Table 16. J11-Dis_Flash; Table 17. J12-5Vdc/3.3Vdc For An Embedded Modem - ZiLOG eZ80L92 User Manual

Jumper J11
The J11 jumper connection controls access to the Flash memory device.
When the shunt is placed, access to the Flash device is disabled/pre-
vented. See Table 16.
Shunt
Status Function
IN All access to Flash on the eZ80L92
Module is disabled.
OUT Flash on the eZ80L92 Module is
enabled.
Jumper J12
The J12 jumper connection controls the selection of a 5V or 3VDC
power supply to the embedded modem, if an embedded modem is used.
See Table 17.
Table 17. J12—5VDC/3.3VDC for an Embedded Modem
Shunt
Status Function
1–2 5VDC is provided to power the embedded modem.
2–3 3.3VDC is provided to power the embedded modem. Embedded modem.
UM012906-0103
Table 16. J11—DIS_Flash
Affected Device
Flash on eZ80L92 Module.
Flash on eZ80L92 Module.
PRELIMINARY
eZ80L92 Development Kit
User Manual
Affected Device
Embedded modem.
Operational Description
37