SAK-C868-1SR BA Infineon Technologies, SAK-C868-1SR BA Datasheet - Page 18

• Manufacturer Part Number: SAK-C868-1SR BA
• Description: IC MCU 8BIT 8KB RAM TSSOP-38-1
• Manufacturer: Infineon Technologies
• Series: C5xx/C8xxr

Specifications of SAK-C868-1SR BA

• Core Processor: C800
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: UART/USART
• Peripherals: Brown-out Detect/Reset, PWM, WDT
• Number Of I /o: 18
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: RAM
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 5x8b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 38-TSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Other names: SAKC8681SRBAXT; SP000014357

Figure 7
The serial communication is activated in phase B. Using a full duplex serial cable
(RS232), the MCU must be connected to the serial port of the host computer as shown
in
Figure 8
Data Sheet
Figure
Bootstrap from
Load custom code
EEPROM
Phase A
Activate mode 0
to SRAM/XRAM
(asynchronous, 8N1)
serial
Host Computer
Serial Interface
8.
PC
Yes
The phases of the Bootstrap Loader
Bootstrap Loader Interface to the PC
EEPROM (first byte)
program in XRAM
Activate Mode 1
Execute custom
Read serial
byte=A5
Start
H
?
full duplex, RS232
Serial Cable
program in SRAM
Init serial interface 0
Activate Mode 2
Execute custom
and synchronize to
the host baud rate
Receive header
block from host
No
Select working
18
Phase B
mode
Load program from SPI serial
EEPROM to SRAM/XRAM
(asynchronous, 8N1)
Activate Mode 3
Serial Interface,
UART Mode 1
Phase B, Phase II
Phase B, Phase I
I2C serial EEPROM
Load program from
Activate Mode 4
to SRAM/XRAM
C868
V 1.0, 2003-05
C868