GE MAC 1200 ST

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