GE MAC 1200 Service Manual page 40

In Circuit Programming Port
ISP/
Pin Number Signal
1 ISP_SCLK
2 GND
3 ISP_MODE
4 NC
5 NC
6 ISP_SDI
7 ISP_SDO
8 +2.5V
9 NC
10 NC
2-22
Functional Description: Internal Interfaces
With the In Circuit Programming Port, both CPLDs can be programmed or updated
in a Daisy Chain queue.
Connector denotation:
Type:
The function of the individual pins is given in the following table. The definition as
an input/output is seen with reference to PCB Control CS_CI.
Input/Output
Input Serial ISP Clock
Logic Ground
Input ISP Mode Select
Not connected
Input Not connected
Input Serial Data In
Output Serial Data Out
Logic supply
MAC 1200 resting ECG analysis system
2012250-095
ISP/
Male connector, 2 x 5-pin, 180°, Pin 4: coding pin
Function
0: ISP enable
Definition
Revision D