ST7FLITE49K2T6 STMicroelectronics, ST7FLITE49K2T6 Datasheet - Page 79

• Manufacturer Part Number: ST7FLITE49K2T6
• Description: IC MCU 8BIT 8K FLASH 32LQFP
• Manufacturer: STMicroelectronics
• Series: ST7r

Specifications of ST7FLITE49K2T6

• Core Processor: ST7
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: I²C, SPI
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 24
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 384 x 8
• Voltage - Supply (vcc/vdd): 2.4 V ~ 5.5 V
• Data Converters: A/D 10x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-LQFP
• Processor Series: ST7FLITE4x
• Core: ST7
• Data Bus Width: 8 bit
• Data Ram Size: 384 B
• Interface Type: I2C, SPI
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 24
• Number Of Timers: 4
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Development Tools By Supplier: ST7FLITE-SK/RAIS, ST7FLI49M-D/RAIS, STX-RLINK
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 10 Channel
• For Use With: 497-8399 - BOARD EVAL ST7LITE49M/STLED316S497-5858 - EVAL BOARD PLAYBACK ST7FLITE
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ST7LITE49K2
10.6
10.7
10.7.1
10.7.2
Interrupts
The external interrupt event generates an interrupt if the corresponding configuration is
selected with DDR and OR registers and if the I bit in the CC register is cleared (RIM
instruction).
Table 27.
See application notes AN1045 software implementation of
software LCD driver
Device-specific I/O port configuration
The I/O port register configurations are summarized in
Section 10.7.2: Other
Standard ports
Table 28.
Other ports
Table 29.
Table 30.
M
External interrupt on selected
Interrupt event
external event
Description of interrupt events
PA5:0, PB7:0, PC7:4 and PC2:0 pins
PA7:6 pins
PC3 pin
pull-up interrupt input
ports.
open drain output
open drain output
push-pull output
push-pull output
interrupt input
floating input
floating input
floating input
pull-up input
Mode
Mode
Mode
Event flag
-
control bit
Enable
DDRx
ORx
Section 10.7.1: Standard ports
I
2
C
bus master, and AN1048 -
Exit from
DDR
DDR
DDR
0
0
1
1
0
0
1
1
0
0
Wait
Yes
Exit from
OR
OR
OR
I/O ports
Halt
Yes
0
1
0
1
0
1
0
1
0
1
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