From 21a7c48c74e4e35bedbbb27640fa44c14e57ed43 Mon Sep 17 00:00:00 2001 From: GNU Date: Sat, 22 Jul 2023 12:56:31 +0800 Subject: [PATCH] Updated How to upgrade flash 4G ext firmware (markdown) --- How-to-upgrade-flash-4G-ext-firmware.md | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/How-to-upgrade-flash-4G-ext-firmware.md b/How-to-upgrade-flash-4G-ext-firmware.md index 412e640..daed699 100644 --- a/How-to-upgrade-flash-4G-ext-firmware.md +++ b/How-to-upgrade-flash-4G-ext-firmware.md @@ -52,7 +52,9 @@ cd LE20B04SIM7600G22_cpi_arm64 First, send the command `AT+BOOTLDR` to **/dev/ttyUSB3** to put the device into bootloader mode. At this point, the LED on the back will not light up. -`echo -en "AT+BOOTLDR\r\n" |sudo socat - /dev/ttyUSB3,crnl` +``` +echo -en "AT+BOOTLDR\r\n" |sudo socat - /dev/ttyUSB3,crnl +``` Next, use `sudo ./fastboot/bin/fastboot devices` to ensure that the device is detected. It should display something like `MDM9607 fastboot`. If there is no device information, the operation must be halted.