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Hello all,
I'm trying to get SDHC card (SanDisk 4G) working with my ARM microcontroller. Here is what I'm doing
- Send CMD0. Receives 0x1
- Send CMD8. Receives 0x1 + 0x00 0x00 0x01 0xAA
- Send CMD58. This is where things can go wrong. It always return 0xFF and 0x1. Afterwards, the OCR bytes...
Hi all,
I'm trying to get a Wavecom Q64 working on O2 network in Ireland. I just can't get registered.
What I did:
AT+CMEE=1
OK
AT+CGCLASS="CG"
OK
AT+CGATT=1
+CME ERROR: 148
148 means "unspecified GPRS error" which isn't really helpful.
Any suggestions?
Thanks in advance.
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I've used a multimeter to check the antenna and it appears to be OK. Is it still a good idea to try preparing my own antenna? Otherwise I'll just RMA it.
Thanks.
I've tried a few combinations:
SIM + antenna
SIM + no antenna
No SIM + antenna
No SIM + no antenna
And in all situations, CSQ command always returns 99,99.
AT commands are fine, I can unlock the SIM card with a PIN (I'm using the module with SIM from my phone).
---------- Post...
Hi all,
I have a setup with wavecom Q64 + antenna and can't seem to get registered on a network.
There a two things that I think might be wrong:
1. signal: AT+CSQ always returns 99,99, with or without SIM. I read somewhere that this command can be issued in either situation, true?
2. IMEI...
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