def test_read_word_data(self): bytes = [1 << 6, 1 << 7] word = bytes[1] << 8 | bytes[0] cmd = 27 self.serial.write(int2byte(bytes[0]) + int2byte(bytes[1])) time.sleep(DELAY) worddata = self.bus.read_word_data(ADDR, cmd) assert word == worddata data = self.getdata() testcase, cmd2, worddata2 = data.split(b"#") assert int(testcase) == READ_WORD_DATA assert cmd == int(cmd2) worddata2 = [byte2int(i) for i in worddata2] assert word == worddata2[1] << 8 | worddata2[0]
def test_read_byte2(self): self.serial.write(int2byte(20)) time.sleep(DELAY) byte = self.bus.read_byte(ADDR) 'read ', byte data = int(self.getdata()) assert data == READ_BYTE assert byte == 20
def setup_method(self, meth): if not i2c_features[meth.testcase]: pytest.mark.skip("smbus feature not supported") self.bus = SMBus(BUS) self.serial = Serial(PORT, 9600) self.serial.write(RESET) time.sleep(DELAY) self.serial.write(int2byte(meth.testcase)) time.sleep(DELAY)
def setup_method(self, meth): if not i2c_features[meth.testcase]: py.test.skip("smbus feature not supported") self.bus = SMBus(BUS) self.serial = Serial(PORT, 9600) self.serial.write(RESET) time.sleep(DELAY) self.serial.write(int2byte(meth.testcase)) time.sleep(DELAY)
if PY3K: def byte2int(x): return x else: def byte2int(x): return ord(x) PORT = '/dev/ttyACM0' ADDR = 0x04 BUS = 1 # Commands GETDATA = int2byte(254) RESET = int2byte(255) # Testcases WRITE_QUICK = 1 READ_BYTE = 2 WRITE_BYTE = 3 READ_BYTE_DATA = 4 WRITE_BYTE_DATA = 5 READ_WORD_DATA = 6 WRITE_WORD_DATA = 7 PROCESS_CALL = 8 READ_BLOCK_DATA = 9 WRITE_BLOCK_DATA = 10 BLOCK_PROCESS_CALL = 11 READ_I2C_BLOCK_DATA = 12
import py if PY3K: def byte2int(x): return x else: def byte2int(x): return ord(x) PORT = '/dev/ttyACM0' ADDR = 0x04 BUS = 1 # Commands GETDATA = int2byte(254) RESET = int2byte(255) # Testcases WRITE_QUICK = 1 READ_BYTE = 2 WRITE_BYTE = 3 READ_BYTE_DATA = 4 WRITE_BYTE_DATA = 5 READ_WORD_DATA = 6 WRITE_WORD_DATA = 7 PROCESS_CALL = 8 READ_BLOCK_DATA = 9 WRITE_BLOCK_DATA = 10 BLOCK_PROCESS_CALL = 11 READ_I2C_BLOCK_DATA = 12