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Merged
merged 2 commits into from
Jul 6, 2020
Merged

Support Nina 1.6.1 and pins from board #21

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6867eef
Support Nina 1.6.1 and pins from board
tannewt Jul 2, 2020
8816081
Black
tannewt Jul 6, 2020
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13 changes: 8 additions & 5 deletions adafruit_miniesptool.py
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Original file line number Diff line number Diff line change
Expand Up @@ -259,7 +259,7 @@ def flash_begin(self, *, size=0, offset=0):
number of blocks requred."""
if self._chipfamily == ESP32:
self.check_command(ESP_SPI_ATTACH, bytes([0] * 8))
# We are harcoded for 4MB flash on ESP32
# We are hardcoded for 4MB flash on ESP32
buffer = struct.pack(
"<IIIIII", 0, self._flashsize, 0x10000, 4096, 256, 0xFFFF
)
Expand All @@ -270,7 +270,7 @@ def flash_begin(self, *, size=0, offset=0):
erase_size = self.get_erase_size(offset, size)
else:
erase_size = size
timeout = 5
timeout = 13
stamp = time.monotonic()
buffer = struct.pack(
"<IIII", erase_size, num_blocks, self.FLASH_WRITE_SIZE, offset
Expand Down Expand Up @@ -303,7 +303,7 @@ def check_command(
else:
if len(data) in (2, 4):
status_len = len(data)
if len(data) < status_len:
if data is None or len(data) < status_len:
raise RuntimeError("Didn't get enough status bytes")
status = data[-status_len:]
data = data[:-status_len]
Expand Down Expand Up @@ -372,7 +372,10 @@ def get_response(self, opcode, timeout=0.1): # pylint: disable=too-many-branche
packet_length = reply[3] + (reply[4] << 8)
if len(reply) == packet_length + 10:
break
else:
# Check to see if we have a complete packet. If not, we timed out.
if len(reply) != packet_length + 10:
if self._debug:
print("Timed out after {} seconds".format(timeout))
return (None, None)
if self._debug:
print("Packet:", [hex(i) for i in reply])
Expand Down Expand Up @@ -464,7 +467,7 @@ def sync(self):
ESP ROM bootloader, we will retry a few times"""
self.reset(True)

for _ in range(3):
for _ in range(5):
if self._sync():
time.sleep(0.1)
return True
Expand Down
14 changes: 9 additions & 5 deletions examples/miniesptool_simpletest.py
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Original file line number Diff line number Diff line change
Expand Up @@ -6,12 +6,16 @@

print("ESP32 Nina-FW")

uart = busio.UART(board.TX, board.RX, baudrate=115200, timeout=1)
resetpin = DigitalInOut(board.D5)
gpio0pin = DigitalInOut(board.D6)
# Override these if you are manually wiring. Otherwise, this will use ESP pins from board.
tx = getattr(board, "ESP_TX", board.TX)
rx = getattr(board, "ESP_RX", board.RX)
resetpin = getattr(board, "ESP_RESET", board.D12)
gpio0pin = getattr(board, "ESP_GPIO0", board.D10)

uart = busio.UART(tx, rx, baudrate=115200, timeout=1)

esptool = adafruit_miniesptool.miniesptool(
uart, gpio0pin, resetpin, flashsize=4 * 1024 * 1024
uart, DigitalInOut(gpio0pin), DigitalInOut(resetpin), flashsize=4*1024*1024
)
esptool.sync()

Expand All @@ -23,7 +27,7 @@
print("MAC ADDR: ", [hex(i) for i in esptool.mac_addr])

# Note: Make sure to use the LATEST nina-fw binary release!
esptool.flash_file("NINA_W102-1.3.1.bin", 0x0, "3f9d2765dd3b7b1eab61e1eccae73e44")
esptool.flash_file("NINA_W102-1.6.1.bin", 0x0, '0326db53e579f8a4293feac70d00f6bb')

esptool.reset()
time.sleep(0.5)