SM59R16A5/SM59R09A5/SM59R05A5
8-Bit Micro-controller
64KB/36KB/20KB with ISP Flash
& 2KB RAM embedded
18. 10-bit Analog-to-Digital Converter (ADC)
The SM59R16A5 provides eight channels 10-bit ADC. The Digital output DATA [9:0] were put into ADCD [9:0]. The ADC
interrupt vector is 53H.
The ADC SFR show as below:
Mnemonic
Description
Direct
Bit 7
Bit 6
Bit 5
ADC
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
RESET
ADC Control
register 1
ADC Control
register 2
ADC data high
byte
ADC data low
byte
ADCC1
ADCC2
ADCDH
ABh ADC7ENADC6ENADC5ENADC4ENADC3ENADC2ENADC1ENADC0EN
00H
00H
00H
ACh
ADh
Start ADJUST
-
-
-
ADCCH[2:0]
ADCDH [7:0]
ADCDL [7:0]
ADCDL
ADCCS
AEh
AFh
00H
00H
ADC clock select
-
-
-
ADCCS[4:0]
Address: ABh
Mnemonic: ADCC1
7
6
5
4
3
2
1
0
Reset
00H
ADC7EN ADC6EN ADC5EN ADC4EN ADC3EN ADC2EN ADC1EN ADC0EN
ADC7EN: ADC channels 7 enable.
ADC7EN = 1 – Enable ADC channel 7
ADC6EN: ADC channels 6 enable.
ADC6EN = 1 – Enable ADC channel 6
ADC5EN: ADC channels 5 enable.
ADC5EN = 1 – Enable ADC channel 5
ADC4EN: ADC channels 4 enable.
ADC4EN = 1 – Enable ADC channel 4
ADC3EN: ADC channels 3 enable.
ADC3EN = 1 – Enable ADC channel 3
ADC2EN: ADC channels 2 enable.
ADC2EN = 1 – Enable ADC channel 2
ADC1EN: ADC channels 1 enable.
ADC1EN = 1 – Enable ADC channel 1
ADC0EN: ADC channels 0 enable.
ADC0EN = 1 – Enable ADC channel 0
Mnemonic: ADCC2
Address: ACh
Rese
7
6
5
-
4
-
3
-
2
1
0
t
Start ADJUST
ADCCH[2:0]
00H
Start: When this bit is set, the ADC will be start conversion.
ADJUST: Adjust the format of ADC conversion DATA.
ADJUST = 0: (default value)
ADC data high byte ADCD [9:2] = ADCDH [7:0].
ADC data low byte ADCD [1:0] = ADCDL [1:0].
ADJUST = 1:
ADC data high byte ADCD [9:8] = ADCDH [1:0].
ADC data low byte ADCD [7:0] = ADCDL [7:0].
ADCCH[2:0]: ADC channel select.
ADCCH [2:0]
000
Channel
0
1
001
Specifications subject to change without notice contact your sales representatives for the most recent information.
ISSFD-M047 72 Ver.G SM59R16A5 01/2014
SYNCMOS [ SYNCMOS TECHNOLOGIES,INC ]
