TIMER Registers - Revision history

TuxSH: Kernel9 treats F/64 as (ARM 9 clockrate)/128

2017-02-15T19:00:07Z

Kernel9 treats F/64 as (ARM 9 clockrate)/128

← Older revision		Revision as of 22:00, 15 February 2017
Line 1:		Line 1:
	There are 4 timers. These timers run at a frequency of ~~~67027~~.~~964kHz~~.		There are 4 timers. These timers run at a frequency of 67,027,964.0 ± 2<sup>-32</sup> Hz (i.e. exactly half the ARM9 clock frequency).

	= Registers =		= Registers =

Plutooo at 00:48, 6 January 2017

2017-01-05T23:48:20Z

← Older revision		Revision as of 02:48, 6 January 2017
Line 13:		Line 13:
	\| 0x10003000 + 4*n		\| 0x10003000 + 4*n
	\| 2		\| 2
	\|		\| Boot9, Kernel9
	\|-		\|-
	\| style="background: green" \| Yes		\| style="background: green" \| Yes
Line 19:		Line 19:
	\| 0x10003002 + 4*n		\| 0x10003002 + 4*n
	\| 2		\| 2
	\|		\| Boot9, Kernel9
	\|}		\|}

	== TIMER_VAL ==		== TIMER_VAL ==
	Writing to ~~REG_TMxVAL~~ loads a starting value for one of the 4 timers, while reading it will show the current timer value.		Writing to TIMER_VAL loads a starting value for one of the 4 timers, while reading it will show the current timer value.

	== TIMER_CNT ==		== TIMER_CNT ==
	{\| class="wikitable" border="1"		{\| class="wikitable" border="1"
	~~\|+ REG_TMxCNT~~		! Bit
	! ~~BIT~~		! Description
	! ~~DESCRIPTION~~
	\|-		\|-
	\| 0-1		\| 1-0
	\| Prescaler select (0=F/1, 1=F/64, 2=F/256, 3=F/1024)		\| Prescaler select (0=F/1, 1=F/64, 2=F/256, 3=F/1024)
	\|-		\|-
Line 37:		Line 36:
	\| Count-up (0=Disabled, 1=Enabled)		\| Count-up (0=Disabled, 1=Enabled)
	\|-		\|-
	\| 3-5		\| 5-3
	\| Not used		\| Not used
	\|-		\|-

WulfyStylez: kinda important!

2016-03-07T04:42:46Z

kinda important!

← Older revision		Revision as of 07:42, 7 March 2016
Line 1:		Line 1:
	There are 4 timers.		There are 4 timers. These timers run at a frequency of ~67027.964kHz.

	= Registers =		= Registers =

Plutooo at 21:43, 19 March 2015

2015-03-19T20:43:10Z

← Older revision		Revision as of 23:43, 19 March 2015
Line 1:		Line 1:
	There are 3 timers.		There are 4 timers.

	= Registers =		= Registers =
Line 10:		Line 10:
	\|-		\|-
	\| style="background: green" \| Yes		\| style="background: green" \| Yes
	\| TIMER_VAL(n)		\| [[#TIMER_VAL\|TIMER_VAL]](n)
	\| 0x10003000 + 4*n		\| 0x10003000 + 4*n
	\| 2		\| 2
Line 16:		Line 16:
	\|-		\|-
	\| style="background: green" \| Yes		\| style="background: green" \| Yes
	\| TIMER_CNT(n)		\| [[#TIMER_CNT\|TIMER_CNT]](n)
	\| 0x10003002 + 4*n		\| 0x10003002 + 4*n
	\| 2		\| 2
Line 22:		Line 22:
	\|}		\|}

	= ~~Timer value~~ =		== TIMER_VAL ==
	Writing to REG_TMxVAL loads a starting value for one of the 4 timers, while reading it will show the current timer value.		Writing to REG_TMxVAL loads a starting value for one of the 4 timers, while reading it will show the current timer value.

	= ~~Timer control~~ =		== TIMER_CNT ==
	{\| class="wikitable" border="1"		{\| class="wikitable" border="1"
	\|+ REG_TMxCNT		\|+ REG_TMxCNT
Line 47:		Line 47:
	\|}		\|}

	= Count-up =		== Count-up ==
	When count-up is enabled, the timer value will increase every time the previous timer overflows.		When count-up is enabled, the timer value will increase every time the previous timer overflows.

Plutooo: /* Registers */

2015-03-19T20:42:28Z

Registers

← Older revision		Revision as of 23:42, 19 March 2015
Line 1:		Line 1:
	== Registers ==		There are 3 timers.

