EM78M612
Universal Serial Bus Microcontroller Series
8.2.1.2 Operation Registers in Bank 1
The special purpose registers for special operation (R8S~RES), are located in Special
Purpose Register Bank 1. To access these registers, bank selector (R3[7]) must be set first.
These Bank 1 located registers serve special functions, such as; E2PROM, Plus Width
Modulation, and Analog to Digital Converter. These registers and special functions are
described in details in Sections 8.2.3, 8.9, and 8.10 respectively in this specification.
R8S ( PWM1 Duty Cycle Register) Default Value：(0B_0000_0000)
A specified values keeps the output of PWM1 stay at high in a Period.
R9S ( PWM2 Duty Cycle Register) Default Value：(0B_0000_0000)
A specified values keeps the output of PWM2 stay at high in a Period.
RAS (AD Channel Select Register)
Default Value：(0B_0000_0000)
7
ADC
6
5
0
4
AD4
3
AD3
2
AD2
1
AD1
0
AD0
Token_Bit
RAS [0]~[4]:AD Channel Selector
AD4
AD3
AD2
AD1
AD0
Channel
I/O Port
-
0
0
0
0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
Disable AD
0
0
0
0
1
2
Reserved
P61
0
0
0
1
0
0
0
1
3
P62
0
0
1
0
4
P63
0
0
1
0
5
P64
0
0
1
1
6
P65
0
0
1
1
7
P66
0
1
0
0
8
P67
0
1
0
0
9
P70
0
1
0
1
10
11
12
13
14
15
16
P71
0
1
0
1
P72
0
1
1
0
P73
0
1
1
0
P74
0
1
1
1
P75
P76
0
1
1
1
P77
1
0
0
0
This specification may change without further notice.
2004/4/28 V1.1
16
ELAN [ ELAN MICROELECTRONICS CORP ]
