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authorpatacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3>2012-05-08 15:07:53 +0000
committerpatacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3>2012-05-08 15:07:53 +0000
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Integrate the STMPE11 driver into the STM3240G-EVAL board logic
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4714 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/configs/stm3240g-eval/README.txt')
-rwxr-xr-xnuttx/configs/stm3240g-eval/README.txt32
1 files changed, 32 insertions, 0 deletions
diff --git a/nuttx/configs/stm3240g-eval/README.txt b/nuttx/configs/stm3240g-eval/README.txt
index bf5959871..0717f51c7 100755
--- a/nuttx/configs/stm3240g-eval/README.txt
+++ b/nuttx/configs/stm3240g-eval/README.txt
@@ -18,6 +18,7 @@ Contents
- CAN
- FPU
- FSMC SRAM
+ - I/O Exanders
- STM3240G-EVAL-specific Configuration Options
- Configurations
@@ -496,6 +497,37 @@ There are 4 possible SRAM configurations:
CONFIG_MM_REGIONS == 3
CONFIG_STM32_FSMC_SRAM defined
CONFIG_STM32_CCMEXCLUDE NOT defined
+I/O Exanders
+============
+
+The STM3240G-EVAL has two STMPE11QTR I/O expanders on board both connected to
+the STM32 via I2C1. They share a common interrupt line: PI2.
+
+STMPE11 U24, I2C address 0x41 (7-bit)
+------ ---- ---------------- --------------------------------------------
+STPE11 PIN BOARD SIGNAL BOARD CONNECTION
+------ ---- ---------------- --------------------------------------------
+ Y- TouchScreen_Y- LCD Connector XL
+ X- TouchScreen_X- LCD Connector XR
+ Y+ TouchScreen_Y+ LCD Connector XD
+ X+ TouchScreen_X+ LCD Connector XU
+ IN3 EXP_IO9
+ IN2 EXP_IO10
+ IN1 EXP_IO11
+ IN0 EXP_IO12
+
+STMPE11 U29, I2C address 0x44 (7-bit)
+------ ---- ---------------- --------------------------------------------
+STPE11 PIN BOARD SIGNAL BOARD CONNECTION
+------ ---- ---------------- --------------------------------------------
+ Y- EXP_IO1
+ X- EXP_IO2
+ Y+ EXP_IO3
+ X+ EXP_IO4
+ IN3 EXP_IO5
+ IN2 EXP_IO6
+ IN1 EXP_IO7
+ IN0 EXP_IO8
STM3240G-EVAL-specific Configuration Options
============================================