ADLINK Technology cPCI-9116 Uživatelská příručka stáhnout pdf (Strana 33)

Registers • 23

Clk_src (bit3): GPTC0’s clock source

1: External Input (Pin 96)

0: Internal Timebase

MODE1~MODE0 (bit1 ~ bit0): GPTC0’s Mode selection

MODE1 MODE0 Description

0 0 General Counter

0 1 Pulse Generation

1 0 X

1 1 X

Table 6. GPTC0’s Mode selection

4.5 A/D Data Registers

The digital converted data is 16-bits and is stored into 32-bit registers.

Address: BASE +24

Attribute: read

Data Format:

Bit 7 6 5 4 3 2 1 0

AD7 AD6 AD5 AD4 AD3 AD2 AD1 AD0

Bit 15 14 13 12 11 10 9 8

AD15 AD14 AD13 AD12 AD11 AD10 AD9 AD8

Bit 23 22 21 20 19 18 17 16

--- --- --- --- --- --- --- ---

Bit 31 30 29 28 27 26 25 24

--- --- --- --- --- --- --- ---

Table 7. A/D Data Registers

AD15 ~ AD0: Analog to digital data. AD15 is the Most Significant Bit (MSB).

AD0 is the Least Significant Bit (LSB).

1 2 ... 28 29 30 31 32 33 34 35 36 37 38 ... 66 67

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ADLINK Technology cPCI-9116 Uživatelská příručka Strana 33