L9803 STMicroelectronics, L9803 Datasheet - Page 35
L9803
Manufacturer Part Number
L9803
Description
Super Smart Power Motor Driver With 8-bit Mcu, Ram, Eeprom, Adc, Wdg, Timers, Pwm And H-bridge Driver
Manufacturer
STMicroelectronics
Datasheet
1.L9803.pdf
(126 pages)
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L9803
Note:
Figure 16. I/O Port General Block Diagram
Table 5.
Legend: NI - not implemented
The diode to V
the pad and V
Output
Input
REGISTER
ACCESS
INTERRUPT
SOURCE (ei
EXTERNAL
Configuration Mode
Off - implemented not activated
On - implemented and activated
Floating with/without Interrupt
Pull-up with/without Interrupt
Push-pull
Open Drain (logic level)
True Open Drain
DDR SEL
OR SEL
DR SEL
I/O Port Mode Options
SS
DDR
x
DD
DR
OR
)
is implemented to protect the device against positive stress.
is not implemented in the true open drain pads. A local protection between
POLARITY
SELECTION
ALTERNATE
OUTPUT
ALTERNATE
ENABLE
If implemented
1
0
FROM
OTHER
BITS
1
0
Pull-Up
On
Off
Off
NI
N-BUFFER
PULL-UP
CONFIGURATION
P-Buffer
Off
On
Off
NI
SCHMITT
TRIGGER
CMOS
V
DD
NI (see note)
to V
On-Chip Peripherals
On
P-BUFFER
(see table below)
V
DD
DD
DIODES
(see table below)
PULL-UP
(see table below)
Diodes
ALTERNATE
ANALOG
INPUT
INPUT
PAD
to V
On
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