I am unable to use Uniflash to download service pack for CC3100. I can not also program or Format, I get Ack failure
I was able to download once then it fails consistently with this error, PC reboot or CC3100 power cycle does not help
[01:42:07] Begin ServicePackProgramming operation.
[01:42:09] INFO: > Executing Operation: Connect
[01:42:09] DEBUG: waiting and clearing uart rx buffer
[01:42:11] INFO: setting break signal
[01:42:11] DEBUG: wait for ack
[01:42:12] DEBUG: UART timeout
[01:42:12] DEBUG: --- COM Port timeout on ACK read
[01:42:12] INFO: detecting FTDI for device reset
[01:42:12] DEBUG: got 4 devices connected
[01:42:12] DEBUG: Device 0: CC3100-BOOST A , SN: TICC3100BP01A
[01:42:12] DEBUG: Device 1: CC3100-BOOST B , SN: TICC3100BP01B
[01:42:12] DEBUG: Device 2: , SN:
[01:42:12] DEBUG: Device 3: CC3100-BOOST D , SN: TICC3100BP01D
[01:42:12] DEBUG: Openning FTDI device to toggle nHib
[01:42:12] DEBUG: asserting nHib
[01:42:12] DEBUG: de-asserting nHib
[01:42:12] DEBUG: wait for ack
[01:42:27] DEBUG: UART timeout
[01:42:27] DEBUG: --- COM Port timeout on ACK read
[01:42:28] ERROR: ---reading ACK signal failed---
[01:42:28] DEBUG: disconnecting from device . . .
[01:42:28] WARNING: ---seting break signal to false failed---
[01:42:28] DEBUG: --- Connection failed trying to reconnect... (1 attempt)
[01:42:28] DEBUG: waiting and clearing uart rx buffer
[01:42:30] INFO: setting break signal
[01:42:30] DEBUG: wait for ack
[01:42:31] DEBUG: UART timeout
[01:42:31] DEBUG: --- COM Port timeout on ACK read
[01:42:31] INFO: detecting FTDI for device reset
[01:42:31] DEBUG: got 4 devices connected
[01:42:31] DEBUG: Device 0: CC3100-BOOST A , SN: TICC3100BP01A
[01:42:31] DEBUG: Device 1: CC3100-BOOST B , SN: TICC3100BP01B
[01:42:31] DEBUG: Device 2: , SN:
[01:42:31] DEBUG: Device 3: CC3100-BOOST D , SN: TICC3100BP01D
[01:42:31] DEBUG: Openning FTDI device to toggle nHib
[01:42:31] DEBUG: asserting nHib
[01:42:31] DEBUG: de-asserting nHib
[01:42:31] DEBUG: wait for ack
[01:42:46] DEBUG: UART timeout
[01:42:46] DEBUG: --- COM Port timeout on ACK read
[01:42:46] ERROR: ---reading ACK signal failed---
[01:42:46] DEBUG: disconnecting from device . . .
[01:42:47] WARNING: ---seting break signal to false failed---
[01:42:47] DEBUG: --- Connection failed trying to reconnect... (2 attempt)
[01:42:47] DEBUG: waiting and clearing uart rx buffer
[01:42:49] INFO: setting break signal
[01:42:49] DEBUG: wait for ack
[01:42:50] DEBUG: UART timeout
[01:42:50] DEBUG: --- COM Port timeout on ACK read
[01:42:50] INFO: detecting FTDI for device reset
[01:42:50] DEBUG: got 4 devices connected
[01:42:50] DEBUG: Device 0: CC3100-BOOST A , SN: TICC3100BP01A
[01:42:50] DEBUG: Device 1: CC3100-BOOST B , SN: TICC3100BP01B
[01:42:50] DEBUG: Device 2: , SN:
[01:42:50] DEBUG: Device 3: CC3100-BOOST D , SN: TICC3100BP01D
[01:42:50] DEBUG: Openning FTDI device to toggle nHib
[01:42:50] DEBUG: asserting nHib
[01:42:50] DEBUG: de-asserting nHib
[01:42:50] DEBUG: wait for ack
[01:43:05] DEBUG: UART timeout
[01:43:05] DEBUG: --- COM Port timeout on ACK read
[01:43:05] ERROR: ---reading ACK signal failed---
[01:43:05] DEBUG: disconnecting from device . . .
