b3 ACFAIL~
b4 BG0INOUT~
b5 BG0INOUT~
b6 ADRIN(0)
b7 ADROUT(0)
b8 ADRIN(1)
b9 ADROUT(1)
b10 ADRIN(2)
b11 ADROUT(2)
b20 GND
b21 RS485H
b22 RS485L
b23 GND
b31 5VSTDBY
b32 5VDC
c9 GND
c10 SYSFAIL~
c12 SYSRESET~
c32 5VDC

8.2.3 X4, DLOAD CONNECTOR

Connector provides download interface to the module. Connector is 16 pin dual-row
pin header. Only the pins associated with a signal are described in the table below.
Table 8.4 DLOAD Connector (X4), Pin header (16 pin dual row)
Pin Signal name
number
1 RXD
9 CDEN~
11 MODE
13 TXD
2 GND
12 VCC
14 GND
The DLOAD interface should be used with original EKE USBFloader
with an FAC1027A adapter.
AIM2505A Technical Manual V2.03
Input
Input
Output
Input
Output
Input
Output
Input
Output
Ground
Bidirectional
Bidirectional
Ground
Supply
Supply
Ground
Input
Input
Supply
Direction to Signal description
this board
Input RS232 Receive data, TTL levels
Input ADuC 7026 RESET
Input ADuC 7026 Programming mode
Output RS 232 Transmit data, TTL levels
Ground Ground
Supply +5VDC
Ground Ground
Technical Specifications
42