P89V660_08 Datasheet, PDF(4/89 Page) NXP Semiconductors – 8-bit 80C51 5 V low power 16 kB/32 kB/64 kB flash microcontroller with 512 B/1 kB/2 kB RAM, dual I2C-bus, SPI

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P89V660_08 Datasheet, PDF (4/89 Pages) NXP Semiconductors – 8-bit 80C51 5 V low power 16 kB/32 kB/64 kB flash microcontroller with 512 B/1 kB/2 kB RAM, dual I2C-bus, SPI

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NXP Semiconductors

5. Pinning information

5.1 Pinning

P89V660/662/664

80C51 with 512 B/1 kB/2 kB RAM, dual I2C-bus, SPI

P1[5]/CEX2 7

P1[6]/SCL 8

P1[7]/SDA 9

RST 10

P3[0]/RXD 11

P4[3]/SS 12

P3[1]/TXD 13

P3[2]/INT0 14

P3[3]/INT1 15

P3[4]/T0/CEX3 16

P3[5]/T1/CEX4 17

P89V660/662/664

39 P0[4]/AD4

38 P0[5]/AD5

37 P0[6]/AD6

36 P0[7]/AD7

35 EA

34 P4[1]/SDA_1/MISO

33 ALE/PROG

32 PSEN

31 P2[7]/A15

30 P2[6]/A14

29 P2[5]/A13

002aab909

Fig 2. PLCC44 pin conï¬guration

P89V660_662_664_2

Product data sheet

Rev. 02 â 29 January 2008

4 of 89

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