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8.1 X-Modem CRC (Serial Interface)
The X-Modem-Bootloader always starts with a baud rate of 115200Baud 8N1. The following
message appears on a connected terminal program:
Bootloader V02.02
The bootloader outputs the character 'C' every second. This character is the start sequence
for the X-Modem protocol. The file of the company goods can now be sent in the terminal
program. The protocol used is X-Modem CRC.
After programming the firmware or after the 10s have past, the bootloader starts the
firmware. The following message appears on a connected terminal program:
START FW
8.2 Firmware from SD-card
Is an SD card in the slot provided at start-up and a "DluFirm.hex" file is available on the SD
card, the bootloader outputs the following message:
Figure 44: Bootloader output at display (with SD-card)
Pressing "Yes" button to start programming the new firmware. After programming the
firmware or after the 10s have past, the bootloader starts the firmware:
Figure 45: Bootloader output at display (start of the firmware)
Bootloader V02.02
Wait time : 08s
Firmware on SD-card detected!
Program new firmware ?
00000234
Yes
No
Bootloader V02.02
Wait time : 00s
START FW