ST6200 STMICROELECTRONICS [STMicroelectronics], ST6200 Datasheet - Page 37

• Manufacturer Part Number: ST6200
• Description: 8-BIT MCUs WITH A/D CONVERTER, TWO TIMERS, OSCILLATOR SAFEGUARD & SAFE RESET
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

I/O PORTS (Cont’d)
Figure 23. I/O Port Block Diagram
Table 8. I/O Port Configurations
Note: x = Don’t care
DDR
* Depending on device. See device summary on page 1.
INTERNAL
0
0
0
0
1
1
BUS
ST6
TO INTERRUPT
OR
0
0
1
1
0
1
TO ADC
RESET
*
DR
0
1
0
1
x
x
DIRECTION
REGISTER
REGISTER
REGISTER
OPTION
DATA
DATA
Output
Output
Mode
Input
Input
Input
Input
With pull-up, no interrupt
No pull-up, no interrupt
With pull-up and with interrupt
Analog input (when available)
Open-drain output (20mA sink when available)
Push-pull output (20mA sink when available)
P-BUFFER
PULL-UP
SCHMITT
TRIGGER
CMOS
N-BUFFER
V
ST6200C/ST6201C/ST6203C
DD
Option
V
DD
CLAMPING
DIODES
V
DD
Pxx I/O Pin
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