ST72F264G2B6 STMicroelectronics, ST72F264G2B6 Datasheet - Page 37

• Manufacturer Part Number: ST72F264G2B6
• Description: MCU 8-BIT 8K FLASH 32-SDIP
• Manufacturer: STMicroelectronics
• Series: ST7r

Specifications of ST72F264G2B6

• Mfg Application Notes: ST7 Checksum Capability, AN1070 App Note
• Core Processor: ST7
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: I²C, SCI, SPI
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 22
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 6x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-SDIP (0.400", 10.16mm)
• Processor Series: ST72F2x
• Core: ST7
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: I2C, SCI, SPI
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 22
• Number Of Timers: 3
• Maximum Operating Temperature: + 85 C
• Mounting Style: Through Hole
• Development Tools By Supplier: ST7F264-IND/USB, ST72F34X-SK/RAIS, ST7MDT10-DVP3, ST7MDT10-EMU3, STX-RLINK
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 6 Channel
• For Use With: 497-6423 - BOARD EVAL BASED ON ST72264G1497-5046 - KIT TOOL FOR ST7/UPSD/STR7 MCU
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details
• Other names: 497-5570

Table 9. SCIx_Extend_Baudrate
Function Name
Function Prototype
Behaviour Description
Input Parameter 1
Input Parameter 2
Input Parameter 3
Output Parameter
Required Preconditions
Functions called
Postconditions
SCI_PR_13
SCI_PR_13
SCI_PR_13
SCI_PR_13
SCI_PR_13
SCI_PR_13
SCI_PR_X
SCI_T
SCI_T
SCI_T
SCI_T
SCI_T
SCI_T
TR_Y
R_16
R_32
R_1
R_2
R_4
R_8
SCI_RR
SCI_RR
SCI_RR
SCI_RR
SCI_RR
SCI_RR
RR_Z
_16
_32
_1
_2
_4
_8
EPTR
1
2
3
4
5
6
SCIx_Extend_Baudrate
Void SCIx_Extend_Baudrate (SCI_Baudrate_Type
Baudrate_Prescaler, unsigned char EPTR, unsigned char
EPRR)
Selects Transmit/Receive baudrate for SCI with extended
baudrate prescaler. You have to define all the prescaler
parameters corresponding to the desired baudrate speed.
SCI_PR_X
X=1,3, 4,13
SCI_TR_Y
Y=1,2,4,8,16,32,64,128
SCI_RR_Z
Z=1,2,4,8,16,32,64,128
EPTR
Select any value from 0 to 255
EPRR
Select any value of EPRR from 0 to 255
None
1.SCIx_Init must have been called
2. You have to specify the PR, RR and TR values for the
desired baudrate
None
Refer to the table below.
EPRR
1
2
3
4
5
6
baudrate speed
Transmitter
38400
9600
3200
1200
480
200
Function Descriptions
baudrate
Receiver
Speed
38400
9600
3200
1200
480
200
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