X2212 programmer schematic

Parallel port                                      X2212 / X22C12 eeprom

2 (D0) ------------+---------------------------------------- 6  (A0)
3 (D1) ----------+-|---------------------------------------- 5  (A1)
4 (D2) --------+-|-|---------------------------------------- 4  (A2)
5 (D3) ------+-|-|-|---------------------------------------- 3  (A3)
6 (D4) ------|-|-|-|---------------------------------------- 2  (A4)
7 (D5) ------|-|-|-|---------------------------------------- 16 (A5)
8 (D6) ------|-|-|-|---------------------------------------- 17 (A6) 
9 (D7) ------|-|-|-|---------------------------------------- 1  (A7)
             | | | |  +------------+
             | | | +--|3 d0    q0 2|-------+---------------- 12 (D0)
             | | +----|4 d1    q1 5|-------|-+-------------- 13 (D1)
             | +------|7 d2    q2 6|-------|-|-+------------ 14 (D2)
             +--------|8 d3    q3 9|-------|-|-|-+---------- 15 (D3)
                   +--|1 /OE  LE 11|--+    | | | |
                   |  +------------+  |    | | | |
                   |  74xx373 or 374  |    | | | |
1 (/C0) -----------+------------------+----|-|-|-|---------- 11 (/WE)
                                           | | | |
15 (S3) -----------------------------------+ | | |
13 (S4) -------------------------------------+ | |
12 (S5) ---------------------------------------+ |
10 (S6) -----------------------------------------+

14 (/C1) --------------------------------------------------> 7  (/CS)
16 (C2)  --------------------------------------------------> 9  (/STORE)
17 (/C3) --------------------------------------------------> 10 (/RECALL)

Also connect grounds: pins 18-25 on LPTx -> pin 10 on '373 -> pin 8 on 2212
Connect 5V to pin 20 on '373, and pin 18 on 2212.