PEF2054 SIEMENS [Siemens Semiconductor Group], PEF2054 Datasheet - Page 237

• Manufacturer Part Number: PEF2054
• Description: ICs for Communications
• Manufacturer: SIEMENS [Siemens Semiconductor Group]

of 0C
W:MFSAR
W:CMDR
R:STAR
W:MFFIFO
W:MFFIFO
W:CMDR
R:ISTA
W:MFSAR
W:CMDR
R:STAR
W:MFFIFO
W:MFFIFO
W:CMDR
R:ISTA
W:MFSAR
W:CMDR
R:STAR
W:MFFIFO
W:MFFIFO
W:CMDR
R:ISTA
W:MFSAR
W:CMDR
R:STAR
W:MFFIFO
W:MFFIFO
W:CMDR
R:ISTA
If the D-channel access procedure is programmed, the IDEC MODE registers must
additionally be programmed accordingly i.e. for each channel MODE = 2C
Example
In a first step, the QUAT-S in IOM port 0, ch. 0 … 3 is programmed via the IOM-2 monitor
handler to the LT-T mode:
W:OMDR
Semiconductor Group
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).
= EE
= 04
= 01
= 25
= 81
= 41
= 04
= 20
= 0C
= 01
= 25
= 81
= 01
= 04
= 20
= 14
= 01
= 25
= 81
= 01
= 04
= 20
= 1C
= 01
= 25
= 81
= 01
= 04
= 20
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; activation ELIC with handshake protocol enabled
; monitor address of IOM port 0, channel 0
; reset MFFIFO
; MFFIFO write access enabled
; select QUAT-S Configuration Register
; set LT-T mode, output CLK1
; transmit MFFIFO content
; MFFI interrupt
; monitor address of IOM port 0, channel 1
; reset MFFIFO
; MFFIFO write access enabled
; select QUAT-S Configuration Register
; set LT-T mode
; transmit MFFIFO content
; MFFI interrupt
; monitor address of IOM port 0, channel 2
; reset MFFIFO
; MFFIFO write access enabled
; select QUAT-S Configuration Register
; set LT-T mode
; transmit MFFIFO content
; MFFI interrupt
; monitor address of IOM port 0, channel 3
; reset MFFIFO
; MFFIFO write access enabled
; select QUAT-S Configuration Register
; set LT-T mode
; transmit MFFIFO content
; MFFI interrupt
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