			= Registers =
	{\| class="wikitable" border="1"		{\| class="wikitable" border="1"
	! ~~NAME~~		! Old3DS
	! ~~PHYSICAL ADDRESS~~		! Name
	! ~~WIDTH~~		! Address
			! Width
			! Used by
	\|-		\|-
	\| ~~REG_TM0VAL~~		\| style="background: green" \| Yes
	\| 0x10003000		\| TIMER_VAL(n)
			\| 0x10003000 + 4*n
	\| 2		\| 2
			\|
	\|-		\|-
	\| ~~REG_TM0CNT~~		\| style="background: green" \| Yes
	\| ~~0x10003002~~		\| TIMER_CNT(n)
	\| 2		\| 0x10003002 + 4*n
	\|-
	~~\| REG_TM1VAL~~
	~~\| 0x10003004~~
	~~\| 2~~
	\|-
	~~\| REG_TM1CNT~~
	~~\| 0x10003006~~
	~~\| 2~~
	\|-
	~~\| REG_TM2VAL~~
	~~\| 0x10003008~~
	~~\| 2~~
	\|-
	~~\| REG_TM2CNT~~
	~~\| 0x1000300A~~
	~~\| 2~~
	\|-
	~~\| REG_TM3VAL~~
	~~\| 0x1000300C~~
	~~\| 2~~
	\|-
	~~\| REG_TM3CNT~~
	~~\| 0x1000300E~~
	\| 2		\| 2
			\|
	\|}		\|}

Plutooo: moved TIMER to TIMER Registers

2014-09-27T19:30:22Z

moved TIMER to TIMER Registers

← Older revision		Revision as of 23:30, 27 September 2014
(No difference)

Neimod at 21:41, 12 August 2012

2012-08-12T19:41:11Z

← Older revision		Revision as of 23:41, 12 August 2012
Line 43:		Line 43:
	= Timer control =		= Timer control =
	{\| class="wikitable" border="1"		{\| class="wikitable" border="1"
			\|+ REG_TMxCNT
	! BIT		! BIT
	! DESCRIPTION		! DESCRIPTION

Neimod at 21:39, 12 August 2012

2012-08-12T19:39:23Z

← Older revision		Revision as of 23:39, 12 August 2012
Line 32:		Line 32:
	\| 0x1000300C		\| 0x1000300C
	\| 2		\| 2
	~~[[Link title]]~~\|-		\|-
	\| REG_TM3CNT		\| REG_TM3CNT
	\| 0x1000300E		\| 0x1000300E

Neimod: Created page with "== Registers == {| class="wikitable" border="1" ! NAME ! PHYSICAL ADDRESS ! WIDTH |- | REG_TM0VAL | 0x10003000 | 2 |- | REG_TM0CNT | 0x10003002 | 2 |- | REG_TM1VAL | 0x1000300..."

2012-08-12T19:39:11Z

Created page with "== Registers == {| class="wikitable" border="1" ! NAME ! PHYSICAL ADDRESS ! WIDTH |- | REG_TM0VAL | 0x10003000 | 2 |- | REG_TM0CNT | 0x10003002 | 2 |- | REG_TM1VAL | 0x1000300..."

New page

== Registers ==
{| class="wikitable" border="1"
! NAME
! PHYSICAL ADDRESS
! WIDTH
|-
| REG_TM0VAL
| 0x10003000
| 2
|-
| REG_TM0CNT
| 0x10003002
| 2
|-
| REG_TM1VAL
| 0x10003004
| 2
|-
| REG_TM1CNT
| 0x10003006
| 2
|-
| REG_TM2VAL
| 0x10003008
| 2
|-
| REG_TM2CNT
| 0x1000300A
| 2
|-
| REG_TM3VAL
| 0x1000300C
| 2
[[Link title]]|-
| REG_TM3CNT
| 0x1000300E
| 2
|}

= Timer value =
Writing to REG_TMxVAL loads a starting value for one of the 4 timers, while reading it will show the current timer value.

= Timer control =
{| class="wikitable" border="1"
! BIT
! DESCRIPTION
|-
| 0-1
| Prescaler select (0=F/1, 1=F/64, 2=F/256, 3=F/1024)
|-
| 2
| Count-up (0=Disabled, 1=Enabled)
|-
| 3-5
| Not used
|-
| 6
| IRQ enable (0=Disabled, 1=IRQ on timer value overflow)
|-
| 7
| Start/Stop (0=Stop, 1=Start)
|}

= Count-up =
When count-up is enabled, the timer value will increase every time the previous timer overflows.