Use this forum to chat about hardware specific topics for the ESP8266 (peripherals, memory, clocks, JTAG, programming)

User avatar
By Jacek1
#83063 I have problem, that there is not "ready" after start. I have only in 74880bps:

ets Jan 8 2013,rst cause:1, boot mode:(3,6)

load 0x40100000, len 2592, room 16
tail 0
chksum 0xf3
load 0x3ffe8000, len 764, room 8
tail 4
chksum 0x92
load 0x3ffe82fc, len 676, room 4
tail 0
chksum 0x22
csum 0x22

2nd boot version : 1.7(5d6f877)
SPI Speed : 40MHz
SPI Mode : QIO
SPI Flash Size & Map: 16Mbit(512KB+512KB)
jump to run user1 @ 1000

rf cal sector: 507
freq trace enable 1
rf[112] : 03
rf[113] : 00
rf[114] : 01

SDK ver: 2.1.0(ace2d95) compiled @ Oct 24 2017 12:04:16
phy ver: 1134_0, pp ver: 10.2

I have IO0 in high state (also tried in float)
Everything was worked to moment when i sended to device:
"AT+UART_DEF=57600,8,1,0,3" so i turned on flow control.

Anybody have idea what is wrong?
What for is IO15? should it be in low or high state? (i tried both but program doesn't started).