ADLINK PCIe-7200 - Manual (Page 32)

Register Format 23
3 Register Format
3.1 I/O Registers Format
The PCI/PCIe-7200 occupies eight consecutive 32-bit I/O
addresses in the PC I/O address space. The cPCI-7200 occupies
nine consecutive 32-bit I/O addresses. Table 4-1 shows the I/O
Map.
Note: (1) I/O port is 32-bits wide
(2) 8-bit or 16-bit I/O access is not allowed
3.2 Digital Input Register (BASE + 10)
32 digital input channels can be read from this register
Address: BASE + 10
Attribute: READ Only
Data Format:
Address Read Write
Base + 0 Counter 0 Counter 0
Base + 4 Counter 1 Counter 1
Base + 8 Counter 2 Counter 2
Base + C --- CLK Control CW0
Base + 10 Digital Input Reg. ---
Base + 14 Digital Output (Read-back) Digital Output Reg.
Base + 18 DIO Status & Control DIO Status &Control
Base + 1C INT Status & Control INT Status & Control
Base + 20 (cPCI-7200 only) AUXDIO Reg. AUXDO Reg.
Byte 7 6 5 4 3 2 1 0
Base +10 DI7 DI6 DI5 DI4 DI3 DI2 DI1 DI0
Base +11 DI15 DI14 DI13 DI12 DI11 DI10 DI9 DI8
Base +12 DI23 DI22 DI21 DI20 DI19 DI18 DI17 DI16
Base +13 DI31 DI30 DI29 DI28 DI27 DI26 DI25 DI24