Code: Select all
--------------------------------.
| oooooooooooooooooooo J8 +====
| 1ooooooooooooooooooo | USB
| +====
| Pi Model 3B V1.2 |
| +----+ +====
| |D| |SoC | | USB
| |S| | | +====
| |I| +----+ |
| |C| +======
| |S| | Net
| pwr |HDMI| |I||A| +======
`-| |--------| |----|V|-------'
Revision : a02082
SoC : BCM2837
RAM : 1024Mb
Storage : MicroSD
USB ports : 4 (excluding power)
Ethernet ports : 1
Wi-fi : True
Bluetooth : True
Camera ports (CSI) : 1
Display ports (DSI): 1
J8:
3V3 (1) (2) 5V
GPIO2 (3) (4) 5V
GPIO3 (5) (6) GND
GPIO4 (7) (8) GPIO14
GND (9) (10) GPIO15
GPIO17 (11) (12) GPIO18
GPIO27 (13) (14) GND
GPIO22 (15) (16) GPIO23
3V3 (17) (18) GPIO24
GPIO10 (19) (20) GND
GPIO9 (21) (22) GPIO25
GPIO11 (23) (24) GPIO8
GND (25) (26) GPIO7
GPIO0 (27) (28) GPIO1
GPIO5 (29) (30) GND
GPIO6 (31) (32) GPIO12
GPIO13 (33) (34) GND
GPIO19 (35) (36) GPIO16
GPIO26 (37) (38) GPIO20
GND (39) (40) GPIO21
For further information, please refer to https://pinout.xyz/
Bought at: https://www.elektor.de/
No longer available.
Even not in kit: https://www.elektor.de/elektor-raspberr ... sdr-bundle
https://www.rtl-sdr.com/wp-content/uplo ... asheet.pdf
Device ID: 0bda:2838
Errors within dmesg:
Code: Select all
[117501.230009] dvb_usb_v2: 'Realtek RTL2832U reference design:1-1.5' successfully deinitialized and disconnected
[332120.644811] usb 1-1.5: USB disconnect, device number 9
[332120.957570] usb 1-1.5: new high-speed USB device number 10 using dwc_otg
[332121.099208] usb 1-1.5: New USB device found, idVendor=0bda, idProduct=2838, bcdDevice= 1.00
[332121.099224] usb 1-1.5: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[332121.099234] usb 1-1.5: Product: RTL2838UHIDIR
[332121.099243] usb 1-1.5: Manufacturer: Realtek
[332121.099252] usb 1-1.5: SerialNumber: 00000001
[332121.106661] usb 1-1.5: dvb_usb_v2: found a 'Realtek RTL2832U reference design' in warm state
[332121.146442] dvb_usb_rtl28xxu: probe of 1-1.5:1.0 failed with error -71
[332121.156871] usb 1-1.5: USB disconnect, device number 10
[332121.467599] usb 1-1.5: new high-speed USB device number 11 using dwc_otg
[332121.608973] usb 1-1.5: New USB device found, idVendor=0bda, idProduct=2838, bcdDevice= 1.00
[332121.608990] usb 1-1.5: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[332121.608996] usb 1-1.5: Product: RTL2838UHIDIR
[332121.609000] usb 1-1.5: Manufacturer: Realtek
[332121.609479] usb 1-1.5: can't set config #1, error -71
[332121.668779] usb 1-1.5: USB disconnect, device number 11
[332121.967659] usb 1-1.5: new high-speed USB device number 12 using dwc_otg
[332122.101719] usb 1-1.5: unable to read config index 0 descriptor/all
[332122.101729] usb 1-1.5: can't read configurations, error -71
[332122.417538] usb 1-1.5: new high-speed USB device number 13 using dwc_otg
[332122.549730] usb 1-1.5: unable to read config index 0 descriptor/start: -71
[332122.549740] usb 1-1.5: can't read configurations, error -71
[332122.549789] usb 1-1-port5: attempt power cycle
[332123.207577] usb 1-1.5: new high-speed USB device number 14 using dwc_otg
[332123.241834] usb 1-1.5: unable to read config index 0 descriptor/start: -71
[332123.241848] usb 1-1.5: can't read configurations, error -71
[332123.557577] usb 1-1.5: new high-speed USB device number 15 using dwc_otg
[332123.589709] usb 1-1.5: device descriptor read/all, error -71
[332123.589787] usb 1-1-port5: unable to enumerate USB device
[332123.937576] usb 1-1.5: new high-speed USB device number 16 using dwc_otg
[332124.069829] usb 1-1.5: unable to read config index 0 descriptor/start: -71
[332124.069844] usb 1-1.5: can't read configurations, error -71
[332124.387571] usb 1-1.5: new high-speed USB device number 17 using dwc_otg
[332124.518829] usb 1-1.5: device descriptor read/all, error -71
[332124.518913] usb 1-1-port5: attempt power cycle
[332125.177578] usb 1-1.5: new high-speed USB device number 18 using dwc_otg
[332125.209833] usb 1-1.5: device descriptor read/all, error -71
[332125.527599] usb 1-1.5: new high-speed USB device number 19 using dwc_otg
[332125.559331] usb 1-1.5: device descriptor read/8, error -71
[332125.707973] usb 1-1.5: device descriptor read/8, error -71
[332125.827645] usb 1-1-port5: unable to enumerate USB device
[332126.137574] usb 1-1.5: new high-speed USB device number 20 using dwc_otg
