Dingoo Tech A330

焊接UART接頭


為了不讓A330掌機被司徒冰太久,因此,司徒決定好好研究一下A330掌機,並且寫一些測試程式,這樣可以讓司徒更了解A330掌機,而開發嵌入式系統最基本的測試介面就是UART介面,因此,司徒必須先把UART腳位焊接出來,讓開發程式可以順利執行,因此,上網找了一些資料後,發現已經有高手成功焊接UART接頭,但是,比較可惜的是沒有RX腳位,主板上面只有TX腳位,因此,司徒只好焊接TX腳位,如下圖


找個空的地方塞進去


完成


A330掌機的原廠開機訊息(Baudrate: 57600bps)

A330 Native 1st SPL by Stephanie Maks
HW init
SLCD Init
No SD Card, forcing Native..
NAND load
IMG start
NAND Loading...
get ccpmp_config ok!!!
ccpmp_config.firmware_name = A320.HXF. ccpmp_config.update_key = 123, ccpmp_config.lcm.width = 320, ccpmp_config.lcm.height = 240.
loader normal mode...
Creating ftl device...
id:EC D5 14 B6 74
id:EC D5 14 B6 74
id:00 00 00 00 00
id:00 00 00 00 00
OK.
usb_connect = 0
into lcd_init.
loader -- into lcd_init.
into init_lcd_gpio.
out init_lcd_gpio.
loader -- init_lcd_gpio ok.
into Init_LCM_FAIR_ILI9331_320_240!!!
out Init_LCM_FAIR_ILI9331_320_240!!!
loader -- init_lcd_register ok.
loader -- out lcd_init.
OK 0.
out lcd_init.
00002598:1.get_lcd_brightness -- value = 0.
000025B8:1.00000458:1.000004CC:1.00000515:1.00000529:1.0000055E:1.00000595:1.000005B4:1.000005D9:1.len is 0x  500000
os_len = 0x 00002598:1.00003FF0:1. 23b018. checksum = 0x0a2d83c5.
00004089:1.000040CC:1.0000029D:1.000002B4:1.000002C4:1.00001013:1.0000107F:1.1 - ret = 0
2 - ret = 1
Run image...

c_main enter------!!
kseg init OK!
new loader, system config ok!
intc init OK!
intc lib OK!

the os is start


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