diff options
| author | Mike <mjc@avtechpulse.com> | 2000-01-01 00:37:54 +0900 |
|---|---|---|
| committer | Mike <mjc@avtechpulse.com> | 2000-01-01 00:37:54 +0900 |
| commit | 5fb7eccd0d238a976758dd1e33ef18931b83b91f (patch) | |
| tree | 092bc4723819b170060b292d9295c574e16dd7ad /i2c.h | |
| parent | dd925747f7ac9fad9bb95920dc7b07db48c9c56d (diff) | |
implement full control of DACs 8-15
Diffstat (limited to 'i2c.h')
| -rw-r--r-- | i2c.h | 4 |
1 files changed, 2 insertions, 2 deletions
@@ -6,8 +6,8 @@ #define To_Self_Cal_Port 2 /* PCF8574 at three-bit address 2 is for self-cal PCB 226A */ #define From_Self_Cal_Port 3 /* PCF8574 at three-bit address 3 is for self-cal PCB 226A */ #define Octal_Relay_Driver 4 /* PCF8574 at three-bit address 4 is for octal relay driver, PCB 244A */ -#define Extra_DACs_Low_Port 5 /* PCF8574 at three-bit address 5 is for low byte of PCB 313A DAC board */ -#define Extra_DACs_High_Port 6 /* PCF8574 at three-bit address 6 is for high byte of PCB 313A DAC board */ +#define Extra_DACs_Data_Port 5 /* PCF8574 at three-bit address 5 is for the data byte of PCB 313A DAC board */ +#define Extra_DACs_Addr_Port 6 /* PCF8574 at three-bit address 6 is for address lines of PCB 313A DAC board */ #define PCF8574A 0x38 /* Main I2C peripheral device */ #define Button_Press_Port 0 /* PCF8574A at three-bit address 0 is for detecting button presses */ |