st7735s: i can draw

[cortex-from-scratch] / include / sys / mmap.h

diff --git a/include/sys/mmap.h b/include/sys/mmap.h
index 4af5c35..091d242 100644 (file)
--- a/include/sys/mmap.h
+++ b/include/sys/mmap.h
@@ -77,7 +77,7 @@
 #define GPIOB_BSRR MEM_ADDR(0x40010C10)
 #define GPIOB_ODR MEM_ADDR(0x40010C0C)
 #define GPIOB_IDR MEM_ADDR(0x40010C08)
-#define GPIOC_CRL MEM_ADDR(0x40011000) // led
+#define GPIOC_CRL MEM_ADDR(0x40011000) // SPI2 uses D/CX (A0) 
 #define GPIOC_CRH MEM_ADDR(0x40011004) 
 #define GPIOC_ODR MEM_ADDR(0x4001100C)