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phyCORE-P8xC51Mx2
10
PHYTEC MMesstechnikGmbH 2005 L-602e_3
Table 1 provides an overview of the pinout of the phyCORE-
connector and shows possible alternative functions of the pins. Please
refer to the microcontroller User’s Manual/Data Sheet for details on
the functions and features of controller signals and port pins.
Pin Number
Signal
I/O
Description
Pin Row X1A
1A
ClkIn
I
Optional external clock generator input
connected directly to XTAL1 of
µ
C
2A
P3.3/INT1
I/O
Port pin
µ
C
3A
P3.5/T1
I/O
Port pin
µ
C
4A
/CS2
O
Pre-decoded Chip Select signal #2
5A
/RD
O
/RD signal
6A, 7A, 8A,
9A,
A0, A3, A5,
A7
O
Address bus from address latch
(A0, A3, A5, A7)
10A,
11A, 12A
A10A18,
A12A20, A15
O
Address bus / upper address lines from µC
13A, 14A,
15A
AD1, AD3,
AD6
O
Multiplexed address/data bus from µC
16A, 17A,
18A
A16, A19,
A21
O
Upper address lines from address latch 2
(A16, A19, A21)
Pin Row X1B
1B
ClkOut
O
Optional external clock generator output
connected directly to XTAL2 of
µ
C
2B, 3B, 5B, 7B,
8B, 10B, 12B,
13B, 15B
17B, 18B
GND
-
Ground 0 V
4B
ALE
O
Address Latch Enable output
µ
C
6B
A1
O
Address line from address latch 1 (A1)
9B,
11B
A8A16,
A13A21
O
Address bus /upper address lines from µC
14B
AD4
I/O
Multiplexed address/data line from µC
16B
A17
O
Address line from address latch 2 (A17)
Содержание phyCORE-P8xC51Mx2
Страница 1: ...A product of a PHYTEC Technology Holding company phyCORE P8xC51Mx2 Hardware Manual Edition April 2005...
Страница 22: ...phyCORE P8xC51Mx2 14 PHYTEC MMesstechnikGmbH 2005 L 602e_3 Figure 7 Location of the Jumpers Bottom View...
Страница 46: ...phyCORE P8xC51Mx2 38 PHYTEC MMesstechnikGmbH 2005 L 602e_3...
Страница 50: ...phyCORE P8xC51Mx2 42 PHYTEC MMesstechnikGmbH 2005 L 602e_3...
Страница 82: ...Published by PHYTEC Messtechnik GmbH 2005 Ordering No L 602e_3 Printed in Germany...