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FUJITSU MB91F109 FR30 User Manual

Page 45

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21

1.5 Pin Functions

Note:

An I/O port and resource I/O are multiplexed, as shown like xxxx/Pxx, at most pins listed above.
If the port conflicts with resource output at this type of pin, the resource output is given priority.

92

AVRH

-

Reference voltage of A/D converter (high potential
side). Always turn the pin on or off while the
voltage equal to AVRH or higher is applied to VCC.

93

AVSS/AVRL

-

A/D converter VSS power supply and reference
voltage (low potential side)

94

to
96

VCC

-

Digital circuit power supply. Be sure to connect the
power supply to every VCC pin.

97

to
100

VSS

-

Digital circuit ground level

Table 1.5-5 Pin Functions (5/5)

NO.

Pin name

I/O circuit

format

Function