GE MAC 1200, Руководство по обслуживанию

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Revision D MAC

1200 resting ECG analysis system 2-21

2012250-095
Functional Description: Internal Interfaces
Interface to the Motor
The motor control signals are supplied through a 6-pin connection cable, plugged to
the connector
MOTOR/ on the PCB Control CS_CI.
Connector denotation: MOTOR/
Type: Multipoint connector 1 x 6 pin, 180°,
Reverse terminal protection, MODU II
Interfaces for Production Tests
Debug Port
The debug port is an interface for developing purposes. With the corresponding
tools, the MPC855T can be set to the debug mode, to show internal states.
Connector denotation: BDM/
Type: Male connector, 2 x 5-pin, 180°
JTAG Port
The JTAG is an interface for the production test of the processor core and the
memory. In addition, the Flash memories can be programmed with this interface.
Connector denotation: JTAG/
Type: Male connector, 2 x 5-pin, 180°, Pin 7: coding pin
The function of the individual pins is given in the table below. The definition as an
input/output is seen with reference to PCB Control CS_CI.
JTAG/
Pin Number Signal Input/Output Function Definition
1 TMS Input JTAG Test Mode Select
2 TRST_ Input Reset for Scan Chain Logic 0: Reset active
3 TDI Input Data In for JTAG Mode
4 TDO Output Data Out for JTAG Mode
5 TCK Input Serial Clock for JTAG
6 GND Logic Ground
7 PORESET_ Bi-direct Power On Reset 0: Reset active
8 EN_BJHRES_ Input Enable buffered HRESET 0: HRESET _ enabled.
9 WE[0] Bi-direct Write Enable [0] 0: Write enable
10 WE[1] Bi-direct Write Enable [1] 0: Write enable