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authorMike <mjc@avtechpulse.com>2000-01-01 00:08:39 +0900
committerMike <mjc@avtechpulse.com>2000-01-01 00:08:39 +0900
commitd5ac80b7501068c4ab4e8c4b3ce374f5d60ce2a8 (patch)
tree94f85da9d17411746124eac24269bdcb865c4da6
parentdb022fbaf3f748c7a21a87e0ca30ab5a528a802d (diff)
define new I2C ports for PCB 313A DAC board
-rw-r--r--i2c.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/i2c.h b/i2c.h
index 75b7d72..86a141c 100644
--- a/i2c.h
+++ b/i2c.h
@@ -6,6 +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 PCF8574A 0x38 /* Main I2C peripheral device */
#define Button_Press_Port 0 /* PCF8574A at three-bit address 0 is for detecting button presses */