ST7265x
Pin
Pin Name
Level Port / Control
Input
Output
Main
Function
(after reset)
Alternate Function
1 45 61 VSSA
S
2 46 62 VSS2
S
3 47 63 OSCIN
I
4 48 64 OSCOUT
O
Analog ground
Digital ground
Input/Output Oscillator pins. These pins con-
nect a 12 MHz parallel-resonant crystal, or an
external source to the on-chip oscillator.
1 If the peripheral is present on the device (see Device Summary on page 1)
2 A weak pull-up can be enabled on PE5 input and open drain output by configuring the PEOR register
and depending on the PE5PU bit in the option byte.
13/166
1