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Introduction
1-10
© Copyright ARM Limited 1999. All rights reserved.
ARM DUI 0125A
1.4 Test points
The core module provides two ground and five signal test points as an aid to debug.
These are illustrated in Figure 1-4.
Figure 1-4 Test points
The functions of the test points are summarized in Table 1-2.
Table 1-2 Test point functions
Test point Name Function
TP1 GND Ground
TP2 GND Ground
TP3 FCLKOUT Clock output from the ARM940T microprocessor core
TP4 LBCLK Local memory bus clock
TP5 Core clock Clock supplied to the ARM940T microprocessor core
TP6 VDD940T Output from voltage regulator
TP7 ADJ ADJ pin of voltage regulator
TP1
TP2
TP3
TP4
TP5
TP6
TP7
Voltage
regulator