[332126.489826] usb 1-1.5: unable to read config index 0 descriptor/start: -71
[332126.489842] usb 1-1.5: can't read configurations, error -71
[332126.807578] usb 1-1.5: new high-speed USB device number 21 using dwc_otg
[332127.127579] usb 1-1.5: device descriptor read/64, error -71
[332127.787578] usb 1-1.5: device not accepting address 21, error -71
[332127.787671] usb 1-1-port5: attempt power cycle
[332128.447581] usb 1-1.5: new high-speed USB device number 22 using dwc_otg
[332128.477839] usb 1-1.5: device descriptor read/8, error -71
[332128.627889] usb 1-1.5: device descriptor read/8, error -71
[332129.067593] usb 1-1.5: new high-speed USB device number 23 using dwc_otg
[332129.507589] usb 1-1.5: device not accepting address 23, error -71
[332129.507692] usb 1-1-port5: unable to enumerate USB device
[332129.807592] usb 1-1.5: new high-speed USB device number 24 using dwc_otg
[332130.127588] usb 1-1.5: device descriptor read/64, error -71
[332130.567593] usb 1-1.5: device descriptor read/64, error -71
[332130.787585] usb 1-1.5: new high-speed USB device number 25 using dwc_otg
[332131.107586] usb 1-1.5: device descriptor read/64, error -71
[332131.547588] usb 1-1.5: device descriptor read/64, error -71
[332131.667678] usb 1-1-port5: attempt power cycle
[332132.327681] usb 1-1.5: new high-speed USB device number 26 using dwc_otg
[332132.359478] usb 1-1.5: device descriptor read/8, error -71
[332132.507886] usb 1-1.5: device descriptor read/8, error -71
[332132.947652] usb 1-1.5: new high-speed USB device number 27 using dwc_otg
[332132.990948] usb 1-1.5: New USB device found, idVendor=0bda, idProduct=2838, bcdDevice= 1.00
[332132.990958] usb 1-1.5: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[332132.990963] usb 1-1.5: Product: RTL2838UHIDIR
[332132.990968] usb 1-1.5: Manufacturer: Realtek
[332132.990972] usb 1-1.5: SerialNumber: 00000001
[332132.998053] usb 1-1.5: dvb_usb_v2: found a 'Realtek RTL2832U reference design' in warm state
[332133.051901] usb 1-1.5: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer
[332133.051927] dvbdev: DVB: registering new adapter (Realtek RTL2832U reference design)
[332133.056083] i2c i2c-3: Added multiplexed i2c bus 4
[332133.056093] rtl2832 3-0010: Realtek RTL2832 successfully attached
[332133.056132] usb 1-1.5: DVB: registering adapter 0 frontend 0 (Realtek RTL2832 (DVB-T))...
[332133.056255] r820t 4-001a: creating new instance
[332133.063095] r820t 4-001a: Rafael Micro r820t successfully identified
[332133.075929] Registered IR keymap rc-empty
[332133.076044] rc rc0: Realtek RTL2832U reference design as /devices/platform/soc/3f980000.usb/usb1/1-1/1-1.5/rc/rc0
[332133.076156] input: Realtek RTL2832U reference design as /devices/platform/soc/3f980000.usb/usb1/1-1/1-1.5/rc/rc0/input10
[332133.076376] rc rc0: lirc_dev: driver dvb_usb_rtl28xxu registered at minor = 0, raw IR receiver, no transmitter
[332133.076534] usb 1-1.5: dvb_usb_v2: schedule remote query interval to 200 msecs
[332133.088936] usb 1-1.5: dvb_usb_v2: 'Realtek RTL2832U reference design' successfully initialized and connected
[332135.679562] r820t 4-001a: destroying instance
[332135.680804] dvb_usb_v2: 'Realtek RTL2832U reference design:1-1.5' successfully deinitialized and disconnected
[332140.680823] dvb_usb_rtl28xxu 1-1.5:1.0: chip type detection failed -71
[332140.680858] dvb_usb_rtl28xxu: probe of 1-1.5:1.0 failed with error -71
[332140.868807] usb 1-1.5: USB disconnect, device number 27
[332141.167607] usb 1-1.5: new high-speed USB device number 28 using dwc_otg
[332141.309253] usb 1-1.5: New USB device found, idVendor=0bda, idProduct=2838, bcdDevice= 1.00
[332141.309270] usb 1-1.5: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[332141.309280] usb 1-1.5: Product: RTL2838UHIDIR
[332141.309289] usb 1-1.5: Manufacturer: Realtek
[332141.309298] usb 1-1.5: SerialNumber: 00000001
[332141.316694] usb 1-1.5: dvb_usb_v2: found a 'Realtek RTL2832U reference design' in warm state
[332141.370836] usb 1-1.5: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer
[332141.370875] dvbdev: DVB: registering new adapter (Realtek RTL2832U reference design)
[332141.380045] i2c i2c-3: Added multiplexed i2c bus 4
[332141.380062] rtl2832 3-0010: Realtek RTL2832 successfully attached
[332141.380241] usb 1-1.5: DVB: registering adapter 0 frontend 0 (Realtek RTL2832 (DVB-T))...
