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SZF2002 Datasheet(PDF) 7 Page - NXP Semiconductors |
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SZF2002 Datasheet(HTML) 7 Page - NXP Semiconductors |
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7 / 76 page ![]() 1998 Aug 26 7 Philips Semiconductors Product specification Low voltage 8-bit microcontroller with 6-kbyte embedded RAM SZF2002 7.2 Pin description Table 1 LQFP80 package SYMBOL PIN DESCRIPTION Program memory interface; note 1 A0 55 A0/RD. Address line 0, used as RD during Debug. A1 54 A1/WR. Address line 1, used as WR during Debug. A2 53 A2/ALE. Address line 2, used as ALE during Debug. A3 52 A3/PSEN. Address line 3, used as PSEN during Debug. A4 6 A4/RST. Address line 4, used as RST during Debug. A5 5 A5/TRUE_A15. Address line 5, used as A15 = P2.7 during Debug. A6 4 A6. Address line 6 (not needed during Debug, see D6). A7 3 A7. Address line 7 (not needed during Debug, see D7). A8 73 Address lines A8 to A14. During Debug these lines are used as P2.0 to P2.6. A9 72 A10 67 A11 69 A12 2 A13 74 A14 75 A15 79 Address lines A15 to A17. Page selection; during Debug these lines are the page register. Each bank is 32 kbytes. A16 78 A17 76 D0 56 Data bus. During Debug these line are P0.0 to P0.7. D1 57 D2 58 D3 59 D4 62 D5 63 D6 64 D7 65 CE 66 Chip Enable. Enable strobe to external program memory. OE 68 Output Enable. Output read strobe to external memory. WE 77 Write Enable. Write strobe to external memory. |
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