ST7LITE49K2 STMicroelectronics, ST7LITE49K2 Datasheet - Page 80

• Manufacturer Part Number: ST7LITE49K2
• Description: 8-bit MCU
• Manufacturer: STMicroelectronics

Specifications of ST7LITE49K2

• 8 Kbytes Single Voltage Extended Flash (xflash) Program Memory With Read-out Protection In-circuit Programming And In-application Programming (icp And Iap) Endurance: 10K write/erase cycles guaranteed Data retention
• 256 Bytes Data Eeprom With Read-out Protection. 300k Write/erase Cycles Guaranteed, Data Retention: 20 years at 55 °C.
• Clock Sources: Internal trimmable 8 MHz RC oscillator, auto-wakeup internal low power - low frequency oscillator, crystal/ceramic resonator or external clock
• Five Power Saving Modes: Halt, Active-halt, Auto-wakeup from Halt, Wait and Slow

I/O ports
Table 32.
80/245
Address
(Hex.)
0000h
0001h
0002h
0003h
0004h
0005h
0006h
0007h
0008h
Reset Value
Reset Value
Reset Value
Reset Value
Reset Value
Reset Value
Reset Value
Reset Value
Reset Value
Table 30.
Table 31.
I/O port register mapping and reset values
Register
PCDDR
PBDDR
PADDR
PCOR
PBDR
PBOR
PCDR
PADR
PAOR
label
Port A
Port B
Port C
Port
PC3 pin (continued)
Port configuration
MSB
MSB
MSB
MSB
MSB
MSB
MSB
MSB
MSB
7
0
0
0
0
0
0
0
0
0
Pin name
PC7:4,
PC2:0
PB7:0
PA5:0
PA7:6
PC3
open drain output
push-pull output
6
0
0
0
0
0
0
0
0
0
Mode
floating
OR = 0
floating
floating
floating
floating
5
0
0
0
0
0
0
0
0
0
Input
pull-up interrupt
pull-up interrupt
pull-up interrupt
4
0
0
0
0
0
0
0
0
0
interrupt
OR = 1
pull-up
3
0
0
0
0
0
0
0
0
1
open drain
open drain
open drain
open drain
OR = 0
DDR
2
0
0
0
0
0
0
0
0
0
1
1
true open drain
Output
1
0
0
0
0
0
0
0
0
0
ST7LITE49K2
push-pull
push-pull
push-pull
push-pull
OR = 1
OR
0
1
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
0
0
0
0
0
0
0
0
0
0