t81l0010b TM Technology Inc., t81l0010b Datasheet - Page 9

• Manufacturer Part Number: t81l0010b
• Description: T81l0010b 8-bit Mcu With Embedded Eeprom
• Manufacturer: TM Technology Inc.

9.2. External Register Table ( for LVR, EEPROM, High/ Normal Driving)
Note :
* LVR (Low Voltage Reset) address : 802bH, read/write
** Port I/O high driving set
Port 3 high driving address : 8030H
Port 1 high driving address : 8032H
TM Technology Inc. reserves the right
to change products or specifications without notice.
LVR[7]
Port3.7
Port1.7
MSB
MSB
MSB
100… 0010 1011
100… 0011 0000
100… 0011 0010
100… 0010 1001
100… 00101000
Bit 7
Bit 7
Bit 7
if write ‘0’ = set I/O to high driving current mode.
if write ‘1’ = set I/O to normal driving current mode.
default is set ‘1’.
100… 0010 1110
100… 0010 1100
100… 0010 1101
100… 0010 1111
tm
A15…A5-A0
LVR[7] : if LVR[7] write ‘1’, low voltage reset function enable.
LVR[6] : if LVR[6] write ‘1’= 2.1V reset. if LVR[6] write ‘0’= 2.8V reset.
Register Address
LVR[6]
Port1.6
default is ‘0’, low voltage reset function disable.
default is ‘0’= 2.8V reset.
Bit 6
Bit 6
Bit 6
CH
TE
802bH
8030H
8032H
8028H
8029H
802eH
802cH
802dH
802fH
Hex
Port3.5
Port1.5
Bit5
Bit5
Bit5
DATAW_H EEPROM write high byte
DATAW_L EEPROM write low byte
Port3 HDS Port3 I/O high driving set**
Port1 HDS Port1 I/O high driving set**
DATAR_H EEPROM read high byte
DATAR_L EEPROM read low byte
OPCODE
PWMC2
SPICON
Name
Port3.4
Port1.4
Bit 4
Bit 4
Bit 4
LVR (Low Voltage Reset)*
EEPROM control & setup
EEPROM opcode
Port3.3
Port1.3
Bit 3
Bit 3
Bit 3
P. 9
Reserved
Port3.2
Port1.2
Bit 2
Bit 2
Bit 2
Preliminary T81L0010B
Comments
Port3.1
Port1.1
Bit1
Bit1
Bit1
Publication Date: JAN. 2006
Port3.0
Port1.0
Bit 0
Bit 0
Bit 0
LSB
LSB
LSB
Revision:A