ST10F276Z5 STMicroelectronics, ST10F276Z5 Datasheet - Page 50
ST10F276Z5
Manufacturer Part Number
ST10F276Z5
Description
16-BIT MICROCONTROLLER WITH MAC UNIT, UP TO 832 KBYTES FLASH MEMORY AND UP TO 68 KBYTES RAM
Manufacturer
STMicroelectronics
Datasheet
1.ST10F276Z5.pdf
(239 pages)
Specifications of ST10F276Z5
Single Voltage Supply
5V ±10% (embedded regulator for 1.8 V core supply)
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Bootstrap loader
Figure 5.
50/239
UART BOOT
No
No
No
Address = Address + 1
[Address] = S0RBUF
Send acknowledge
Address = FA60h?
UART0 RxD = 1?
Address = FA40h
Falling-edge on
Initialize UART
Byte received?
Stop timer T6
UART0 RxD?
Start timer T6
ST10F276Z5 new standard bootstrap loader program flow
Other than after a normal reset the watchdog timer is disabled, so the bootstrap loading
sequence is not time limited. Depending on the selected serial link (UART0 or CAN1), pin
TxD0 or CAN1_TxD is configured as output, so the ST10F276Z5 can return the
acknowledge byte. Even if the internal IFLASH is enabled, a code cannot be executed from
it.
START
UART BOOT
No
Yes
Jump to address FA40h
Address = FA40h
UART RxD = 0?
CAN1 RxD = 1?
CAN1 RxD = 1?
Falling-edge on
Start timer PT0
CAN RxD = 0?
Stop timer PT0
Initialize CAN
CAN1 RxD?
Count += 1
Count = 5?
PT0 > 20?
Count = 1
CAN BOOT
No
No
No
No
No
No
CAN BOOT
[Address] = MO15_data0
Address = Address + 1
Glitch on CAN1 RxD
Message received?
Address = FAC0h?
Clear timer PT0
Stop timer PT0
No
No
ST10F276Z5
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