[332141.381183] r820t 4-001a: creating new instance
[332141.388125] r820t 4-001a: Rafael Micro r820t successfully identified
[332141.400548] Registered IR keymap rc-empty
[332141.401317] rc rc0: Realtek RTL2832U reference design as /devices/platform/soc/3f980000.usb/usb1/1-1/1-1.5/rc/rc0
[332141.402343] input: Realtek RTL2832U reference design as /devices/platform/soc/3f980000.usb/usb1/1-1/1-1.5/rc/rc0/input11
[332141.403806] rc rc0: lirc_dev: driver dvb_usb_rtl28xxu registered at minor = 0, raw IR receiver, no transmitter
[332141.404007] usb 1-1.5: dvb_usb_v2: schedule remote query interval to 200 msecs
[332141.416295] usb 1-1.5: dvb_usb_v2: 'Realtek RTL2832U reference design' successfully initialized and connected
[332145.846857] r820t 4-001a: destroying instance
[332145.849071] dvb_usb_v2: 'Realtek RTL2832U reference design:1-1.5' successfully deinitialized and disconnected
[332146.025537] usb 1-1.5: usbfs: usb_submit_urb returned -121
[332146.025646] usb 1-1.5: usbfs: usb_submit_urb returned -121
[332146.025750] usb 1-1.5: usbfs: usb_submit_urb returned -121
[332146.025925] usb 1-1.5: usbfs: usb_submit_urb returned -121
[332146.026028] usb 1-1.5: usbfs: usb_submit_urb returned -121
[332146.026203] usb 1-1.5: usbfs: usb_submit_urb returned -121
[332146.026303] usb 1-1.5: usbfs: usb_submit_urb returned -121
[332146.026407] usb 1-1.5: usbfs: usb_submit_urb returned -121
When working properly, lsusb shows:
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pi@DGPI3:~ $ lsusb -vv
Bus 001 Device 005: ID 0bda:2838 Realtek Semiconductor Corp. RTL2838 DVB-T
Device Descriptor:
bLength 18
bDescriptorType 1
bcdUSB 2.00
bDeviceClass 0 (Defined at Interface level)
bDeviceSubClass 0
bDeviceProtocol 0
bMaxPacketSize0 64
idVendor 0x0bda Realtek Semiconductor Corp.
idProduct 0x2838 RTL2838 DVB-T
bcdDevice 1.00
iManufacturer 1 Realtek
iProduct 2 RTL2838UHIDIR
iSerial 3 00000001
bNumConfigurations 1
Configuration Descriptor:
bLength 9
bDescriptorType 2
wTotalLength 34
bNumInterfaces 2
bConfigurationValue 1
iConfiguration 4 USB2.0-Bulk&Iso
bmAttributes 0x80
(Bus Powered)
MaxPower 500mA
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 0
bAlternateSetting 0
bNumEndpoints 1
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 255 Vendor Specific Subclass
bInterfaceProtocol 255 Vendor Specific Protocol
iInterface 5 Bulk-In, Interface
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x81 EP 1 IN
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0200 1x 512 bytes
bInterval 0
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 1
bAlternateSetting 0
bNumEndpoints 0
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 255 Vendor Specific Subclass
bInterfaceProtocol 255 Vendor Specific Protocol
iInterface 5 Bulk-In, Interface
Device Qualifier (for other device speed):
bLength 10
bDescriptorType 6
bcdUSB 2.00
bDeviceClass 0 (Defined at Interface level)
bDeviceSubClass 0
bDeviceProtocol 0
bMaxPacketSize0 64
bNumConfigurations 2
Device Status: 0x0000
(Bus Powered)
Also have to measure the impedance of the home-made antenna.
Maybe use the rpi-fan also for receiver?
The fan does spin also on blink GPIO
DG.