6.3 Configuration and Firmware Programming

Configuration and Firmware Programming modes are entered according to the system configuration I/O pins. The following table provides the system configuration settings. The P2_0 and P2_4 pins have internal pull-up.

Table 6-1. SYSTEM CONFIGURATION SETTINGS
P2_0	P2_4	EAN	Operating mode
High	High	Low	Flash Application mode
High	High	High	ROM Application mode
Low	High	Low	Flash Test mode (EEPROM programming)
Low	High	High	ROM Test mode (Flash programming)
Low	Low	High	Boot mode (Flash programming)

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