On Sunday 30 Mar 2014 22:47:59 Daniel J. Grinkevich wrote: > I just got an Azpen A727 (some reason it's not on the company's website), > it runs the A23 chip. I managed to find the serial TX but RX is still > unknown.
another A23 board H978 V2.1 20131202 Tx and Rx pin interspersed with microsd !. soldering 2 wires was a pita. Rx (input to device) seems not to work. Attached pic of the tx and rx. The tx pin dump (via a cp2102 ttl-USB board) Here is a minicom dump �THELLO! BOOT0 is starting! boot0 version : 3.0.0 reg_addr 0x01f00100 =0x00000000 reg_addr 0x01f00104 =0x00000000 reg_addr 0x01f00108 =0x00000000 reg_addr 0x01f0010c =0x00000000 reg_addr 0x01f00110 =0x00000000 reg_addr 0x01f00114 =0x00000000 [DRAM]ver 0.8 clk = 552 dram ok dram size =1024 sum=0xdf8fbd92 src_sum=0xdf8fbd92 Ready to disable icache. Jump to secend Boot. [ 0.173] U-Boot 2011.09-rc1 (Feb 10 2014 - 16:24:11) Allwinner Technology [ 0.181]version: 1.1.0 [ 0.194]pmbus: ready [ 0.196]PMU: AXP221 [ 0.198]PMU: AXP22x found [ 0.201]PMU: bat ratio = 92 [ 0.204]PMU: dcdc3 1260 [ 0.207]PMU: pll1 1008 Mhz set power on vol to default dcdc1_vol = 3000 dcdc2_vol = 1100 dcdc3_vol = 1260 dcdc4_vol = 0 dcdc5_vol = 1500 aldo2_vol = 2500 aldo3_vol = 3000 find power_sply to end only battery exist, limit to dc fel key old mode run key detect no key found no key input dram_para_set start dram_para_set end [ 0.251]DRAM: 1 GiB relocation Offset is: 34b1b000 DRV_DISP_Init: opened [ 0.391]fetch script data boot_disp.output_type fail [ 0.397]fetch script data boot_disp.output_mode fail [ 0.402]fetch script data boot_disp.auto_hpd fail [ 0.407]lcd0_para.lcd_used=1 workmode = 0 [ 0.422]NAND: NAND_UbootInit NB1 : enter NAND_LogicInit not burn nand partition table! NB1 : nftl num: 2 init nftl: 0 NB1 : NAND_LogicInit ok, result = 0x0 [ 0.977]sunxi flash init ok In: serial Out: serial Err: serial --------fastboot partitions-------- -total partitions:10- -name- -start- -size- boot-resource: 1000000 2000000 env : 3000000 1000000 boot : 4000000 1000000 system : 5000000 30000000 data : 35000000 40000000 misc : 75000000 1000000 recovery : 76000000 2000000 cache : 78000000 20000000 databk : 98000000 8000000 UDISK : a0000000 0 ----------------------------------- base bootcmd=run setargs_nand boot_normal bootcmd set setargs_nand key 0 recovery key high 7, low 3 cant find fstbt value to be run cmd=run setargs_nand boot_normal cant open script.bin, maybe it is not exist WORK_MODE_BOOT board_status_probe [ 1.069]key trigger sunxi_bmp_display [ 1.078]Hit any key to stop autoboot: 0 read boot or recovery all [ 1.444]sunxi flash read :offset 4000000, 9435444 bytes OK no signature [ 1.452]ready to boot NAND_UbootExit NB1 : NAND_LogicExit [ 1.454] Starting kernel ... [ 0.678322] Encrypt check faild! [ 0.951674] Encrypt check id sucessed[ID:0x4030201 0x31]! [ 0.951683] Encrypt check sucess! [ 1.034583] aw_pm_init: not support super standby. > I started a wiki page, http://linux-sunxi.org/A727 . If anyone > has any specific ideas or anyway I can help, I'm willing to probe it some > more. A20 Fedora 19 image does not seem to work. A23-v1.0.tar.gz lichee does not compile either. > > Dan -- You received this message because you are subscribed to the Google Groups "linux-sunxi" group. To unsubscribe from this group and stop receiving emails from it, send an email to linux-sunxi+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
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