单片机

Z16C33
Mono universal serial controller with ISDN time slot assigner.
PLCC68
+---------------+---------------+---------------+---------------+
| 10 /RxACK | 27 /TxREQ | 44 PORT7 | 61 |
| 11 /INT | 28 /RxC | 45 VCC | 62 /PITACK |
| 12 IEI | 29 RxD | 46 GND | 63 R//W |
| 13 IEO | 30 /DCD | 47 AD15 | 64 /WR |
| 14 GND | 31 /TxC | 48 AD14 | 65 /RD |
| 15 VCC | 32 TxD | 49 AD13 | 66 /DS |
| 16 AD0 | 33 /CTS | 50 AD12 | 67 /AS |
| 17 AD1 | 34 GND | 51 AD11 | 68 VCC |
| 18 AD2 | 35 GND | 52 AD10 | 1 VCC |
| 19 AD3 | 36 GND | 53 AD9 | 2 VCC |
| 20 AD4 | 37 PORT0 | 54 AD8 | 3 /RST |
| 21 AD5 | 38 PORT1 | 55 VCC | 4 /CE |
| 22 AD6 | 39 PORT2 | 56 GND | 5 D//C |
| 23 AD7 | 40 PORT3 | 57 | 6 PS |
| 24 GND | 41 PORT4 | 58 | 7 /SITACK |
| 25 VCC | 42 PORT5 | 59 | 8 /WAIT//RDY |
| 26 /RxREQ | 43 PORT6 | 60 | 9 /TxACK |
+---------------+---------------+---------------+---------------+

6520, 6821
6800 and 6502 families peripheral interface adapters.
+-----+--+-----+
GND |1 +--+ 40| CA1
PA0 |2 39| CA2
PA1 |3 38| /IRQA
PA2 |4 37| /IRQB
PA3 |5 36| RS0
PA4 |6 35| RS1
PA5 |7 34| /RST
PA6 |8 33| D0
PA7 |9 32| D1
PB0 |10 MC6821 31| D2
PB1 |11 6520 30| D3
PB2 |12 29| D4
PB3 |13 28| D5
PB4 |14 27| D6
PB5 |15 26| D7
PB6 |16 25| E (P2)
PB7 |17 24| CE1
CB1 |18 23| /CE2
CB2 |19 22| CE0
VCC |20 21| R//W
+--------------+

6530
6502 family versatile interface adapter.
+-----+--+-----+
GND |1 +--+ 40| PA1
PA0 |2 39| PA2
E (P2) |3 38| PA3
RS |4 37| PA4
A9 |5 36| PA5
A8 |6 35| PA6
A7 |7 34| PA7
A6 |8 33| DB0
R/W |9 32| DB1
A5 |10 6530 31| DB2
A4 |11 30| DB3
A3 |12 29| DB4
A2 |13 28| DB5
A1 |14 27| DB6
A0 |15 26| DB7
/RST |16 25| PB0
/IRQ PB7 |17 24| PB1
CS1 PB6 |18 23| PB2
CS2 PB5 |19 22| PB3
VCC |20 21| PB4
+--------------+

6551
6502 family asynchronous serial interface controller.
+-----+--+-----+
GND |1 +--+ 28| R//W
CE0 |2 27| CLK
/CE1 |3 26| /IRQ
/RST |4 25| D7
RxC |5 24| D6
X1 |6 23| D5
X0 |7&nbs p; 6551 22| D4
/RTS |8 21| D3
/CTS |9 20| D2
TxD |10 19| D1
/DTR |11 18| D0
RxD |12 17| /DSR
RS0 |13 16| /DCD
RS1 |14 15| VCC
+--------------+

6818
Real-time clock with 50 bytes RAM.
+-----+--+-----+
|1 +--+ 24| VCC
X1 |2 23| SQW
X2 |3 22|
AD0 |4 21| /RCLR
AD1 |5 20| VBAT
AD2 |6 146818 19| /INT
AD3 |7 18| /RST
AD4 |8 17| DS
AD5 |9 16| GND
AD6 |10 15| R//W
AD7 |11 14| AS
GND |12 13| /CE
+--------------+

6845
6800 family CRT Controller.
+-----+--+-----+
GND |1 +--+ 40| VSYNC
/RST |2 39| HSYNC
LPSTB |3 38| RA0
MA0 |4 37| RA1
MA1 |5 36| RA2
MA2 |6 35| RA3
MA3 |7 34| RA4
MA4 |8 33| D0
MA5 |9 32| D1
MA6 |10 6845 31| D2
MA7 |11 CRTC 30| D3
MA8 |12 29| D4
MA9 |13 28| D5
MA10 |14 27| D6
MA11 |15 26| D7
MA12 |16 25| /CE
MA13 |17 24| A0
DISPEN |18 23| IORQ
CURSOR |19 22| R/W
VCC |20 21| CLK
+--------------+

6850
6800 family asynchronous communications interface.
+-----+--+-----+
GND |1 +--+ 24| /CTS
RxD |2 23| /DCD
RxCLK |3 22| D0
TxCLK |4 21| D1
/RTS |5 20| D2
TxD |6 19| D3
/IRQ |7 6850 18| D4
CE0 |8 17| D5
/CE2 |9 16| D6
CE1 |10 15| D7
RS |11 14| E
VCC |12 13| R//W
+--------------+

6852
6800 family synchronous serial data adapter.
+-----+--+-----+
GND |1 +--+ 24| /CTS
RxD |2 23| /DCD
RxCLK |3 22| D0
TxCLK |4 21| D1
SM /DTR |5 20| D2
TxD |6 19| D3
/IRQ |7 6852 18| D4
TUF |8 17| D5
/RST |9 16| D6
/CE |10 15| D7
RS |11 14| E
VCC |12 13| R//W
+--------------+

8243
8048 Port expander.
+-----+--+-----+
P5.0 |1 +--+ 24| VCC
P4.0 |2 23| P5.1
P4.1 |3 22| P5.2
P4.2 |4 21| P5.3
P4.3 |5 20| P6.0
/CE |6 19| P6.1
PROG |7 8243 18| P6.2
P2.3 |8 17| P6.3
P2.2 |9 16| P7.3
P2.1 |10 15| P7.2
P2.0 |11 14| P7.1
GND |12 13| P7.0
+--------------+

8250
Asynchronous serial interface controller.
+-----+--+-----+
D0 |1 +--+ 40| VCC
D1 |2 39| /RI
D2 |3 38| /DCD
D3 |4 37| /DSR
D4 |5 36| /CTS
D5 |6 35| MR
D6 |7 34| /OUT1
D7 |8 33| /DTR
RCLK |9 32| /RTS
RxD |10 16450 31| /OUT2
TxD |11 8250 30| INTR
CE0 |12 29|
CE1 |13 28| A0
/CE2 |14 27| A1
/CLKOUT |15 26| A2
X1 |16 25| /ADS
X0 |17 24| CSOUT
/WR |18 23| DDIS
WR |19 22| RD
GND |20 21| /RD
+--------------+