Microchip Technology BM78, Руководство пользователя

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Hardware
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2016 Microchip Technology Inc. DS70005246A-page 19
Table 2-3 provides the switch positions of the BM78 EVB.
Table 2-4 provides the mode and switch positions for the BM78 EVB.
TABLE 2-4: BM78 EVB MODE SWITCH POSITIONS
2.1.4 LED
The BM78 EVB contains one LED (D1) which displays the connection status.
2.1.5 Jumpers
Table 2-5 describes the pin, signal, and pin description of the Jumper J1.
TABLE 2-3: BM78 EVB SWITCH POSITIONS
Switch Position Switch Number 1 2 3
Pin Names P2_0 P2_4 EAN
ON State Low Low High
Pin Functions Test Mode
High = Applica-
tion Mode
Low = Test Mode Flash Write
High = Flash
Write Enable
Low = Flash
Write Disable Boot by
Flash or ROM
High = Boot from
ROM
Low = Boot from
Flash
Mode
Switch
Positions
PIN Definition
1/P2_0 2/P2_4 3/EAN
Flash Write Flash ON ON ON
ROM
Test
(Write EEPROM) ON OFF ON
Application
(default) OFF OFF ON
Flash
Test
(Write EEPROM) ON OFF OFF
Application
(default) OFF OFF OFF
TABLE 2-5: GROUND TEST CONNECTOR
Part Number Pin Signal Pin Description
J1 1 GND Ground Test Pin
2 GND Ground Test Pin