[01:43:05] WARNING: ---seting break signal to false failed---
[01:43:05] DEBUG: --- Connection failed trying to reconnect... (3 attempt)
[01:43:05] DEBUG: waiting and clearing uart rx buffer
[01:43:07] INFO: setting break signal
[01:43:07] DEBUG: wait for ack
[01:43:08] DEBUG: UART timeout
[01:43:08] DEBUG: --- COM Port timeout on ACK read
[01:43:08] INFO: detecting FTDI for device reset
[01:43:09] DEBUG: got 4 devices connected
[01:43:09] DEBUG: Device 0: CC3100-BOOST A , SN: TICC3100BP01A
[01:43:09] DEBUG: Device 1: CC3100-BOOST B , SN: TICC3100BP01B
[01:43:09] DEBUG: Device 2: , SN:
[01:43:09] DEBUG: Device 3: CC3100-BOOST D , SN: TICC3100BP01D
[01:43:09] DEBUG: Openning FTDI device to toggle nHib
[01:43:09] DEBUG: asserting nHib
[01:43:09] DEBUG: de-asserting nHib
[01:43:09] DEBUG: wait for ack
[01:43:24] DEBUG: UART timeout
[01:43:24] DEBUG: --- COM Port timeout on ACK read
[01:43:24] ERROR: ---reading ACK signal failed---
[01:43:24] DEBUG: disconnecting from device . . .
[01:43:24] WARNING: ---seting break signal to false failed---
[01:43:24] DEBUG: --- Connection failed trying to reconnect... (4 attempt)
[01:43:24] FATAL: --- Can't connect to device !! ---
[01:43:28] FATAL: Error connecting to the device. Please check your COM port settings. Error code: -3
[01:43:28] INFO: > Executing Operation: Disconnect
[01:43:28] DEBUG: disconnecting from device . . .
[01:43:28] Operation ServicePackProgramming returned.
[01:42:07] Begin ServicePackProgramming operation.
[01:42:09] INFO: > Executing Operation: Connect
[01:42:09] DEBUG: waiting and clearing uart rx buffer
[01:42:11] INFO: setting break signal
[01:42:11] DEBUG: wait for ack
[01:42:12] DEBUG: UART timeout
[01:42:12] DEBUG: --- COM Port timeout on ACK read
[01:42:12] INFO: detecting FTDI for device reset
[01:42:12] DEBUG: got 4 devices connected
[01:42:12] DEBUG: Device 0: CC3100-BOOST A , SN: TICC3100BP01A
[01:42:12] DEBUG: Device 1: CC3100-BOOST B , SN: TICC3100BP01B
[01:42:12] DEBUG: Device 2: , SN:
[01:42:12] DEBUG: Device 3: CC3100-BOOST D , SN: TICC3100BP01D
[01:42:12] DEBUG: Openning FTDI device to toggle nHib
[01:42:12] DEBUG: asserting nHib
[01:42:12] DEBUG: de-asserting nHib
[01:42:12] DEBUG: wait for ack
[01:42:27] DEBUG: UART timeout
[01:42:27] DEBUG: --- COM Port timeout on ACK read
[01:42:28] ERROR: ---reading ACK signal failed---
[01:42:28] DEBUG: disconnecting from device . . .
