Other Prototyping Board Modules - Rabbit Core RCM3700 User Manual

B.1.7 Other Prototyping Board Modules
An optional LCD/keypad module is available that can be mounted on the RCM3700
Prototyping Board. The signals on headers LCD1JB and LCD1JC will be available only if
the LCD/keypad module is installed. Refer to Appendix C, "LCD/Keypad Module," for
complete information.
CAUTION: Pin PB7 is connected as both switch S2 and as an external I/O bus on the
Prototyping Board. Do not use S2 when the LCD/keypad module is installed.
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