Data Sheet

EnzyTek Technology, Inc.
7F, No. 35, Hsueh Fu Rd., Hsinchu 300,
Taiwan , R.O.C.
TEL：[phone] FAX： [phone]
8/24
18
SYS_CTRL
Digital input
Typically connected to an ON/OFF push button.
Boots device in response to a button press when
power is still present from battery and/or charger
but software has placed the device in the OFF or
DORMANT state. Additionally useable as a digital
input in normal operation. No pull.
Additional function: ■ PIO[0] input only
19
PIO6
Digital: Bidirectional with programmable
strength internal pull- up/pull-down
Programmable I/O line 6.
Alternative function: ■ TBR_MOSI[0]
20
PIO7
Digital: Bidirectional with programmable
strength internal pull- up/pull-down
Programmable I/O line 7.
Alternative function: ■ TBR_MISO[0]
21
PIO8
Digital: Bidirectional with programmable
strength internal pull- up/pull-down
Programmable I/O line 8.
Alternative function: ■ TBR_CLK
22
PIO23
Digital: Bidirectional with programmable
strength internal pull- up/pull-down
Programmable I/O line 23.
23
PIO22
Digital: Bidirectional with programmable
strength internal pull- up/pull-down
Programmable I/O line 22.
24
LED5
Analog or digital input/
open drain output.
General-purpose analog/digital input or open drain
LED output.
25
LED2
Analog or digital input/
open drain output.
General-purpose analog/digital input or open drain
LED output.
26
SPK_RP
Analogue out
Headphone/speaker differential right output,
positive.
Alternative function : Differential right line output,
positive
27
SPK_RN
Analogue out
Headphone/speaker differential left output,
negative.
Alternative function : Differential left line output,
negative
28
SPK_LN
Analogue out
Headphone/speaker differential left output,
negative.
Alternative function : Differential left line output,
negative
29
SPK_LP
Analogue out
Headphone/speaker differential left output, positive.
Alternative function : Differential left line output,
positive