[01:42:28] WARNING: ---seting break signal to false failed---
[01:42:28] DEBUG: --- Connection failed trying to reconnect... (1 attempt)
[01:42:28] DEBUG: waiting and clearing uart rx buffer
[01:42:30] INFO: setting break signal
[01:42:30] DEBUG: wait for ack
[01:42:31] DEBUG: UART timeout
[01:42:31] DEBUG: --- COM Port timeout on ACK read
[01:42:31] INFO: detecting FTDI for device reset
[01:42:31] DEBUG: got 4 devices connected
[01:42:31] DEBUG: Device 0: CC3100-BOOST A , SN: TICC3100BP01A
[01:42:31] DEBUG: Device 1: CC3100-BOOST B , SN: TICC3100BP01B
[01:42:31] DEBUG: Device 2: , SN:
[01:42:31] DEBUG: Device 3: CC3100-BOOST D , SN: TICC3100BP01D
[01:42:31] DEBUG: Openning FTDI device to toggle nHib
[01:42:31] DEBUG: asserting nHib
[01:42:31] DEBUG: de-asserting nHib
[01:42:31] DEBUG: wait for ack
[01:42:46] DEBUG: UART timeout
[01:42:46] DEBUG: --- COM Port timeout on ACK read
[01:42:46] ERROR: ---reading ACK signal failed---
[01:42:46] DEBUG: disconnecting from device . . .
[01:42:47] WARNING: ---seting break signal to false failed---
[01:42:47] DEBUG: --- Connection failed trying to reconnect... (2 attempt)
[01:42:47] DEBUG: waiting and clearing uart rx buffer
[01:42:49] INFO: setting break signal
[01:42:49] DEBUG: wait for ack
[01:42:50] DEBUG: UART timeout
[01:42:50] DEBUG: --- COM Port timeout on ACK read
[01:42:50] INFO: detecting FTDI for device reset
[01:42:50] DEBUG: got 4 devices connected
[01:42:50] DEBUG: Device 0: CC3100-BOOST A , SN: TICC3100BP01A
[01:42:50] DEBUG: Device 1: CC3100-BOOST B , SN: TICC3100BP01B
[01:42:50] DEBUG: Device 2: , SN:
[01:42:50] DEBUG: Device 3: CC3100-BOOST D , SN: TICC3100BP01D
[01:42:50] DEBUG: Openning FTDI device to toggle nHib
[01:42:50] DEBUG: asserting nHib
[01:42:50] DEBUG: de-asserting nHib
[01:42:50] DEBUG: wait for ack
[01:43:05] DEBUG: UART timeout
[01:43:05] DEBUG: --- COM Port timeout on ACK read
[01:43:05] ERROR: ---reading ACK signal failed---
[01:43:05] DEBUG: disconnecting from device . . .
[01:43:05] WARNING: ---seting break signal to false failed---
[01:43:05] DEBUG: --- Connection failed trying to reconnect... (3 attempt)
[01:43:05] DEBUG: waiting and clearing uart rx buffer
[01:43:07] INFO: setting break signal
[01:43:07] DEBUG: wait for ack
[01:43:08] DEBUG: UART timeout
[01:43:08] DEBUG: --- COM Port timeout on ACK read
[01:43:08] INFO: detecting FTDI for device reset
[01:43:09] DEBUG: got 4 devices connected
[01:43:09] DEBUG: Device 0: CC3100-BOOST A , SN: TICC3100BP01A
[01:43:09] DEBUG: Device 1: CC3100-BOOST B , SN: TICC3100BP01B
[01:43:09] DEBUG: Device 2: , SN:
[01:43:09] DEBUG: Device 3: CC3100-BOOST D , SN: TICC3100BP01D
[01:43:09] DEBUG: Openning FTDI device to toggle nHib
[01:43:09] DEBUG: asserting nHib
[01:43:09] DEBUG: de-asserting nHib
[01:43:09] DEBUG: wait for ack
[01:43:24] DEBUG: UART timeout
[01:43:24] DEBUG: --- COM Port timeout on ACK read
[01:43:24] ERROR: ---reading ACK signal failed---
[01:43:24] DEBUG: disconnecting from device . . .
[01:43:24] WARNING: ---seting break signal to false failed---
[01:43:24] DEBUG: --- Connection failed trying to reconnect... (4 attempt)
[01:43:24] FATAL: --- Can't connect to device !! ---
[01:43:28] FATAL: Error connecting to the device. Please check your COM port settings. Error code: -3
[01:43:28] INFO: > Executing Operation: Disconnect
[01:43:28] DEBUG: disconnecting from device . . .
[01:43:28] Operation ServicePackProgramming returned.
