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4.2 Attaching the Adapter to a PROM Programmer
As shown in Figure 4.1, attach the No. 1 pin of the PCA7402E connector (standard-pitch 32-pin pin-
header mounted) to the No. 1 pin of the IC socket of the PROM programmer.
Be careful when attaching to the PROM programmer because incorrect insertion
can cause fatal damage to the MCU.
Figure 4.1 Attaching the adapter to a PROM programmer
4.3 Setting the Jumper Switch
(1) Jumper switch SW1
You can not set the SW1 to "1M". Set this switch to "4M" to use.
For details on the jumper switch setting, see Table 4.1 and Figure 4.2.
•SW1: 1M ............................... Prohibited
•SW1: 4M ............................... To write to OSD/Internal ROM
Table 4.1 Jumper switch setting
Figure 4.2 Jumper switch setting
Note: SW1 ....4M
Do not change this setting.
SW1
OSDROM 4M
Internal ROM 4M