SLRC400 Datasheet, PDF (3/130 Pages) NXP Semiconductors – I·CODE Reader IC

Philips Semiconductors
I•CODE Reader IC
Product Specification Rev. 2.0 November 2001
SL RC400
6.3.1
6.3.2
6.3.3
Start Up Register Initialisation File (Read/Write)........................................................................... 63
Shipment Content of Start Up Register initialisation File ............................................................... 64
Register Initialisation File (Read/Write)........................................................................................ 65
7
7.1
7.2
7.2.1
7.3
7.4
7.5
FIFO BUFFER........................................................................................................................... 66
Overview................................................................................................................................... 66
Accessing the FIFO Buffer.......................................................................................................... 66
Access Rules ............................................................................................................................ 66
Controlling the FIFO-Buffer......................................................................................................... 66
Status Information about the FIFO-Buffer.................................................................................... 67
Register overview FIFO Buffer.................................................................................................... 68
8
8.1
8.1.1
8.2
8.2.1
8.2.2
8.3
8.4
INTERRUPT REQUEST SYSTEM .............................................................................................. 69
Overview................................................................................................................................... 69
Interrupt Sources Overview........................................................................................................ 69
Implementation of Interrupt Request Handling ............................................................................. 70
Controlling Interrupts and their Status ......................................................................................... 70
Accessing the Interrupt Registers ............................................................................................... 70
Configuration of Pin IRQ ............................................................................................................ 70
Register Overview Interrupt Request System .............................................................................. 71
9
9.1
9.2
9.2.1
9.2.2
9.2.3
9.2.4
9.2.5
9.3
9.3.1
9.3.2
9.3.3
9.3.4
9.4
TIMER UNIT.............................................................................................................................. 72
Overview................................................................................................................................... 72
Implementation of the Timer Unit ................................................................................................ 73
Block Diagram........................................................................................................................... 73
Controlling the Timer Unit........................................................................................................... 74
Timer Unit Clock and Period....................................................................................................... 74
Status of the Timer Unit.............................................................................................................. 75
TimeSlotPeriod.......................................................................................................................... 75
Usage of the Timer Unit ............................................................................................................. 77
Time-Out- and Watch-Dog-Counter............................................................................................. 77
Stop Watch............................................................................................................................... 77
Programmable One-Shot Timer .................................................................................................. 77
Periodical Trigger ...................................................................................................................... 77
Register Overview Timer Unit..................................................................................................... 78
10
10.1
10.2
10.3
10.4
POWER REDUCTION MODES .................................................................................................. 79
Hard Power Down...................................................................................................................... 79
Soft Power Down....................................................................................................................... 79
Stand By Mode.......................................................................................................................... 80
Receiver Power Down................................................................................................................ 80
11
START UP PHASE.................................................................................................................... 81
3
Preliminary