sh66l10a SinoWealth Micro-Electronics Corp. Ltd, sh66l10a Datasheet - Page 24

• Manufacturer Part Number: sh66l10a
• Description: 2k 4-bit Micro-controller With Lcd Driver
• Manufacturer: SinoWealth Micro-Electronics Corp. Ltd

14. Bonding Option
System Register $0D:
Up to 4 different bonding options are possible for the user's needs. The chip's program has 4 different program flows that varies
depending on which bonding option is used. The readable contents of B1 and B0 will differ depending on bonding.
Program Notes:
To correctly fetch the contents of bonding options in variety applications, it is necessary to insert a dummy read instruction
before the genuine reading from the $0D system register.
Address
$0D
Bit 3
X
X
X
X
-
Bit 2
B0 = 0
B0 = 0
V
B0
V
X
X
X
X
B0
-
DD
DD
Bit 1
B1
1
0
1
0
GND
B1 = 1
B1 = 0
GND
B1
B1
SH66L10A Bonding Option
Bit 0
B0
0
0
1
1
R/W
R
R
R
R
R
PCB
PCB
24
B1, B0: Bonding option register
Default bonding option
B1 bond to GND
B0 bond to V
B1 bond to GND & B0 bond to V
B0 = 1
B0 = 1
V
V
B0
B0
DD
DD
DD
Remarks
GND
B1 = 1
B1 = 0
B1
GND
B1
DD
SH66L10A