ST72215G2 STMicroelectronics, ST72215G2 Datasheet - Page 31
ST72215G2
Manufacturer Part Number
ST72215G2
Description
8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY,ADC, 16-BIT TIMERS, SPI, I2C INTERFACES
Manufacturer
STMicroelectronics
Datasheet
1.ST72104G2.pdf
(141 pages)
Specifications of ST72215G2
Emulation Voltage
5.5 V
- Current page: 31 of 141
- Download datasheet (3Mb)
I/O PORTS (Cont’d)
Figure 21. I/O Port General Block Diagram
Table 6. I/O Port Mode Options
Legend: NI - not implemented
Input
Output
REGISTER
ACCESS
SOURCE (ei
EXTERNAL
INTERRUPT
DDR SEL
Off - implemented not activated
On - implemented and activated
OR SEL
DR SEL
Floating with/without Interrupt
Pull-up with/without Interrupt
Push-pull
Open Drain (logic level)
True Open Drain
Configuration Mode
DDR
x
DR
OR
)
POLARITY
SELECTION
ALTERNATE
OUTPUT
ALTERNATE
ENABLE
If implemented
1
0
FROM
OTHER
BITS
1
0
ST72104Gx, ST72215Gx, ST72216Gx, ST72254Gx
Pull-Up
Off
On
Off
NI
Note: The diode to V
true open drain pads. A local protection between
the pad and V
vice against positive stress.
N-BUFFER
PULL-UP
CONFIGURATION
P-Buffer
Off
On
Off
NI
SS
SCHMITT
TRIGGER
CMOS
is implemented to protect the de-
V
DD
DD
NI (see note)
to V
is not implemented in the
On
DD
P-BUFFER
(see table below)
V
Diodes
DD
DIODES
(see table below)
PULL-UP
(see table below)
ALTERNATE
ANALOG
INPUT
to V
INPUT
PAD
On
SS
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